Here is the code for the CSS3 Rectangle Shadow.
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Rectangle Shadow by CSS3</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<style type="text/css">
#rectangle-shadow {
box-shadow: 10px 10px 5px #C00;
width:500px;
padding:5px;
text-align:center;
font-size:20px;
background:#C00;
margin:0 auto;
color:#ffffff;
}
</style>
</head>
<body>
<div id="rectangle-shadow">Rectangle Shadow by CSS3</div>
</body>
</html>
Rectangle Shadow by CSS3
