*{
 	margin: 0;
 	padding: 0;
 	box-sizing: border-box;
 }
 section{
 	position: relative;
 	width: 100%;
 	height: 100vh;
 }
 section video{
 	top: 0;
 	left: 0;
 	width: 100%;
 	height: 100%;
 	object-fit: cover;
 }
 section .navigation{
 	position: absolute;
 	padding: 1px;
 	bottom: 5%;
 	left: 50%;
 	transform: translateX(-50%);
 	z-index: 100;
 	display: flex;
 	justify-content: center;
 	align-items: center;
 	height: 100px;
 	width: 150px;
 }
 
 section .navigation li{
 	list-style: none;
 	cursor: pointer;
 	border-radius: 4px;
 	margin: 1px;
 	border: 1px solid #fff;
 	opacity: 0.7;
 }
 
 section .navigation li img{
 	transition: 0.5s;
 }
 section .navigation li img:hover{
 	height: 150px;
 	width: 200px;
 	border: 2px solid #fff;
 }