.noselect {
  -webkit-touch-callout: none; /* iOS Safari */
    -webkit-user-select: none; /* Safari */
     -khtml-user-select: none; /* Konqueror HTML */
       -moz-user-select: none; /* Old versions of Firefox */
        -ms-user-select: none; /* Internet Explorer/Edge */
            user-select: none; /* Non-prefixed version, currently
                                  supported by Chrome, Edge, Opera and Firefox */
}

body {
	background-color:#a6b4d0;  
}

.main-cover {
	top:0;
	left:0;
	width:100vw;
	height:80vh;
	overflow:hidden;
	background-color:#f5f5f5;

}

.main-cover h1 {
	font-weight: 900;
	font-size: 200px;
	height:fit-content;
	width:100vw;
	margin:auto;
	position:relative;
	display:block;
	text-align:center;
	margin:0;
	
}


.main-cover h1:nth-child(1) {
	color: transparent;
	-webkit-text-stroke: 5px #132343;
	margin-top:40vh;
	transform: translateY(-50%);
}
.main-cover h1:nth-child(1)::after {
	content:'A Bacteriophage-based Vector for Safer Vaccine';
	height:0;
	font-size: 30px;
	display:block;
	color: #132343;
	-webkit-text-stroke: 0px #0000;
}

.main-cover h1:nth-child(2) {
	transform:translateY(-150%);
	color: #132343;
	animation: flood 3s ease-in-out infinite;
}

.first-card {
	display:block;
	position:static;
	top:-1000px;
	height:fit-content;
	width:100vw;
	color:#f5f5f5;
	background-color:#f5f5f5;
}


.first-card .left-semicircle{
	width:1000px;
	height:900px;
	background-color: #132343;
	clip-path: circle(63.6% at 38% 73%);
	padding-top:200px;
	padding-right:190px;
	padding-left:50px;


}

.first-card h1 {
	font-size:40px;
	font-weight:900;
}
.first-card p {
	text-indent: 50px;
	font-size:22px;
	margin-bottom:40px;
	font-weight:100;
}

.second-card {
	height: 80vh;
	min-height:640px;
	background: transparent no-repeat center;
	background-size: cover;
	background-attachment: fixed;
	position:relative;
}
.second-card .video-container  {
	display:block;
	position:relative;
	width:fit-content;
	top: 50%;
	left: 50%;
	transform:translate(-50%, -50%);
}
.second-card .video-container  h1{
	width:fit-content;
	display:block;
	color:#132343;
	font-weight:900;
	font-size:50px;

}
.second-card iframe{
	box-shadow: rgba(100, 100, 111, 0.2) 0px 7px 29px 0px;
}

.circles{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
	z-index:-1;

}

.circles li{
	z-index:-1;
    position: fixed;
    display: block;
    list-style: none;
    width: 20px;
    height: 20px;
    background: rgba(19,35,67, 0.9);
    animation: animate 25s linear infinite;
    bottom: -150px;

}

.circles li:nth-child(1){
    left: 25%;
    width: 80px;
    height: 80px;
    animation-delay: 0s;
}


.circles li:nth-child(2){
    left: 10%;
    width: 20px;
    height: 20px;
    animation-delay: 2s;
    animation-duration: 12s;
}

.circles li:nth-child(3){
    left: 70%;
    width: 20px;
    height: 20px;
    animation-delay: 4s;
}

.circles li:nth-child(4){
    left: 40%;
    width: 60px;
    height: 60px;
    animation-delay: 0s;
    animation-duration: 18s;
}

.circles li:nth-child(5){
    left: 65%;
    width: 20px;
    height: 20px;
    animation-delay: 0s;
  
}

.circles li:nth-child(6){
    left: 75%;
    width: 110px;
    height: 110px;
    animation-delay: 3s;
}

.circles li:nth-child(7){
    left: 35%;
    width: 150px;
    height: 150px;
    animation-delay: 7s;
}

.circles li:nth-child(8){
    left: 50%;
    width: 25px;
    height: 25px;
    animation-delay: 15s;
    animation-duration: 45s;
}

.circles li:nth-child(9){
    left: 20%;
    width: 15px;
    height: 15px;
    animation-delay: 2s;
    animation-duration: 35s;
}

.circles li:nth-child(10){
    left: 85%;
    width: 150px;
    height: 150px;
    animation-delay: 0s;
    animation-duration: 11s;
}


@keyframes animate {

    0%{
        transform: translateY(0) rotate(0deg);
        opacity: 1;
        border-radius: 0;
    }

    100%{
        transform: translateY(-1000px) rotate(720deg);
        opacity: 0;
        border-radius: 50%;
    }

}

@keyframes flood {
	0%,
	100% {
		clip-path: polygon(
			0% 45%,
			16% 44%,
			33% 50%,
			54% 60%,
			70% 61%,
			84% 59%,
			100% 52%,
			100% 100%,
			0% 100%
		);
	}

	50% {
		clip-path: polygon(
			0% 60%,
			15% 65%,
			34% 66%,
			51% 62%,
			67% 50%,
			84% 45%,
			100% 46%,
			100% 100%,
			0% 100%
		);
	}
}