*{
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    box-sizing: border-box;
}
body,html{
    color: #090909;
	background: #ffffff;
	margin: 0;
    padding: 0;
	overflow-x: hidden;
    scroll-behavior: smooth;
}

#openNav {
  width: 35px;
  height: 35px;
  top: 5vh;
  right: 5%;
  border: none;
  outline: none;
  background-color: #00fff0;
  color: #000000;
  cursor: pointer;
  padding: auto;
  border-radius: 50%;
  font-size: 25px;
  z-index: 99;
}

#goToHome {
  display: none;
  width: 35px;
  height: 35px;
  position: fixed;
  top: 15px;
  right: 15px;
  border: none;
  outline: none;
  background-color: #00fff0;
  color: #000000;
  cursor: pointer;
  padding: auto;
  border-radius: 50%;
  font-size: 25px;
  z-index: 99;
}
#goToHome:hover {
  background-color: #00fff0;
  color: #262626;
}
.sidenav {
  height: 100%;
  width: 0;
  position: fixed;
  z-index: 999;
  top: 0;
  right: 0;
  background-color: #262626;
  overflow-x: hidden;
  transition: 1s;
  padding-top: 60px;
  overflow-y: scroll;
  scrollbar-width: none;
  
}
.sidenav>a {
	width: 300px;
}

.sidenav a {
  padding: 5px 8px 5px 32px;
  text-decoration: none;
  font-size: 12px;
  font-weight: 600;
  color: #ffffff;
  display: block;
  transition: 0.1s;
}
.sidenav a:hover {
  color: #ababab;
}
.sidenav .closebtn {
  position: absolute;
  top: 0;
  right: 25px;
  font-size: 30px;
  margin-left: 50px;
}
 .sidenav-subjects {
		width: 150px;
        height: 30px;
       color: #ffffff;
        background: #101010;
        margin: 3px 0 10px 140px;
        font-size: 70%;
        border: none;
        border-radius: 50px;
        cursor: pointer;
        transition: background 0.5s, transform 0.5s;
    }	
	.sidenav-contacts {
		width: 175px;
        height: 25px;
        color: #ababab;
        background: transparent;
        margin: 5px 0 5px 110px;
        font-size: 70%;
        text-align: right;
        border: none;
        border-radius: 50px;
        cursor: pointer;
        transition: background 0.5s, transform 0.5s;
		display: flex;
		align-items: center;
		justify-content: space-between;
		flex-wrap: wrap;
    }
	.sidenav-lines{
		border: 1px solid #101010;
	}
	
	.subsidiary {
		width: 300px;
        height: auto;
		margin: 3vh 0;
	}
	.subsidiary-logo {
		width: 300px;
        height: auto;
        background: #101010;
	}
	
	.subsidiary-logo img {
		padding: 0 24px 0 0;
	}




@media only screen and (min-width: 1024px) {
		
.tablet ,.mobile ,.small-screens{
	display: none;
}
.main{
    width: 100%;
    height: 100vh;
		position: relative;
}
.background{
    width: 100%;
    height: 100vh;
    background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
    animation: breath 30s linear infinite;
}
#over{
	    background: rgba(0,0,0,0.8);
		height: auto;
}
.container {
	display: flex;
	height: 100vh;
}
#header{
    height: 20vh;
    margin: 0 5%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.logo{
    height: auto;
    width: 150px;
    margin-top: 5vh;
	margin-right: 40px;
}
#header ul{
   margin-top: 5vh;
}
#header ul li {
    display: inline-block;
    list-style: none;
    margin: 10px 15px;
}
#header ul li a {
    color: #ababab;
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    position: relative;
}
#header ul li a::after {
    content: '';
    width: 0;
    height: 3px;
    background: #00fff0;
    position: absolute;
    left: 0;
    bottom: -6px;
    transition: 0.5s;
}
#header ul li a:hover {
    color: #00fff0;
}
#header ul li a:hover::after {
    width: 100%;
}
.user{ 
    display: inline-block;
    list-style: none;
    margin: 10px 0;
}
.login{
    margin-top: 5vh;
    width: 100px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    background: #090909;
    color: #00fff0;
}
.register{
    margin-top: 5vh;
     width: 150px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: 1px solid #00fff0;
   background: #090909;
    color: #00fff0;
	 cursor: pointer;
}
.register:hover{
    color: #090909;
	 background: #00fff0;
}
@keyframes breath {
    0%   { background-size: 100% 100vh; }
    50% { background-size: 125% 125vh; }
    100% { background-size: 100% 100vh; }
  }
.background #hero{
    height: 80vh;
	width: 400px;
    color: #ffffff;
    display: block;
    padding: 13vh 0 0 0;
	margin: 0 auto;
}
#hero h1{
	margin-top: 10vh;
    font-size: 50px;
}
#hero h2{
    font-size: 25px;
	margin: 2vh 0;
}
#hero h3{
    font-size: 15px;
	color: #ababab;
	margin: 1vh 0;
}
#load-1{
	margin-left: -25%;
	opacity: 0;
	transition-delay: 0.5s;
	transition-duration: 0.75s;
}
#load-2{
	opacity: 0;
	transition-delay: 1s;
	transition-duration: 0.75s;
}
#load-3{
	opacity: 0;
	transition-delay: 1.25s;
	transition-duration: 0.75s;
}
#load-4{
	margin-left: -10%;
	opacity: 0;
	position: relative;
	z-index: 99;
	transition-delay: .95s;
	transition-duration: 0.75s;
}
#load-5{
	margin-left: -10%;
	opacity: 0;
	transition-delay: 1.1s;
	transition-duration: 0.75s;
}
.button-fill{
    margin: 20px 5px 0 0 ;
    font-size: 13px;
    font-weight: 600;
    width:150px;
    height: 40px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    color: #000000;
    background: #00fff0;
}
.popup-info {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) scale(.5);
	width: 600px;
	background: #008080;
	border-radius: 5px;
	padding: 25px;
	z-index: 99;
	opacity: 0;
	pointer-events: none;
	transition: .75s ease;
	margin-top: 10vh;
}
.popup-info.active {
	opacity: 1;
	pointer-events: auto;
	transform: translate(-50%, -50%) scale(1);
}
.popup-info h2 {
	font-size: 30px;
	color: #ababab;
	text-align: center;
}
.popup-info .info {
	display: block;
	font-size: 13px;
	color: #ffffff;
	font-weight: 500;
	margin: 20px 0;
}
.popup-info .btn-group {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 10px;
	padding: 15px 0 7px;
}
.popup-info .btn-group .info-btn {
	display: inline-flex;
	justify-content: center;
	align-items: center;
	width: 100px;
	height: 40px;
	background: #ffffff;
	border: none;
	outline: none;
	border-radius: 5px;
	text-decoration: none;
	font-size: 12px;
	color: #000000;
	font-weight: 600;
	cursor: pointer;
	transition: 0.3s;
}
.popup-info .btn-group .info-btn:hover {
	background: #00fff0;
}
#quiz-over{
	    background: rgba(0,0,0,0.8);
		height: 100vh;
		width: 100%;
		color: #ffffff;
	display: block;
	overflow-y: scroll;
	scrollbar-width: none;
}
#quiz-section {
	position: absolute;
	width: 100%;
	height: 100vh;
	background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
	z-index: 999;
	top: 0;
	left: -100%;
	transition: 1s ease;
	
}
#quiz-section-header{
    height: 15vh;
    margin: 0 10%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.quiz-logo{
    height: 10vh;
    width: auto;
    margin-top: 5vh;
}
.close-quiz-section{
    margin-top: 5vh;
    width: 100px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    background: #ffffff;
color: #000000; 
	cursor: pointer;
}
.close-quiz-section:hover{
	background:#00fff0;
    color: #000000;
}
#quiz-section .quiz-box {
	position: relative;
	width: 950px;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: flex;
	flex-direction: column;
	padding: 20px 30px;
	margin: 5vh auto auto auto ;
	opacity: 0;
	pointer-events: none;
	transform: scale(.9);
	transition: .5s ease;
	transition-delay: 0s;
	height: 85vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#quiz-section .quiz-box.active {
	opacity: 1;
	pointer-events: auto;
	transform: scale(1);
	transition: 1s ease;
	transition-delay: 1s;
}
.quiz-box h1 {
	font-size: 35px;
	font-weight: 900;
	text-align: left;
	color:#ffffff;
}
.quiz-box .quiz-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
	border-bottom: 0 solid #ababab;
	margin-bottom: 20px;
}
.quiz-box .quiz-header span {
	font-size: 13px;
	font-weight: 500;
	color: #ababab;
}
.quiz-box .question-text {
	font-size: 30px;
	font-weight: 900;
	text-align: center;
	color: #00fff0;
}
.quiz-questions{
	width: 100%;
	display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.quiz-questions .questions{
	flex-basis: 450px;
}
.quiz-questions .answers{
	flex-basis: 350px;
}
.option {
	width: 100%;
	padding: 13px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 15px;
	margin: 10px 0;
	cursor: pointer;
}
.option-list .option:hover {
	background: #00fff0;
	color: #000000;
	
}
.option-list .option.correct{
	background: #008080;
	color: #ffffff;
}
.option-list .option.incorrect{
	background: #008080;
	color: #ffffff;
}

.option-list .option.selected-answer
{
	background: #00fff0;
	color: #000000;
}
.option-list .option.selected-answer-correct
{
	background: #ffffff;
	color: #000000;
}
.option-list .option.disabled{
	pointer-events: none;
}
.quiz-box .quiz-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
}
.quiz-box .quiz-footer span {
	font-size: 12px;
	font-weight: 500;
	color: #ababab;
}
.quiz-footer .next-btn {
	width: 100px;
	height: 40px;
	background: #262626;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 12px;
	color: #ababab;
	font-weight: 600;
	cursor: pointer;
	pointer-events: none;
}
.quiz-footer .next-btn.active {
	background: #00fff0;
	color: #000000;
	pointer-events: auto;
}
.quiz-footer .next-btn.active:hover {
	background: #ffffff;
	color: #000000;
}
#quiz-section .result-box {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) scale(.5);
	width: 500px;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 20px;
	opacity: 0;
	pointer-events: none;
	transition: .5s ease;
	transition-delay: 0.5s;

}
#quiz-section .result-box.active {
	
	opacity: 1;
	pointer-events: auto;
	transform: translate(-50%, -50%) scale(1);
}
.result-box h2 {
	font-size: 40px;
}
.result-box .percentage-container {
	width: 300px;
	background: transparent;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 20px;
	
}
.percentage-container .circular-progress{
	width: 150px;
	height: 150px;
	border-radius: 50%;
	display: flex;
	justify-content: center;
	align-items: center;
	
}
.percentage-container .circular-progress::before{
	content: '';
	position: absolute;
	width: 150px;
	height: 150px;
	background: #010101;
	border-radius: 50%;
	
