navigation.css

nav {
		width: 600px;
		height: 100px;
		float: right;
		}
	nav ul li {
		list-style: none;
		float: left;
		line-height: 100px;
		}
	nav ul li a{
		text-decoration: none;
		text-transform: uppercase;
		font-family: sans-serif;
		padding: 20px 20px;
		font-weight: bold;
		position: relative;
		color: white;
		margin-left: 5px;
		}
	nav ul li a:before {
		content: '';
		position: absolute;
		width: 5px;
		height: 5px;
		background-color: white;
		bottom: 0;
		left: 0;
		border-radius: 50px;
		opacity: 0;
		transition: .5s ease;
		}
	nav ul li a:after {
		content: '';
		position: absolute;
		width: 5px;
		height: 5px;
		background-color: white;
		bottom: 0;
		right: 0;
		border-radius: 50px;
		opacity: 0;
		transition: .5s ease;
		}
	nav ul li a:hover:before {
		width: 50%;
		background-color: yellow;
		border-radius: 50px 0px 0px 50px;
		opacity: 1;
		}
	nav ul li a:hover:after {
		width: 50%;
		background-color: yellow;
		border-radius: 0px 50px 50px 0px;
		opacity: 1;
		}