<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
<head>
<title>Z-index Example</title>
<style type="text/css">
div.S1 {position: absolute;
top: 20px; left: 20px;
height: 50px; width: 50px;
color: white;
background-color: blue;
z-index: 2;}
div.S2 {position: absolute;
top: 30px; left: 30px;
height: 25px; width: 100px;
background-color: #FFA500;
z-index: 1;}
div.S3 {position: absolute;
top: 40px; left: 40px;
height: 25px; width: 25px;
background-color: yellow;
z-index: 3;}
-->
</head>
<body>
<div class="S1">This is section one.</div>
<div class="S2">This is section two.</div>
<div class="S3">This is section three.</div>
</body>
</html>