}
.circular-progress .progress-value{
	position: relative;
	font-size: 30px;
	font-weight: 600;
	
}
.percentage-container .score-text{
	font-size: 20px;
	font-weight: 600;
	margin-top: 20px;
}
.result-box .buttons {
	display: flex;
}
.buttons button {
	width: 125px;
	height: 45px;
	background: #00fff0;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 14px;
	color: #000000;
	font-weight: 600;
	margin: 0 20px 20px;
	cursor: pointer;
}
.buttons button:hover {
	background: #ffffff;
	color: #000000;
}
.answers h6 {
	font-size: 40px;
	font-weight: 900;
	text-align: center;
	color: #00fff0;
}
.solution-questions {
	font-size: 18px;
	font-weight: 600;
	color:#ffffff;
}
#quiz-review {
	position: absolute;
	width: 100%;
	height: 80vh;
	margin-top: 20vh;
	background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
	z-index: 999;
	top: 0;
	right: -100%;
	transition: 1s ease;
	
}
#quiz-over-review{
	    background: rgba(0,0,0,0.8);
		height: 80vh;
		color: #ffffff;
	display: block;
	overflow: hidden;
}
#quiz-review .quiz-box-review {
	position: relative;
	width: 900px;
	margin: 0 auto;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: flex;
	flex-direction: column;
	padding: 20px auto;
	opacity: 0;
	pointer-events: none;
	transform: scale(.9);
	transition: .5s ease;
	transition-delay: 0s;
}
#quiz-review .quiz-box-review.active {
	opacity: 1;
	pointer-events: auto;
	transform: scale(1);
	transition: 1s ease;
	transition-delay: 1s;
}
.quiz-review-header{
    
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.close-review-btn{
    margin: 20px 5px 0 0 ;
    font-size: 13px;
    font-weight: 600;
    width:150px;
    height: 40px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
	opacity: 0;
	pointer-events: none;
    color: #000000;
    background: #ffffff;
}
.quiz-box-review h1 {
	font-size: 30px;
	font-weight: 900;
	text-align: center;
	color:#ffffff;
}
.quiz-box-review .quiz-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
	border-bottom: 0 solid #ababab;
	margin-bottom: 10px;
}
.quiz-box-review .quiz-header span {
	font-size: 13px;
	font-weight: 500;
	color: #ababab;
}
.quiz-box-review .review-question-text {
	font-size: 20px;
	font-weight: 600;
	color: #ffffff;
}
.review-option-list h4 {
	font-size: 13px;
	margin: 3vh 0;
}
.review-option-list .option {
	width: 100%;
	padding: 13px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 15px;
	margin: 10px 0;
	cursor: pointer;
}
.quiz-box-review .quiz-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
}
.quiz-box-review .quiz-footer span {
	font-size: 12px;
	font-weight: 500;
	color: #ababab;
}
.quiz-footer .next-btn-review {
	width: 100px;
	height: 40px;
	background: #262626;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 12px;
	color: #ababab;
	font-weight: 600;
	cursor: pointer;
}
.quiz-footer .next-btn-review:hover {
	background: #ffffff;
	color: #000000;
}
.tab-titles{
	margin: 1vh 4%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
}
.tab-links{
	padding: 10px;
    font-size: 11px;
    font-weight: 600;
    width:auto;
    height: auto;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    color: #ffffff;
    background: #090909;
	  position: relative;
}
    .tab-links:hover {
        color: #00fff0;
    }
    .tab-links.active-link {
         color: #090909;
    background: #00fff0;
    }
.tab-contents {
        display: none;
		width: auto;
		margin: 0 auto;
    }
	.tab-contents .example{
		width: 800px;
		height: auto;
		padding: 5vh 5%;
		margin: 5vh 0;
		background: #090909;
		color: #00fff0;
		border-radius: 5px;
    }
    .tab-contents.active-tab {
        display: block;
    }
.tab-contents h1{
    font-size: 30px;
	margin-bottom: 5vh;

}
.tab-contents h2{
    font-size: 15px;
	margin-bottom: 1vh;
}
.tab-contents p{
    font-size: 13px;
	margin-bottom: 1vh;
}
.tab-contents h3{
    font-size: 12px;
	margin-bottom: 5vh;
}
.tab-contents h5{
    font-size: 12px;
	margin: 1vh 2%;
}
.tab-contents ul li{
    font-size: 12px;
}
#hidden{
	display: none;
}
.solutiontab-titles{
	margin: 1vh 4%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
}
.solutiontab-links{
	padding: 15px;
    font-size: 13px;
    font-weight: 600;
    width:auto;
    height: auto;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    color: #ffffff;
    background: #090909;
	  position: relative;
}
    .solutiontab-links:hover {
        color: #00fff0;
    }
    .solutiontab-links.solutionactive-link {
         color: #090909;
    background: #00fff0;
    }
.solutiontab-contents {
        display: none;
		width: 100%;
		margin: 0 auto;
    }
	.solutiontab-contents .example{
		width: 800px;
		height: auto;
		padding: 5vh 5%;
		margin: 5vh 0;
		background: #090909;
		color: #00fff0;
		border-radius: 5px;
    }
    .solutiontab-contents.solutionactive-tab {
        display: block;
    }
.solutiontab-contents h1{
    font-size: 30px;
	margin-bottom: 5vh;

}
.solutiontab-contents h2{
    font-size: 17px;
	margin-bottom: 1vh;
}
.solutiontab-contents p{
    font-size: 13px;
	margin-bottom: 1vh;
}
.solutiontab-contents h3{
    font-size: 12px;
	margin-bottom: 5vh;
}
.solutiontab-contents h5{
    font-size: 12px;
	margin: 1vh 2%;
}
.solutiontab-contents ul li{
    font-size: 12px;
}
.questions .option {
	width: 100%;
	padding: 10px;
	font-weight: 500;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 12px;
	margin: 10px 0;
	pointer-events: none;
}
.questions .option .choice {
	width: 100%;
	padding: 10px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 12px;
	margin: 10px 0;
	pointer-events: none;
}
#solution-question-1,
#solution-question-2,
#solution-question-3,
#solution-question-4,
#solution-question-5,
#solution-question-6,
#solution-question-7,
#solution-question-8,
#solution-question-9,
#solution-question-10
{
	position: absolute;
	top: 0;
	left: 25%;
	width: 50%;
	height: 50vh;
	background: #008080;
	border-radius: 5px;
	padding: 25px;
	z-index: 99;
	opacity: 0;
	pointer-events: none;
	transition: .75s ease;
	margin-top: 24vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#solution-question-1.active,
#solution-question-2.active,
#solution-question-3.active,
#solution-question-4.active,
#solution-question-5.active,
#solution-question-6.active,
#solution-question-7.active,
#solution-question-8.active,
#solution-question-9.active,
#solution-question-10.active
 {
	left: 0;
	width: 100%;
	opacity: 1;
	pointer-events: auto;
}

#solution-question-1 h1,
#solution-question-2 h1,
#solution-question-3 h1,
#solution-question-4 h1,
#solution-question-5 h1,
#solution-question-6 h1,
#solution-question-7 h1,
#solution-question-8 h1,
#solution-question-9 h1,
#solution-question-10 h1

{
    font-size: 25px;
	margin-bottom: 5vh;

}

#solution-question-1 h2,
#solution-question-2 h2,
#solution-question-3 h2,
#solution-question-4 h2,
#solution-question-5 h2,
#solution-question-6 h2,
#solution-question-7 h2,
#solution-question-8 h2,
#solution-question-9 h2,
#solution-question-10 h2
{
    font-size: 17px;
	margin-bottom: 1vh;
}

#solution-question-1 h3,
#solution-question-2 h3,
#solution-question-3 h3,
#solution-question-4 h3,
#solution-question-5 h3,
#solution-question-6 h3,
#solution-question-7 h3,
#solution-question-8 h3,
#solution-question-9 h3,
#solution-question-10 h3
{
    font-size: 13px;
	margin-bottom: 5vh;
}

#solution-question-1 h5,
#solution-question-2 h5,
#solution-question-3 h5,
#solution-question-4 h5,
#solution-question-5 h5,
#solution-question-6 h5,
#solution-question-7 h5,
#solution-question-8 h5,
#solution-question-9 h5,
#solution-question-10 h5
{
    font-size: 13px;
	margin: 1vh 2%;
}

#solution-question-1 p,
#solution-question-2 p,
#solution-question-3 p,
#solution-question-4 p,
#solution-question-5 p,
#solution-question-6 p,
#solution-question-7 p,
#solution-question-8 p,
#solution-question-9 p,
#solution-question-10 p
{
    font-size: 13px;
	margin-bottom: 1vh;
}

#solution-question-1 ul li{
    font-size: 13px;
}

.closeLayer{		
        display: flex;
		justify-content: center;
		align-items: center;
		font-size: 40px;
		font-weight: 500;
		color: #ffffff;
		text-decoration: none;
		text-align: right;
		width: 40px;
		height: 40px;
		background: #000000;
		border-radius: 50%;
		margin-top: -15px;
		border: none;
		cursor: pointer;
	}
.closeLayer:hover{
		color: #800000;
		transition: 0.3s;
	}
	.close-solution-details{
		display: flex;
		justify-content: space-between;
		align-items: center;
		flex-wrap: wrap;
	}	
	.for-more-information{
		text-align: right;
	padding: 0 20px 20px 0;
	color: #ffffff;
	font-weight:600;
	}
	
	.for-more-information a{ 
	cursor: pointer;
	text-decoration: none;
	}
	
	.for-more-information span{
	background: #000000;
	color: #00fff0;
	border-radius: 3px;
	padding: 5px;
	}
	
	
.root-normal mroot{
	 font-size: 20px;
	 color: #000000;
}
mroot mtext{
	 font-size: 16px;
}
mroot mtext .nth-root{
	 font-size: 12px;
	 color: #000000;
}

.root-question mroot{
	 font-size: 18px;
	 color: #ffffff;
}

.root-question-2 mroot{
	 font-size: 20px;
	 color: #ffffff;
}

.root-question-square mroot{
	 font-size: 33px;
	 color: #ffffff;
}

.root-question-fraction{
	 font-size: 12px;
	 color: #ffffff;
}

.root-question-fraction mroot{
	 font-size: 18px;
	 color: #ffffff;
}

.root-question-square-option mroot{
	 font-size: 23px;
	 color: #000000;
}
mroot mtext .nth-root-question{
	 font-size: 11px;
	 color: #ffffff;
}
mroot mtext .nth-root-question-fraction{
	 font-size: 13px;
	 color: #ffffff;
}
mroot mtext .nth-root-question-option{
	 font-size: 12px;
	 color: #000000;
}

