<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/2000/REC-xhtml1-20000126/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title></title>
<style type="text/css">
body {
margin: 0px;
padding: 0px;
color: #000;
background-color: #ccc;
}
#one {
position: absolute;
top: 10px;
left: 10px;
z-index: 4;
padding: 10px;
background-color: #fff;
border: 1px solid #000;
width: 20%;
}
#two {
position: absolute;
top: 40px;
left: 40px;
z-index: 300;
padding: 10px;
background-color: #ccc;
border: 1px solid #000;
width: 20%;
}
#three {
position: absolute;
top: 70px;
left: 70px;
z-index: 2;
padding: 10px;
background-color: #fff;
border: 1px solid #000;
width: 20%;
}
#four {
position: absolute;
top: 100px;
left: 100px;
z-index: 1;
padding: 10px;
background-color: #ccc;
border: 1px solid #000;
width: 20%;
}
</style>
</head>
<body>
<div id="one">1</div>
<div id="two">2</div>
<div id="three">3</div>
<div id="four">4</div>
</body>
</html>
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