<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
ul {
display: table;
table-layout: fixed;
width: 100%;
border: 1px solid #c2c2c2;
-moz-box-sizing: border-box;
box-sizing: border-box;
}
li {
text-align: center;
display: table-cell;
border-right: 1px solid #c2c2c2;
}
li:last-child {
border: none; /* no right border on last li */
}
</style>
</head>
<body>
<ul>
<li>Item1</li>
<li>Item2</li>
<li>Item3</li>
<li>Item4</li>
<li>Item5</li>
</ul>
</body>
</html>