.normal-exponent {
	 color: #000000;
	 font-size: 12px;
}

.fraction-bracket {
	font-size: 45px;
	 color: #000000;
	 font-weight: 300;
}

.normal-exponent-question {
	 color: #ffffff;
	 font-size: 16px;
}

.normal-roots-question {
	 color: #ffffff;
	 font-size: 18px;
}

.normal-exponent-answer {
	 color: #ffffff;
	 font-size: 12px;
}
.normal-options-option {
	 color: #ffffff;
	 font-size: 13px;
	 font-weight: 600;
}
.fraction-options-option {
	 color: #000000;
	 font-size: 12px;
}


.fraction-bracket-question {
	font-size: 45px;
	 color: #ffffff;
	 font-weight: 300;
}
.options-fraction-bracket{
	font-size: 30px;
	 color: #000000;
	 font-weight: 300;
}
sup{
	font-size: 11px;
}

.step{
		font-size: 11px;
		font-weight: 300;
		color: #ababab;
	}
	
	
	.inequality {
  width: 300px;
  height: 80px;
  display: block;
  margin: 5vh 50px;
}
.numberLine {
position: relative;
  width: 300px;
  height: 40px;
  display: block;
}
.horizontal {
  position: relative;
  padding-top: 20px;
  width: 300px;
  height: 20px;
}

.horizontal hr {
  width: 300px;
  border: 1px solid #ababab;
}
.vertical {
  position: absolute;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  width: 300px;
  height: 20px;
   margin-top: -10px;
}
.vertical span{
  color: #ababab;
  font-weight: 600;
}
.signs{
  width: 200px;
  height: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  margin: 0 50px;
}
.signs span{
  color: #ababab;
   font-size: 15px;
   font-weight: 600;
}
.numbers{
  width: 300px;
  height: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.numbers span{
  color: #ababab;
  font-size: 12px;
}

.number-line-unvisible {
	opacity: 0;
	pointer-events: none;
}

.simulteneous-example {
	
	font-size: 12px;
	font-weight: 300;
	background: #00fff0;
	color: #090909;
	border-radius: 50%;
	padding: 5px;
}

.fraction-simulteneous-answers {
	font-size: 30px;
	 color: #ffffff;
	 font-weight: 300;
}

}

@media only screen and (min-width: 683px) and (max-width: 1023px) {
	
.desktop ,.mobile {
	display: none;
}
.main{
    width: 100%;
    height: 100vh;
		position: relative;
}
.background{
    width: 100%;
    height: 100vh;
    background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
    animation: breath 30s linear infinite;
}
#over{
	    background: rgba(0,0,0,0.8);
		height: auto;
}
.container {
	display: flex;
	height: 100vh;
}
#header{
    height: 20vh;
    margin: 0 5%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.logo{
    height: auto;
    width: 150px;
    margin-top: 5vh;
	margin-right: 40px;
}
#header ul{
   margin-top: 5vh;
}
#header ul li {
    display: inline-block;
    list-style: none;
    margin: 10px 15px;
}
#header ul li a {
    color: #ababab;
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    position: relative;
}
#header ul li a::after {
    content: '';
    width: 0;
    height: 3px;
    background: #00fff0;
    position: absolute;
    left: 0;
    bottom: -6px;
    transition: 0.5s;
}
#header ul li a:hover {
    color: #00fff0;
}
#header ul li a:hover::after {
    width: 100%;
}
.user{ 
    display: inline-block;
    list-style: none;
    margin: 10px 0;
}
.login{
    margin-top: 5vh;
    width: 100px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    background: #090909;
    color: #00fff0;
}
.register{
    margin-top: 5vh;
     width: 150px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: 1px solid #00fff0;
   background: #090909;
    color: #00fff0;
	 cursor: pointer;
}
.register:hover{
    color: #090909;
	 background: #00fff0;
}
@keyframes breath {
    0%   { background-size: 100% 100vh; }
    50% { background-size: 125% 125vh; }
    100% { background-size: 100% 100vh; }
  }
.background #hero{
    height: 80vh;
	width: 400px;
    color: #ffffff;
    display: block;
    padding: 13vh 0 0 0;
	margin: 0 auto;
}
#hero h1{
	margin-top: 10vh;
    font-size: 50px;
}
#hero h2{
    font-size: 25px;
	margin: 2vh 0;
}

#hero h3{
    font-size: 15px;
	color: #ababab;
	margin: 1vh 0;
}
#load-1{
	margin-left: -25%;
	opacity: 0;
	transition-delay: 0.5s;
	transition-duration: 0.75s;
}
#load-2{
	opacity: 0;
	transition-delay: 1s;
	transition-duration: 0.75s;
}
#load-3{
	opacity: 0;
	transition-delay: 1.25s;
	transition-duration: 0.75s;
}
#load-4{
	margin-left: -10%;
	opacity: 0;
	position: relative;
	z-index: 99;
	transition-delay: .95s;
	transition-duration: 0.75s;
}
#load-5{
	margin-left: -10%;
	opacity: 0;
	transition-delay: 1.1s;
	transition-duration: 0.75s;
}	
.button-fill{
    margin: 20px 5px 0 0 ;
    font-size: 13px;
    font-weight: 600;
    width:150px;
    height: 40px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    color: #000000;
    background: #00fff0;
}
.popup-info {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) scale(.5);
	width: 600px;
	background: #008080;
	border-radius: 5px;
	padding: 25px;
	z-index: 99;
	opacity: 0;
	pointer-events: none;
	transition: .75s ease;
	margin-top: 10vh;
}
.popup-info.active {
	opacity: 1;
	pointer-events: auto;
	transform: translate(-50%, -50%) scale(1);
}
.popup-info h2 {
	font-size: 30px;
	color: #ababab;
	text-align: center;
}
.popup-info .info {
	display: block;
	font-size: 13px;
	color: #ffffff;
	font-weight: 500;
	margin: 20px 0;
}
.popup-info .btn-group {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 10px;
	padding: 15px 0 7px;
}
.popup-info .btn-group .info-btn {
	display: inline-flex;
	justify-content: center;
	align-items: center;
	width: 100px;
	height: 40px;
	background: #ffffff;
	border: none;
	outline: none;
	border-radius: 5px;
	text-decoration: none;
	font-size: 12px;
	color: #000000;
	font-weight: 600;
	cursor: pointer;
	transition: 0.3s;
}
.popup-info .btn-group .info-btn:hover {
	background: #00fff0;
}
#quiz-over{
	    background: rgba(0,0,0,0.8);
		height: 100vh;
		width: 100%;
		color: #ffffff;
	display: block;
}
#quiz-section {
	position: absolute;
	width: 100%;
	height: 100vh;
	background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
	z-index: 999;
	top: 0;
	left: -100%;
	transition: 1s ease;
}
#quiz-section-header{
    height: 15vh;
    margin: 0 10%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.quiz-logo{
    height: 10vh;
    width: auto;
    margin-top: 5vh;
}
.close-quiz-section{
    margin-top: 5vh;
    width: 100px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    background: #ffffff;
color: #000000; 
	cursor: pointer;
}
.close-quiz-section:hover{
	background:#00fff0;
    color: #000000;
}
#quiz-section .quiz-box {
	position: relative;
	width: 600px;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: block;
	padding: 20px 30px 10vh 30px;
	margin: 5vh auto auto auto ;
	opacity: 0;
	pointer-events: none;
	transform: scale(.9);
	transition: .5s ease;
	transition-delay: 0s;
	height: 80vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#quiz-section .quiz-box.active {
	opacity: 1;
	pointer-events: auto;
	transform: scale(1);
	transition: 1s ease;
	transition-delay: 1s;
}
.quiz-box h1 {
	font-size: 35px;
	font-weight: 900;
	text-align: left;
	color:#ffffff;
}
.quiz-box .quiz-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
	border-bottom: 0 solid #ababab;
	margin-bottom: 20px;
}
.quiz-box .quiz-header span {
	font-size: 13px;
	font-weight: 500;
	color: #ababab;
}
.quiz-box .question-text {
	font-size: 30px;
	font-weight: 900;
	text-align: center;
	color: #00fff0;
}
.quiz-questions{
	width: 100%;
	display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.quiz-questions .questions{
	flex-basis: 600px;
}
.quiz-questions .answers{
	flex-basis: 600px;
	margin-top: 3vh;
}
.option-list {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-items: center;
}
.option {
	width: 23%;
	padding: 13px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 13px;
	margin: 10px 0;
	cursor: pointer;
}
.option-list .option:hover {
	background: #00fff0;
	color: #000000;
}
.option-list .option.correct{
	background: #008080;
	color: #ffffff;
}
.option-list .option.incorrect{
	background: #008080;
	color: #ffffff;
}
.option-list .option.selected-answer
{
	background: #00fff0;
	color: #000000;
}
.option-list .option.selected-answer-correct
{
	background: #ffffff;
	color: #000000;
}
.option-list .option.disabled{
	pointer-events: none;
}
.quiz-box .quiz-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
}
.quiz-box .quiz-footer span {
	font-size: 12px;
	font-weight: 500;
	color: #ababab;
}
.quiz-footer .next-btn {
	width: 100px;
	height: 40px;
	background: #262626;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 12px;
	color: #ababab;
	font-weight: 600;
	cursor: pointer;
	pointer-events: none;
}
.quiz-footer .next-btn.active {
	background: #00fff0;
	color: #000000;
	pointer-events: auto;
}
.quiz-footer .next-btn.active:hover {
	background: #ffffff;
	color: #000000;
}
#quiz-section .result-box {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) scale(.5);
	width: 500px;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 20px;
	opacity: 0;
	pointer-events: none;
	transition: .5s ease;
	transition-delay: 0.5s;
}
#quiz-section .result-box.active {
	opacity: 1;
	pointer-events: auto;
	transform: translate(-50%, -50%) scale(1);
}
.result-box h2 {
	font-size: 40px;
}
.result-box .percentage-container {
	width: 300px;
	background: transparent;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 20px;	
}
.percentage-container .circular-progress{
	width: 150px;
	height: 150px;
	border-radius: 50%;
	display: flex;
	justify-content: center;
	align-items: center;
}
.percentage-container .circular-progress::before{
	content: '';
	position: absolute;
	width: 150px;
	height: 150px;
	background: #010101;
	border-radius: 50%;
}
.circular-progress .progress-value{
	position: relative;
	font-size: 30px;
	font-weight: 600;	
}
.percentage-container .score-text{
	font-size: 20px;
	font-weight: 600;
	margin-top: 20px;
}
.result-box .buttons {
	display: flex;
}
.buttons button {
	width: 125px;
	height: 45px;
	background: #00fff0;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 14px;
	color: #000000;
	font-weight: 600;
	margin: 0 20px 20px;
	cursor: pointer;
}
.buttons button:hover {
	background: #ffffff;
	color: #000000;
}
.answers h6 {
	font-size: 40px;
	font-weight: 900;
	text-align: center;
	color: #00fff0;
}
.solution-questions {
	font-size: 18px;
	font-weight: 600;
	color:#ffffff;
}
#quiz-review {
	position: absolute;
	width: 100%;
	height: 80vh;
	margin-top: 20vh;
	background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
	z-index: 999;
	top: 0;
	right: -100%;
	transition: 1s ease;
}
#quiz-over-review{
	    background: rgba(0,0,0,0.8);
		height: 80vh;
		color: #ffffff;
	display: block;
	overflow: hidden;
}
#quiz-review .quiz-box-review {
	position: relative;
	width: 600px;
	margin: 0 auto;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: flex;
	flex-direction: column;
	padding: 20px auto;
	opacity: 0;
	pointer-events: none;
	transform: scale(.9);
	transition: .5s ease;
	transition-delay: 0s;
	height: 75vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#quiz-review .quiz-box-review.active {
	opacity: 1;
	pointer-events: auto;
	transform: scale(1);
	transition: 1s ease;
	transition-delay: 1s;
}
.quiz-review-header{
    
