ul{
list-style-type: none;
margin: 0;
padding: 0;
overflow: hidden;

background: lawngreen;
		}

		li{
			float: left;

		}

		li a{
			color: purple;
display: inline-block;
text-decoration: none;
padding: 15px 17px;
text-align: center;
		}
		li a:hover{
			background: red;
		}
		.active{
			background: cadetblue;
		}
		.linea{
			border-color: red;
			padding: 0 auto;
			margin: auto;
			width: 50%;
			margin-top: 20px;
			margin-bottom: 20px;
		}