ul {
list-style-type: none;
margin: 0;
padding: 0;
overflow: hidden;
background-color: #333;
}

li {
float: left;
border-right:1px solid #bbb;
}

li:last-child {
border-right: none;
}

li a {
display: block;
color: white;
text-align: center;
padding: 14px 16px;
text-decoration: none;
}

li a:hover:not(.active) {
background-color: #111;
}

.active {
background-color: #4CAF50;
}


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