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.close-review-btn{
    margin: 20px 5px 0 0 ;
    font-size: 13px;
    font-weight: 600;
    width:150px;
    height: 40px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
	opacity: 0;
	pointer-events: none;
    color: #000000;
    background: #ffffff;
}
.quiz-box-review h1 {
	font-size: 25px;
	font-weight: 900;
	text-align: center;
	color:#ffffff;
}
.quiz-box-review .quiz-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
	border-bottom: 0 solid #ababab;
	margin-bottom: 10px;
}
.quiz-box-review .quiz-header span {
	font-size: 13px;
	font-weight: 500;
	color: #ababab;
}
.quiz-box-review .review-question-text {
	font-size: 20px;
	font-weight: 600;
	color: #ffffff;
}
.review-option-list h4 {
	font-size: 13px;
	margin: 3vh 0;
}
.review-option-list .option {
	width: 100%;
	padding: 13px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 15px;
	margin: 10px 0;
	cursor: pointer;
}
.quiz-box-review .quiz-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0 5vh 0;
}
.quiz-box-review .quiz-footer span {
	font-size: 12px;
	font-weight: 500;
	color: #ababab;
}
.quiz-footer .next-btn-review {
	width: 100px;
	height: 40px;
	background: #262626;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 12px;
	color: #ababab;
	font-weight: 600;
	cursor: pointer;
}
.quiz-footer .next-btn-review:hover {
	background: #ffffff;
	color: #000000;
}
.tab-titles{
	margin: 1vh 4%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
}
.tab-links{
	padding: 10px;
    font-size: 11px;
    font-weight: 600;
    width:auto;
    height: auto;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    color: #ffffff;
    background: #090909;
	  position: relative;
}
    .tab-links:hover {
        color: #00fff0;
    }
    .tab-links.active-link {
         color: #090909;
    background: #00fff0;
    }

.tab-contents {
        display: none;
		width: auto;
		margin: 0 auto;
    }
	.tab-contents .example{
		width: 800px;
		height: auto;
		padding: 5vh 5%;
		margin: 5vh 0;
		background: #090909;
		color: #00fff0;
		border-radius: 5px;
    }

    .tab-contents.active-tab {
        display: block;
    }
.tab-contents h1{
    font-size: 30px;
	margin-bottom: 5vh;

}
.tab-contents h2{
    font-size: 15px;
	margin-bottom: 1vh;
}
.tab-contents p{
    font-size: 13px;
	margin-bottom: 1vh;
}
.tab-contents h3{
    font-size: 12px;
	margin-bottom: 5vh;
}
.tab-contents h5{
    font-size: 12px;
	margin: 1vh 2%;
}
.tab-contents ul li{
    font-size: 12px;
}
#hidden{
	display: none;
}
.solutiontab-titles{
	margin: 1vh 4%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
}
.solutiontab-links{
	padding: 15px;
    font-size: 13px;
    font-weight: 600;
    width:auto;
    height: auto;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    color: #ffffff;
    background: #090909;
	  position: relative;
}
    .solutiontab-links:hover {
        color: #00fff0;
    }
    .solutiontab-links.solutionactive-link {
         color: #090909;
    background: #00fff0;
    }
.solutiontab-contents {
        display: none;
		width: 100%;
		margin: 0 auto;
    }
	.solutiontab-contents .example{
		width: 800px;
		height: auto;
		padding: 5vh 5%;
		margin: 5vh 0;
		background: #090909;
		color: #00fff0;
		border-radius: 5px;
    }
    .solutiontab-contents.solutionactive-tab {
        display: block;
    }
.solutiontab-contents h1{
    font-size: 30px;
	margin-bottom: 5vh;
}
.solutiontab-contents h2{
    font-size: 17px;
	margin-bottom: 1vh;
}
.solutiontab-contents p{
    font-size: 13px;
	margin-bottom: 1vh;
}
.solutiontab-contents h3{
    font-size: 12px;
	margin-bottom: 5vh;
}
.solutiontab-contents h5{
    font-size: 12px;
	margin: 1vh 2%;
}
.solutiontab-contents ul li{
    font-size: 12px;
}
.questions .option {
	width: 100%;
	padding: 13px;
	font-weight: 500;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 12px;
	margin: 10px 0;
	pointer-events: none;
}
.questions .option .choice {
	width: 100%;
	padding: 13px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 12px;
	margin: 10px 0;
	pointer-events: none;
}
#solution-question-1,
#solution-question-2,
#solution-question-3,
#solution-question-4,
#solution-question-5,
#solution-question-6,
#solution-question-7,
#solution-question-8,
#solution-question-9,
#solution-question-10
{
	position: absolute;
	top: 0;
	left: 25%;
	width: 50%;
	height: 70vh;
	background: #008080;
	border-radius: 5px;
	padding: 25px;
	z-index: 99;
	opacity: 0;
	pointer-events: none;
	transition: .75s ease;
	margin-top: 24vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#solution-question-1.active,
#solution-question-2.active,
#solution-question-3.active,
#solution-question-4.active,
#solution-question-5.active,
#solution-question-6.active,
#solution-question-7.active,
#solution-question-8.active,
#solution-question-9.active,
#solution-question-10.active
 {
	left: 0;
	width: 100%;
	opacity: 1;
	pointer-events: auto;
}

#solution-question-1 h1,
#solution-question-2 h1,
#solution-question-3 h1,
#solution-question-4 h1,
#solution-question-5 h1,
#solution-question-6 h1,
#solution-question-7 h1,
#solution-question-8 h1,
#solution-question-9 h1,
#solution-question-10 h1

{
    font-size: 25px;
	margin-bottom: 5vh;

}

#solution-question-1 h2,
#solution-question-2 h2,
#solution-question-3 h2,
#solution-question-4 h2,
#solution-question-5 h2,
#solution-question-6 h2,
#solution-question-7 h2,
#solution-question-8 h2,
#solution-question-9 h2,
#solution-question-10 h2
{
    font-size: 17px;
	margin-bottom: 1vh;
}

#solution-question-1 h3,
#solution-question-2 h3,
#solution-question-3 h3,
#solution-question-4 h3,
#solution-question-5 h3,
#solution-question-6 h3,
#solution-question-7 h3,
#solution-question-8 h3,
#solution-question-9 h3,
#solution-question-10 h3
{
    font-size: 13px;
	margin-bottom: 5vh;
}

#solution-question-1 h5,
#solution-question-2 h5,
#solution-question-3 h5,
#solution-question-4 h5,
#solution-question-5 h5,
#solution-question-6 h5,
#solution-question-7 h5,
#solution-question-8 h5,
#solution-question-9 h5,
#solution-question-10 h5
{
    font-size: 13px;
	margin: 1vh 2%;
}

#solution-question-1 p,
#solution-question-2 p,
#solution-question-3 p,
#solution-question-4 p,
#solution-question-5 p,
#solution-question-6 p,
#solution-question-7 p,
#solution-question-8 p,
#solution-question-9 p,
#solution-question-10 p
{
    font-size: 13px;
	margin-bottom: 1vh;
}

#solution-question-1 ul li{
    font-size: 13px;
}

.closeLayer{		
        display: flex;
		justify-content: center;
		align-items: center;
		font-size: 40px;
		font-weight: 500;
		color: #ffffff;
		text-decoration: none;
		text-align: right;
		width: 40px;
		height: 40px;
		background: #000000;
		border-radius: 50%;
		margin-top: -15px;
		border: none;
		cursor: pointer;
	}
.closeLayer:hover{
		color: #800000;
		transition: 0.3s;
	}
	
	.close-solution-details{
		display: flex;
		justify-content: space-between;
		align-items: center;
		flex-wrap: wrap;
	}	
	.for-more-information{
		text-align: right;
	padding: 0 20px 20px 0;
	color: #ffffff;
	font-weight:600;
	}
	
	.for-more-information a{ 
	cursor: pointer;
	text-decoration: none;
	}
	
	.for-more-information span{
	background: #000000;
	color: #00fff0;
	border-radius: 3px;
	padding: 5px;
	}
	
	
.root-normal mroot{
	 font-size: 20px;
	 color: #000000;
}
mroot mtext{
	 font-size: 16px;
}
mroot mtext .nth-root{
	 font-size: 12px;
	 color: #000000;
}

.root-question mroot{
	 font-size: 18px;
	 color: #ffffff;
}

.root-question-2 mroot{
	 font-size: 20px;
	 color: #ffffff;
}

.root-question-square mroot{
	 font-size: 33px;
	 color: #ffffff;
}

.root-question-fraction{
	 font-size: 12px;
	 color: #ffffff;
}

.root-question-fraction mroot{
	 font-size: 18px;
	 color: #ffffff;
}

.root-question-square-option mroot{
	 font-size: 23px;
	 color: #000000;
}
mroot mtext .nth-root-question{
	 font-size: 11px;
	 color: #ffffff;
}
mroot mtext .nth-root-question-fraction{
	 font-size: 13px;
	 color: #ffffff;
}
mroot mtext .nth-root-question-option{
	 font-size: 12px;
	 color: #000000;
}

.normal-exponent {
	 color: #000000;
	 font-size: 12px;
}

.fraction-bracket {
	font-size: 45px;
	 color: #000000;
	 font-weight: 300;
}

.normal-exponent-question {
	 color: #ffffff;
	 font-size: 16px;
}

.normal-roots-question {
	 color: #ffffff;
	 font-size: 18px;
}

.normal-exponent-answer {
	 color: #ffffff;
	 font-size: 12px;
}
.normal-options-option {
	 color: #ffffff;
	 font-size: 13px;
	 font-weight: 600;
}
.fraction-options-option {
	 color: #000000;
	 font-size: 12px;
}


.fraction-bracket-question {
	font-size: 45px;
	 color: #ffffff;
	 font-weight: 300;
}
.options-fraction-bracket{
	font-size: 30px;
	 color: #000000;
	 font-weight: 300;
}
sup{
	font-size: 11px;
}

.step{
		font-size: 11px;
		font-weight: 300;
		color: #ababab;
	}
	
	
	.inequality {
  width: 300px;
  height: 80px;
  display: block;
  margin: 5vh 50px;
}
.numberLine {
position: relative;
  width: 300px;
  height: 40px;
  display: block;
}
.horizontal {
  position: relative;
  padding-top: 20px;
  width: 300px;
  height: 20px;
}

.horizontal hr {
  width: 300px;
  border: 1px solid #ababab;
}
.vertical {
  position: absolute;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  width: 300px;
  height: 20px;
   margin-top: -10px;
}
.vertical span{
  color: #ababab;
  font-weight: 600;
}
.signs{
  width: 200px;
  height: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  margin: 0 50px;
}
.signs span{
  color: #ababab;
   font-size: 15px;
   font-weight: 600;
}
.numbers{
  width: 300px;
  height: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.numbers span{
  color: #ababab;
  font-size: 12px;
}

.number-line-unvisible {
	opacity: 0;
	pointer-events: none;
}

.simulteneous-example {
	
	font-size: 12px;
	font-weight: 300;
	background: #00fff0;
	color: #090909;
	border-radius: 50%;
	padding: 5px;
}

.fraction-simulteneous-answers {
	font-size: 30px;
	 color: #ffffff;
	 font-weight: 300;
}
}

@media only screen and (min-width: 400px) and (max-width: 682px) {
	
.desktop ,.tablet {
	display: none;
}

.main{
    width: 100%;
    height: 100vh;
		position: relative;
}
.background{
    width: 100%;
    height: 100vh;
    background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
}
#over{
	    background: rgba(0,0,0,0.8);
		width: 100%;
    height: 100vh;
}
.container {
	display: flex;
	height: 100vh;
}
#header{
    height: 20vh;
    margin: 0 5%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.logo{
    height: auto;
    width: 150px;
    margin-top: 5vh;
	margin-right: 40px;
}
#header ul{
   margin-top: 5vh;
}
#header ul li {
    display: inline-block;
    list-style: none;
    margin: 10px 15px;
}
#header ul li a {
    color: #ababab;
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    position: relative;
}
#header ul li a::after {
    content: '';
    width: 0;
    height: 3px;
    background: #00fff0;
    position: absolute;
    left: 0;
    bottom: -6px;
    transition: 0.5s;
}
#header ul li a:hover {
    color: #00fff0;
}
#header ul li a:hover::after {
    width: 100%;
}
.user{ 
    display: inline-block;
    list-style: none;
    margin: 10px 0;
}
.login{
    margin-top: 5vh;
    width: 100px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    background: #090909;
    color: #00fff0;
}
.register{
    margin-top: 5vh;
     width: 150px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: 1px solid #00fff0;
   background: #090909;
    color: #00fff0;
	 cursor: pointer;
}
.register:hover{
    color: #090909;
	 background: #00fff0;
}
@keyframes breath {
    0%   { background-size: 100% 100vh; }
    50% { background-size: 125% 125vh; }
    100% { background-size: 100% 100vh; }
  }
.background #hero{
    height: 80vh;
	width: 400px;
    color: #ffffff;
    display: block;
    padding: 13vh 0 0 0;
	margin: 0 auto;
}
#hero h1{
	margin-top: 10vh;
    font-size: 50px;
}
#hero h2{
    font-size: 25px;
	margin: 2vh 0;
}
#hero h3{
    font-size: 15px;
	color: #ababab;
	margin: 1vh 0;
}
#load-1{
	margin-left: -25%;
	opacity: 0;
	transition-delay: 0.5s;
	transition-duration: 0.75s;
}
#load-2{
	opacity: 0;
	transition-delay: 1s;
	transition-duration: 0.75s;
}
#load-3{
	opacity: 0;
	transition-delay: 1.25s;
	transition-duration: 0.75s;
}
#load-4{
	margin-left: -10%;
	opacity: 0;
	position: relative;
	z-index: 99;
	transition-delay: .95s;
	transition-duration: 0.75s;
}
#load-5{
	margin-left: -10%;
	opacity: 0;
	transition-delay: 1.1s;
	transition-duration: 0.75s;
}
	
.button-fill{
    margin: 20px 5px 0 0 ;
    font-size: 13px;
    font-weight: 600;
    width:150px;
    height: 40px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    color: #000000;
    background: #00fff0;
}
.popup-info {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) scale(.5);
	width: 370px;
	background: #008080;
	border-radius: 5px;
	padding: 15px;
	z-index: 99;
	opacity: 0;
	pointer-events: none;
	transition: .75s ease;
	margin-top: 10vh;
}
.popup-info.active {
	opacity: 1;
	pointer-events: auto;
	transform: translate(-50%, -50%) scale(1);
}
.popup-info h2 {
	font-size: 30px;
	color: #ababab;
	text-align: center;
}
.popup-info .info {
	display: block;
	font-size: 13px;
	color: #ffffff;
	font-weight: 500;
	margin: 20px 0;
}
.popup-info .btn-group {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 10px;
	padding: 15px 0 7px;
}
.popup-info .btn-group .info-btn {
	display: inline-flex;
	justify-content: center;
	align-items: center;
	width: 100px;
	height: 40px;
	background: #ffffff;
	border: none;
	outline: none;
	border-radius: 5px;
	text-decoration: none;
	font-size: 12px;
	color: #000000;
	font-weight: 600;
	cursor: pointer;
	transition: 0.3s;
}
.popup-info .btn-group .info-btn:hover {
	background: #00fff0;
}
#quiz-over{
	    background: rgba(0,0,0,0.8);
		height: 100vh;
		width: 100%;
		color: #ffffff;
	display: block;
}
#quiz-section {
	position: absolute;
	width: 100%;
	height: 100vh;
	background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
	z-index: 999;
	top: 0;
	left: -100%;
	transition: 1s ease;
}
#quiz-section-header{
    height: 10vh;
    margin: 0 10%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.quiz-logo{
    height: 7vh;
    width: auto;
    margin-top: 3vh;
}
.close-quiz-section{
    margin-top: 3vh;
    width: 100px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    background: #ffffff;
color: #000000; 
	cursor: pointer;
}
.close-quiz-section:hover{
	background:#00fff0;
    color: #000000;
}
#quiz-section .quiz-box {
	position: relative;
	width: 380px;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: block;
	padding: 3vh 15px 5vh 15px;
	margin: 0 auto ;
	opacity: 0;
	pointer-events: none;
	transform: scale(.9);
	transition: .5s ease;
	transition-delay: 0s;
	height: 80vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#quiz-section .quiz-box.active {
	opacity: 1;
	pointer-events: auto;
	transform: scale(1);
	transition: 1s ease;
	transition-delay: 1s;
}
.quiz-box h1 {
	font-size: 35px;
	font-weight: 900;
	text-align: left;
	color:#ffffff;
}
.quiz-box .quiz-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
	border-bottom: 0 solid #ababab;
	margin-bottom: 20px;
}
.quiz-box .quiz-header span {
	font-size: 13px;
	font-weight: 500;
	color: #ababab;
}
.quiz-box .question-text {
	font-size: 30px;
	font-weight: 900;
	text-align: center;
	color: #00fff0;
}
.quiz-questions{
	width: 100%;
	display: block;
}
.quiz-questions .questions{
	flex-basis: 380px;
}
.quiz-questions .answers{
	flex-basis: 380px;
	margin-top: 3vh;
}
.option-list {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-items: center;	
}
.option {
	width: 24%;
	padding: 13px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 13px;
	margin: 10px 0;
	cursor: pointer;
}
.option-list .option:hover {
	background: #00fff0;
	color: #000000;	
}
.option-list .option.correct{
	background: #008080;
	color: #ffffff;
}
.option-list .option.incorrect{
	background: #008080;
	color: #ffffff;
}
.option-list .option.selected-answer
{
	background: #00fff0;
	color: #000000;
}
.option-list .option.selected-answer-correct
{
	background: #ffffff;
	color: #000000;
}
.option-list .option.disabled{
	pointer-events: none;
}
.quiz-box .quiz-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
}
.quiz-box .quiz-footer span {
	font-size: 12px;
	font-weight: 500;
	color: #ababab;
}
.quiz-footer .next-btn {
	width: 100px;
	height: 40px;
	background: #262626;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 12px;
	color: #ababab;
	font-weight: 600;
	cursor: pointer;
	pointer-events: none;
}
.quiz-footer .next-btn.active {
	background: #00fff0;
	color: #000000;
	pointer-events: auto;
}
.quiz-footer .next-btn.active:hover {
	background: #ffffff;
	color: #000000;
}
#quiz-section .result-box {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) scale(.5);
	width: 380px;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 10px;
	opacity: 0;
	pointer-events: none;
	transition: .5s ease;
	transition-delay: 0.5s;
}
#quiz-section .result-box.active {
	
	opacity: 1;
	pointer-events: auto;
	transform: translate(-50%, -50%) scale(1);
}
.result-box h2 {
	font-size: 40px;
}
.result-box .percentage-container {
	width: 300px;
	background: transparent;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 20px;	
}
.percentage-container .circular-progress{
	width: 150px;
	height: 150px;
	border-radius: 50%;
	display: flex;
	justify-content: center;
	align-items: center;	
}
.percentage-container .circular-progress::before{
	content: '';
	position: absolute;
	width: 150px;
	height: 150px;
	background: #010101;
	border-radius: 50%;	
}
.circular-progress .progress-value{
	position: relative;
	font-size: 30px;
	font-weight: 600;	
}
.percentage-container .score-text{
	font-size: 20px;
	font-weight: 600;
	margin-top: 20px;
}
.result-box .buttons {
	display: flex;
}
.buttons button {
	width: 120px;
	height: 45px;
	background: #00fff0;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 14px;
	color: #000000;
	font-weight: 600;
	margin: 0 5px 5px;
	cursor: pointer;
}
.buttons button:hover {
	background: #ffffff;
	color: #000000;
}
.answers h6 {
	font-size: 40px;
	font-weight: 900;
	text-align: center;
	color: #00fff0;
}
.solution-questions {
	font-size: 18px;
	font-weight: 600;
	color:#ffffff;
}
#quiz-review {
	position: absolute;
	width: 100%;
	height: 90vh;
	margin-top: 10vh;
	background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
	z-index: 999;
	top: 0;
	right: -100%;
	transition: 1s ease;	
}
#quiz-over-review{
	    background: rgba(0,0,0,0.8);
		height: 90vh;
		color: #ffffff;
	display: block;
	overflow: hidden;
}
#quiz-review .quiz-box-review {
	position: relative;
	width: 380px;
	margin: 0 auto;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: flex;
	flex-direction: column;
	padding: 3vh 15px;
	opacity: 0;
	pointer-events: none;
	transform: scale(.9);
	transition: .5s ease;
	transition-delay: 0s;
	height: 85vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#quiz-review .quiz-box-review.active {
	opacity: 1;
	pointer-events: auto;
	transform: scale(1);
	transition: 1s ease;
	transition-delay: 1s;
}
.quiz-review-header{   
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.close-review-btn{
    margin: 20px 5px 0 0 ;
    font-size: 13px;
    font-weight: 600;
    width:150px;
    height: 40px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
	opacity: 0;
	pointer-events: none;
    color: #000000;
    background: #ffffff;
}
.quiz-box-review h1 {
	font-size: 25px;
	font-weight: 900;
	text-align: center;
	color:#ffffff;
}
.quiz-box-review .quiz-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
	border-bottom: 0 solid #ababab;
	margin-bottom: 10px;
}
.quiz-box-review .quiz-header span {
	font-size: 13px;
	font-weight: 500;
	color: #ababab;
}
.quiz-box-review .review-question-text {
	font-size: 20px;
	font-weight: 600;
	color: #ffffff;
}
.review-option-list h4 {
	font-size: 13px;
	margin: 3vh 0;
}
.review-option-list .option {
	width: 100%;
	padding: 13px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 15px;
	margin: 10px 0;
	cursor: pointer;
}
.quiz-box-review .quiz-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
}
.quiz-box-review .quiz-footer span {
	font-size: 12px;
	font-weight: 500;
	color: #ababab;
}
.quiz-footer .next-btn-review {
	width: 100px;
	height: 40px;
	background: #262626;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 12px;
	color: #ababab;
	font-weight: 600;
	cursor: pointer;
}
.quiz-footer .next-btn-review:hover {
	background: #ffffff;
	color: #000000;
}
.tab-titles{
	margin: 1vh 4%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
}
.tab-links{
	padding: 10px;
    font-size: 11px;
    font-weight: 600;
    width:auto;
    height: auto;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    color: #ffffff;
    background: #090909;
	  position: relative;
}
    .tab-links:hover {
        color: #00fff0;
    }
    .tab-links.active-link {
         color: #090909;
    background: #00fff0;
    }
.tab-contents {
        display: none;
		width: auto;
		margin: 0 auto;
    }
	.tab-contents .example{
		width: 800px;
		height: auto;
		padding: 5vh 5%;
		margin: 5vh 0;
		background: #090909;
		color: #00fff0;
		border-radius: 5px;
    }
    .tab-contents.active-tab {
        display: block;
    }
.tab-contents h1{
    font-size: 30px;
	margin-bottom: 5vh;
}
.tab-contents h2{
    font-size: 15px;
	margin-bottom: 1vh;
}
.tab-contents p{
    font-size: 13px;
	margin-bottom: 1vh;
}
.tab-contents h3{
    font-size: 12px;
	margin-bottom: 5vh;
}
.tab-contents h5{
    font-size: 12px;
	margin: 1vh 2%;
}
.tab-contents ul li{
    font-size: 12px;
}
#hidden{
	display: none;
}
.solutiontab-titles{
	width: 100%;
	margin: 1vh auto;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
}
.solutiontab-links{
	width: 19%;
	padding: 10px;
    font-size: 12px;
    font-weight: 600;
    height: auto;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    color: #ffffff;
    background: #090909;
	  position: relative;
}
    .solutiontab-links:hover {
        color: #00fff0;
    }
    .solutiontab-links.solutionactive-link {
         color: #090909;
    background: #00fff0;
    }
.solutiontab-contents {
        display: none;
		width: 100%;
		margin: 0 auto;
    }
	.solutiontab-contents .example{
		width: 800px;
		height: auto;
		padding: 5vh 5%;
		margin: 5vh 0;
		background: #090909;
		color: #00fff0;
		border-radius: 5px;
    }
    .solutiontab-contents.solutionactive-tab {
        display: block;
    }
.solutiontab-contents h1{
    font-size: 30px;
	margin-bottom: 5vh;
}
.solutiontab-contents h2{
    font-size: 17px;
	margin-bottom: 1vh;
}
.solutiontab-contents p{
    font-size: 13px;
	margin-bottom: 1vh;
}
.solutiontab-contents h3{
    font-size: 12px;
	margin-bottom: 5vh;
}
.solutiontab-contents h5{
    font-size: 12px;
	margin: 1vh 2%;
}
.solutiontab-contents ul li{
    font-size: 12px;
}
.questions .option {
	width: 100%;
	padding: 13px;
	font-weight: 500;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 12px;
	margin: 10px 0;
	pointer-events: none;
}
.questions .option .choice {
	width: 100%;
	padding: 13px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 12px;
	margin: 10px 0;
	pointer-events: none;
}
#solution-question-1,
#solution-question-2,
#solution-question-3,
#solution-question-4,
#solution-question-5,
#solution-question-6,
#solution-question-7,
#solution-question-8,
#solution-question-9,
#solution-question-10
{
	position: absolute;
	top: 0;
	left: 25%;
	width: 50%;
	height: 60vh;
	background: #008080;
	border-radius: 5px;
	padding: 10px;
	z-index: 99;
	opacity: 0;
	pointer-events: none;
	transition: .75s ease;
	margin-top: 25vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#solution-question-1.active,
#solution-question-2.active,
#solution-question-3.active,
#solution-question-4.active,
#solution-question-5.active,
#solution-question-6.active,
#solution-question-7.active,
#solution-question-8.active,
#solution-question-9.active,
#solution-question-10.active
 {
	left: 0;
	width: 100%;
	opacity: 1;
	pointer-events: auto;
}

#solution-question-1 h1,
#solution-question-2 h1,
#solution-question-3 h1,
#solution-question-4 h1,
#solution-question-5 h1,
#solution-question-6 h1,
#solution-question-7 h1,
#solution-question-8 h1,
#solution-question-9 h1,
#solution-question-10 h1

{
    font-size: 25px;
	margin-bottom: 5vh;

}

#solution-question-1 h2,
#solution-question-2 h2,
#solution-question-3 h2,
#solution-question-4 h2,
#solution-question-5 h2,
#solution-question-6 h2,
#solution-question-7 h2,
#solution-question-8 h2,
#solution-question-9 h2,
#solution-question-10 h2
{
    font-size: 17px;
	margin-bottom: 1vh;
}

#solution-question-1 h3,
#solution-question-2 h3,
#solution-question-3 h3,
#solution-question-4 h3,
#solution-question-5 h3,
#solution-question-6 h3,
#solution-question-7 h3,
#solution-question-8 h3,
#solution-question-9 h3,
#solution-question-10 h3
{
    font-size: 13px;
	margin-bottom: 5vh;
}

#solution-question-1 h5,
#solution-question-2 h5,
#solution-question-3 h5,
#solution-question-4 h5,
#solution-question-5 h5,
#solution-question-6 h5,
#solution-question-7 h5,
#solution-question-8 h5,
#solution-question-9 h5,
#solution-question-10 h5
{
    font-size: 13px;
	margin: 1vh 2%;
}

#solution-question-1 p,
#solution-question-2 p,
#solution-question-3 p,
#solution-question-4 p,
#solution-question-5 p,
#solution-question-6 p,
#solution-question-7 p,
#solution-question-8 p,
#solution-question-9 p,
#solution-question-10 p
{
    font-size: 13px;
	margin-bottom: 1vh;
}

#solution-question-1 ul li{
    font-size: 13px;
}

.closeLayer{		
        display: flex;
		justify-content: center;
		align-items: center;
		font-size: 40px;
		font-weight: 500;
		color: #ffffff;
		text-decoration: none;
		text-align: right;
		width: 40px;
		height: 40px;
		background: #000000;
		border-radius: 50%;
		margin-top: -15px;
		border: none;
		cursor: pointer;
	}
.closeLayer:hover{
		color: #800000;
		transition: 0.3s;
	}
	.close-solution-details{
		display: flex;
		justify-content: space-between;
		align-items: center;
		flex-wrap: wrap;
	}	
	.for-more-information{
		text-align: right;
	padding: 0 20px 20px 0;
	color: #ffffff;
	font-weight:600;
	}
	
	.for-more-information a{ 
	cursor: pointer;
	text-decoration: none;
	}
	
	.for-more-information span{
	background: #000000;
	color: #00fff0;
	border-radius: 3px;
	padding: 5px;
	}
	
	
.root-normal mroot{
	 font-size: 20px;
	 color: #000000;
}
mroot mtext{
	 font-size: 16px;
}
mroot mtext .nth-root{
	 font-size: 12px;
	 color: #000000;
}

.root-question mroot{
	 font-size: 18px;
	 color: #ffffff;
}

.root-question-2 mroot{
	 font-size: 20px;
	 color: #ffffff;
}

.root-question-square mroot{
	 font-size: 33px;
	 color: #ffffff;
}

.root-question-fraction{
	 font-size: 12px;
	 color: #ffffff;
}

.root-question-fraction mroot{
	 font-size: 18px;
	 color: #ffffff;
}

.root-question-square-option mroot{
	 font-size: 23px;
	 color: #000000;
}
mroot mtext .nth-root-question{
	 font-size: 11px;
	 color: #ffffff;
}
mroot mtext .nth-root-question-fraction{
	 font-size: 13px;
	 color: #ffffff;
}
mroot mtext .nth-root-question-option{
	 font-size: 12px;
	 color: #000000;
}

.normal-exponent {
	 color: #000000;
	 font-size: 12px;
}

.fraction-bracket {
	font-size: 45px;
	 color: #000000;
	 font-weight: 300;
}

.normal-exponent-question {
	 color: #ffffff;
	 font-size: 16px;
}

.normal-roots-question {
	 color: #ffffff;
	 font-size: 18px;
}

.normal-exponent-answer {
	 color: #ffffff;
	 font-size: 12px;
}
.normal-options-option {
	 color: #ffffff;
	 font-size: 13px;
	 font-weight: 600;
}
.fraction-options-option {
	 color: #000000;
	 font-size: 12px;
}


.fraction-bracket-question {
	font-size: 45px;
	 color: #ffffff;
	 font-weight: 300;
}
.options-fraction-bracket{
	font-size: 30px;
	 color: #000000;
	 font-weight: 300;
}
sup{
	font-size: 11px;
}

.step{
		font-size: 11px;
		font-weight: 300;
		color: #ababab;
	}
	
	.inequality {
  width: 300px;
  height: 80px;
  display: block;
  margin: 5vh 20px;
}
.numberLine {
position: relative;
  width: 300px;
  height: 40px;
  display: block;
}
.horizontal {
  position: relative;
  padding-top: 20px;
  width: 300px;
  height: 20px;
}

.horizontal hr {
  width: 300px;
  border: 1px solid #ababab;
}
.vertical {
  position: absolute;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  width: 300px;
  height: 20px;
   margin-top: -10px;
}
.vertical span{
  color: #ababab;
  font-weight: 600;
}
.signs{
  width: 200px;
  height: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  margin: 0 50px;
}
.signs span{
  color: #ababab;
   font-size: 15px;
   font-weight: 600;
}
.numbers{
  width: 300px;
  height: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.numbers span{
  color: #ababab;
  font-size: 12px;
}

.number-line-unvisible {
	opacity: 0;
	pointer-events: none;
}

.simulteneous-example {
	
	font-size: 12px;
	font-weight: 300;
	background: #00fff0;
	color: #090909;
	border-radius: 50%;
	padding: 5px;
}

.fraction-simulteneous-answers {
	font-size: 30px;
	 color: #ffffff;
	 font-weight: 300;
}
}

@media only screen and (max-width: 399px) {
	
.desktop ,.tablet {
	display: none;
}

.main{
    width: 100%;
    height: 100vh;
		position: relative;
}
.background{
    width: 100%;
    height: 100vh;
    background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
    animation: breath 30s linear infinite;
}
#over{
	    background: rgba(0,0,0,0.8);
		height: auto;
}
.container {
	display: flex;
	height: 100vh;
}
#header{
    height: 20vh;
    margin: 0 5%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.logo{
    height: auto;
    width: 120px;
    margin-top: 5vh;
	margin-right: 40px;
}
#header ul{
   margin-top: 5vh;
}
#header ul li {
    display: inline-block;
    list-style: none;
    margin: 10px 15px;
}
#header ul li a {
    color: #ababab;
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    position: relative;
}
#header ul li a::after {
    content: '';
    width: 0;
    height: 3px;
    background: #00fff0;
    position: absolute;
    left: 0;
    bottom: -6px;
    transition: 0.5s;
}
#header ul li a:hover {
    color: #00fff0;
}
#header ul li a:hover::after {
    width: 100%;
}
.user{ 
    display: inline-block;
    list-style: none;
    margin: 10px 0;
}
.login{
    margin-top: 5vh;
    width: 100px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    background: #090909;
    color: #00fff0;
}
.register{
    margin-top: 5vh;
     width: 150px;
    height: 40px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    border: 1px solid #00fff0;
   background: #090909;
    color: #00fff0;
	 cursor: pointer;
}
.register:hover{
    color: #090909;
	 background: #00fff0;
}
@keyframes breath {
    0%   { background-size: 100% 100vh; }
    50% { background-size: 125% 125vh; }
    100% { background-size: 100% 100vh; }
  }
.background #hero{
    height: 80vh;
	width: 96%;
    color: #ffffff;
    display: block;
    padding: 13vh 2% 0 2%;
	margin: 0 auto;
}
#hero h1{
	margin-top: 10vh;
    font-size: 35px;
}
#hero h2{
    font-size: 20px;
	margin: 2vh 0;
}
#hero h3{
    font-size: 12px;
	color: #ababab;
	margin: 1vh 0;
}
#load-1{
	margin-left: -25%;
	opacity: 0;
	transition-delay: 0.5s;
	transition-duration: 0.75s;
}
#load-2{
	opacity: 0;
	transition-delay: 1s;
	transition-duration: 0.75s;
}
#load-3{
	opacity: 0;
	transition-delay: 1.25s;
	transition-duration: 0.75s;
}
#load-4{
	margin-left: -10%;
	opacity: 0;
	position: relative;
	z-index: 99;
	transition-delay: .95s;
	transition-duration: 0.75s;
}
#load-5{
	margin-left: -10%;
	opacity: 0;
	transition-delay: 1.1s;
	transition-duration: 0.75s;
}
.button-fill{
    margin: 20px 5px 0 0 ;
    font-size: 13px;
    font-weight: 600;
    width:45%;
    height: 40px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    color: #000000;
    background: #00fff0;
}
.popup-info {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) scale(.5);
	width: 96%;
	background: #008080;
	border-radius: 5px;
	padding: 10px;
	z-index: 99;
	opacity: 0;
	pointer-events: none;
	transition: .75s ease;
	margin-top: 10vh;
}
.popup-info.active {
	opacity: 1;
	pointer-events: auto;
	transform: translate(-50%, -50%) scale(1);
}
.popup-info h2 {
	font-size: 30px;
	color: #ababab;
	text-align: center;
}
.popup-info .info {
	display: block;
	font-size: 12px;
	color: #ffffff;
	font-weight: 500;
	margin: 20px 0;
}
.popup-info .btn-group {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 10px;
	padding: 15px 0 7px;
}
.popup-info .btn-group .info-btn {
	display: inline-flex;
	justify-content: center;
	align-items: center;
	width: 100px;
	height: 40px;
	background: #ffffff;
	border: none;
	outline: none;
	border-radius: 5px;
	text-decoration: none;
	font-size: 12px;
	color: #000000;
	font-weight: 600;
	cursor: pointer;
	transition: 0.3s;
}
.popup-info .btn-group .info-btn:hover {
	background: #00fff0;
}
#quiz-over{
	    background: rgba(0,0,0,0.8);
		height: 100vh;
		width: 100%;
		color: #ffffff;
	display: block;
}
#quiz-section {
	position: absolute;
	width: 100%;
	height: 100vh;
	background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
	z-index: 999;
	top: 0;
	left: -100%;
	transition: 1s ease;
}
#quiz-section-header{
    height: 10vh;
    margin: 0 10%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.quiz-logo{
    height: 6vh;
    width: auto;
    margin: 2vh 0;
}
.close-quiz-section{
    margin-top: 2vh;
    width: 75px;
    height: 30px;
    font-size: 10px;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    background: #ffffff;
color: #000000; 
	cursor: pointer;
}
.close-quiz-section:hover{
	background:#00fff0;
    color: #000000;
}
#quiz-section .quiz-box {
	position: relative;
	width: 100%;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: block;
	padding: 5vh 10px 10vh 10px;
	margin: auto auto ;
	opacity: 0;
	pointer-events: none;
	transform: scale(.9);
	transition: .5s ease;
	transition-delay: 0s;
	height: 90vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#quiz-section .quiz-box.active {
	opacity: 1;
	pointer-events: auto;
	transform: scale(1);
	transition: 1s ease;
	transition-delay: 1s;
}
.quiz-box h1 {
	font-size: 30px;
	font-weight: 900;
	text-align: left;
	color:#ffffff;
}
.quiz-box .quiz-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
	border-bottom: 0 solid #ababab;
	margin-bottom: 20px;
}
.quiz-box .quiz-header span {
	font-size: 13px;
	font-weight: 500;
	color: #ababab;
}
.quiz-box .question-text {
	font-size: 25px;
	font-weight: 900;
	text-align: center;
	color: #00fff0;
}
.quiz-questions{
	width: 100%;
	display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.quiz-questions .questions{
	flex-basis: 100%;
}

.quiz-questions .answers{
	flex-basis: 100%;
	margin-top: 3vh;
}
.option-list {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-items: center;
}
.option {
	width: 24%;
	padding: 15px 8px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 12px;
	margin: 10px 0;
	cursor: pointer;
}
.option-list .option:hover {
	background: #00fff0;
	color: #000000;	
}
.option-list .option.correct{
	background: #008080;
	color: #ffffff;
}
.option-list .option.incorrect{
	background: #008080;
	color: #ffffff;
}
.option-list .option.selected-answer
{
	background: #00fff0;
	color: #000000;
}
.option-list .option.selected-answer-correct
{
	background: #ffffff;
	color: #000000;
}
.option-list .option.disabled{
	pointer-events: none;
}
.quiz-box .quiz-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
}
.quiz-box .quiz-footer span {
	font-size: 12px;
	font-weight: 500;
	color: #ababab;
}
.quiz-footer .next-btn {
	width: 100px;
	height: 40px;
	background: #262626;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 12px;
	color: #ababab;
	font-weight: 600;
	cursor: pointer;
	pointer-events: none;
}
.quiz-footer .next-btn.active {
	background: #00fff0;
	color: #000000;
	pointer-events: auto;
}
.quiz-footer .next-btn.active:hover {
	background: #ffffff;
	color: #000000;
}
#quiz-section .result-box {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) scale(.5);
	width: 100%;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 10px;
	opacity: 0;
	pointer-events: none;
	transition: .5s ease;
	transition-delay: 0.5s;
}
#quiz-section .result-box.active {
	
	opacity: 1;
	pointer-events: auto;
	transform: translate(-50%, -50%) scale(1);
}
.result-box h2 {
	font-size: 30px;
}
.result-box .percentage-container {
	width: 100%;
	background: transparent;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 20px;
}
.percentage-container .circular-progress{
	width: 150px;
	height: 150px;
	border-radius: 50%;
	display: flex;
	justify-content: center;
	align-items: center;
	
}
.percentage-container .circular-progress::before{
	content: '';
	position: absolute;
	width: 150px;
	height: 150px;
	background: #010101;
	border-radius: 50%;
}
.circular-progress .progress-value{
	position: relative;
	font-size: 30px;
	font-weight: 600;	
}
.percentage-container .score-text{
	font-size: 20px;
	font-weight: 600;
	margin-top: 20px;
}
.result-box .buttons {
	display: flex;
}
.buttons button {
	width: 90px;
	height: 40px;
	background: #00fff0;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 12px;
	color: #000000;
	font-weight: 600;
	margin: 0 2px 0 2px;
	cursor: pointer;
}
.buttons button:hover {
	background: #ffffff;
	color: #000000;
}
.answers h6 {
	font-size: 30px;
	font-weight: 900;
	text-align: center;
	color: #00fff0;
}
.solution-questions {
	font-size: 18px;
	font-weight: 600;
	color:#ffffff;
}
#quiz-review {
	position: absolute;
	width: 100%;
	height: 90vh;
	margin-top: 10vh;
	background-image: url(../../Images/Hero.jpg);
    background-size: cover;
    background-position: center;  
	background-attachment: fixed;	
	z-index: 999;
	top: 0;
	right: -100%;
	transition: 1s ease;
}
#quiz-over-review{
	    background: rgba(0,0,0,0.8);
		height: 90vh;
		color: #ffffff;
	display: block;
	overflow: hidden;
}
#quiz-review .quiz-box-review {
	position: relative;
	width: 96%;
	margin: 0 auto;
	background: transparent;
	border: 0 solid #008080;
	border-radius: 3px;
	display: flex;
	flex-direction: column;
	padding: 20px auto;
	opacity: 0;
	pointer-events: none;
	transform: scale(.9);
	transition: .5s ease;
	transition-delay: 0s;
	height: 85vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#quiz-review .quiz-box-review.active {
	opacity: 1;
	pointer-events: auto;
	transform: scale(1);
	transition: 1s ease;
	transition-delay: 1s;
}
.quiz-review-header{
    
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}
.close-review-btn{
    margin: 20px 5px 0 0 ;
    font-size: 12px;
    font-weight: 600;
    width:75px;
    height: 40px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
	opacity: 0;
	pointer-events: none;
    color: #000000;
    background: #ffffff;
}
.quiz-box-review h1 {
	font-size: 30px;
	font-weight: 900;
	text-align: center;
	color:#ffffff;
}
.quiz-box-review .quiz-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
	border-bottom: 0 solid #ababab;
	margin-bottom: 10px;
}
.quiz-box-review .quiz-header span {
	font-size: 13px;
	font-weight: 500;
	color: #ababab;
}
.quiz-box-review .review-question-text {
	font-size: 20px;
	font-weight: 600;
	color: #ffffff;
}
.review-option-list h4 {
	font-size: 13px;
	margin: 3vh 0;
}
.review-option-list .option {
	width: 100%;
	padding: 13px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 15px;
	margin: 10px 0;
	cursor: pointer;
}
.quiz-box-review .quiz-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0 5vh 0;
}
.quiz-box-review .quiz-footer span {
	font-size: 12px;
	font-weight: 500;
	color: #ababab;
}
.quiz-footer .next-btn-review {
	width: 100px;
	height: 40px;
	background: #262626;
	border: none;
	outline: none;
	border-radius: 5px;
	font-size: 12px;
	color: #ababab;
	font-weight: 600;
	cursor: pointer;
}
.quiz-footer .next-btn-review:hover {
	background: #ffffff;
	color: #000000;
}
.tab-titles{
	margin: 1vh 4%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
}
.tab-links{
	padding: 10px;
    font-size: 11px;
    font-weight: 600;
    width:auto;
    height: auto;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    color: #ffffff;
    background: #090909;
	  position: relative;
}
    .tab-links:hover {
        color: #00fff0;
    }
    .tab-links.active-link {
         color: #090909;
    background: #00fff0;
    }
.tab-contents {
        display: none;
		width: auto;
		margin: 0 auto;
    }
	.tab-contents .example{
		width: 800px;
		height: auto;
		padding: 5vh 5%;
		margin: 5vh 0;
		background: #090909;
		color: #00fff0;
		border-radius: 5px;
    }
    .tab-contents.active-tab {
        display: block;
    }
.tab-contents h1{
    font-size: 30px;
	margin-bottom: 5vh;
}
.tab-contents h2{
    font-size: 15px;
	margin-bottom: 1vh;
}
.tab-contents p{
    font-size: 13px;
	margin-bottom: 1vh;
}
.tab-contents h3{
    font-size: 11px;
	margin-bottom: 5vh;
}
.tab-contents h5{
    font-size: 11px;
	margin: 1vh 2%;
}
.tab-contents ul li{
    font-size: 12px;
}
#hidden{
	display: none;
}
.solutiontab-titles{
	width: 100%;
	margin: 1vh auto;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
}
.solutiontab-links{
	width: 19%;
	padding: 10px;
    font-size: 12px;
    font-weight: 600;
    height: auto;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    color: #ffffff;
    background: #090909;
	  position: relative;
}
    .solutiontab-links:hover {
        color: #00fff0;
    }
    .solutiontab-links.solutionactive-link {
         color: #090909;
    background: #00fff0;
    }
.solutiontab-contents {
        display: none;
		width: 100%;
		margin: 0 auto;
    }
	.solutiontab-contents .example{
		width: 800px;
		height: auto;
		padding: 5vh 5%;
		margin: 5vh 0;
		background: #090909;
		color: #00fff0;
		border-radius: 5px;
    }
    .solutiontab-contents.solutionactive-tab {
        display: block;
    }
.solutiontab-contents h1{
    font-size: 30px;
	margin-bottom: 5vh;
}
.solutiontab-contents h2{
    font-size: 17px;
	margin-bottom: 1vh;
}
.solutiontab-contents p{
    font-size: 13px;
	margin-bottom: 1vh;
}
.solutiontab-contents h3{
    font-size: 11px;
	margin-bottom: 5vh;
}
.solutiontab-contents h5{
    font-size: 11px;
	margin: 1vh 2%;
}
.solutiontab-contents ul li{
    font-size: 12px;
}
.questions .option {
	width: 100%;
	padding: 10px;
	font-weight: 500;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 11px;
	margin: 10px 0;
	pointer-events: none;
}
.questions .option .choice {
	width: 100%;
	padding: 10px;
	font-weight: 600;
	background: #ffffff;
	color: #000000;
	border-radius: 3px;
	font-size: 10px;
	margin: 10px 0;
	pointer-events: none;
}
#solution-question-1,
#solution-question-2,
#solution-question-3,
#solution-question-4,
#solution-question-5,
#solution-question-6,
#solution-question-7,
#solution-question-8,
#solution-question-9,
#solution-question-10
{
	position: absolute;
	top: 0;
	left: 25%;
	width: 50%;
	height: 63vh;
	background: #008080;
	border-radius: 5px;
	padding: 10px;
	z-index: 99;
	opacity: 0;
	pointer-events: none;
	transition: .75s ease;
	margin-top: 22vh;
	overflow-y: scroll;
	scrollbar-width: none;
}
#solution-question-1.active,
#solution-question-2.active,
#solution-question-3.active,
#solution-question-4.active,
#solution-question-5.active,
#solution-question-6.active,
#solution-question-7.active,
#solution-question-8.active,
#solution-question-9.active,
#solution-question-10.active
 {
	left: 0;
	width: 100%;
	opacity: 1;
	pointer-events: auto;
}

#solution-question-1 h1,
#solution-question-2 h1,
#solution-question-3 h1,
#solution-question-4 h1,
#solution-question-5 h1,
#solution-question-6 h1,
#solution-question-7 h1,
#solution-question-8 h1,
#solution-question-9 h1,
#solution-question-10 h1

{
    font-size: 25px;
	margin-bottom: 5vh;

}

#solution-question-1 h2,
#solution-question-2 h2,
#solution-question-3 h2,
#solution-question-4 h2,
#solution-question-5 h2,
#solution-question-6 h2,
#solution-question-7 h2,
#solution-question-8 h2,
#solution-question-9 h2,
#solution-question-10 h2
{
    font-size: 17px;
	margin-bottom: 1vh;
}

#solution-question-1 h3,
#solution-question-2 h3,
#solution-question-3 h3,
#solution-question-4 h3,
#solution-question-5 h3,
#solution-question-6 h3,
#solution-question-7 h3,
#solution-question-8 h3,
#solution-question-9 h3,
#solution-question-10 h3
{
    font-size: 13px;
	margin-bottom: 5vh;
}

#solution-question-1 h5,
#solution-question-2 h5,
#solution-question-3 h5,
#solution-question-4 h5,
#solution-question-5 h5,
#solution-question-6 h5,
#solution-question-7 h5,
#solution-question-8 h5,
#solution-question-9 h5,
#solution-question-10 h5
{
    font-size: 13px;
	margin: 1vh 2%;
}

#solution-question-1 p,
#solution-question-2 p,
#solution-question-3 p,
#solution-question-4 p,
#solution-question-5 p,
#solution-question-6 p,
#solution-question-7 p,
#solution-question-8 p,
#solution-question-9 p,
#solution-question-10 p
{
    font-size: 13px;
	margin-bottom: 1vh;
}

#solution-question-1 ul li{
    font-size: 13px;
}

.closeLayer{		
        display: flex;
		justify-content: center;
		align-items: center;
		font-size: 25px;
		font-weight: 500;
		color: #ffffff;
		text-decoration: none;
		text-align: right;
		width: 30px;
		height: 30px;
		background: #000000;
		border-radius: 50%;
		margin-top: -25px;
		border: none;
		cursor: pointer;
	}
.closeLayer:hover{
		color: #800000;
		transition: 0.3s;
	}	
	.close-solution-details{
		display: flex;
		justify-content: space-between;
		align-items: center;
		flex-wrap: wrap;
	}	
	.for-more-information{
		text-align: right;
	padding: 0 20px 20px 0;
	color: #ffffff;
	font-weight:600;
	}
	
	.for-more-information a{ 
	cursor: pointer;
	text-decoration: none;
	}
	
	.for-more-information span{
	background: #000000;
	color: #00fff0;
	border-radius: 3px;
	padding: 5px;
	}
	
	
.root-normal mroot{
	 font-size: 20px;
	 color: #000000;
}
mroot mtext{
	 font-size: 16px;
}
mroot mtext .nth-root{
	 font-size: 12px;
	 color: #000000;
}

.root-question mroot{
	 font-size: 18px;
	 color: #ffffff;
}

.root-question-2 mroot{
	 font-size: 20px;
	 color: #ffffff;
}

.root-question-square mroot{
	 font-size: 33px;
	 color: #ffffff;
}

.root-question-fraction{
	 font-size: 12px;
	 color: #ffffff;
}

.root-question-fraction mroot{
	 font-size: 18px;
	 color: #ffffff;
}

.root-question-square-option mroot{
	 font-size: 23px;
	 color: #000000;
}
mroot mtext .nth-root-question{
	 font-size: 11px;
	 color: #ffffff;
}
mroot mtext .nth-root-question-fraction{
	 font-size: 13px;
	 color: #ffffff;
}
mroot mtext .nth-root-question-option{
	 font-size: 12px;
	 color: #000000;
}

.normal-exponent {
	 color: #000000;
	 font-size: 12px;
}

.fraction-bracket {
	font-size: 45px;
	 color: #000000;
	 font-weight: 300;
}

.normal-exponent-question {
	 color: #ffffff;
	 font-size: 16px;
}

.normal-roots-question {
	 color: #ffffff;
	 font-size: 18px;
}

.normal-exponent-answer {
	 color: #ffffff;
	 font-size: 12px;
}
.normal-options-option {
	 color: #ffffff;
	 font-size: 13px;
	 font-weight: 600;
}
.fraction-options-option {
	 color: #000000;
	 font-size: 12px;
}


.fraction-bracket-question {
	font-size: 45px;
	 color: #ffffff;
	 font-weight: 300;
}
.options-fraction-bracket{
	font-size: 30px;
	 color: #000000;
	 font-weight: 300;
}
sup{
	font-size: 11px;
}

.step{
		font-size: 11px;
		font-weight: 300;
		color: #ababab;
	}
	
	
.inequality {
  width: 280px;
  height: 80px;
  display: block;
  margin: 5vh 0;
}
.numberLine {
position: relative;
  width: 280px;
  height: 40px;
  display: block;
}
.horizontal {
  position: relative;
  padding-top: 20px;
  width: 280px;
  height: 20px;
}

.horizontal hr {
  width: 280px;
  border: 1px solid #ababab;
}
.vertical {
  position: absolute;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  width: 280px;
  height: 20px;
   margin-top: -10px;
}
.vertical span{
  color: #ababab;
  font-weight: 600;
}
.signs{
  width: 200px;
  height: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  margin: 0 40px;
}
.signs span{
  color: #ababab;
   font-size: 15px;
   font-weight: 600;
}
.numbers{
  width: 280px;
  height: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.numbers span{
  color: #ababab;
  font-size: 12px;
}

.number-line-unvisible {
	opacity: 0;
	pointer-events: none;
}

.simulteneous-example {
	
	font-size: 12px;
	font-weight: 300;
	background: #00fff0;
	color: #090909;
	border-radius: 50%;
	padding: 5px;
}

.fraction-simulteneous-answers {
	font-size: 30px;
	 color: #ffffff;
	 font-weight: 300;
}
}