Can we give width and border to <body>
and use in place of Container div? see this example
see source code of this file and code of file is also perfectly W3C valid. and looking same in IE 7 and firefox 3.5.
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en" dir="ltr">
<head>
<title> Width in body</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<style type="text/css">
html { background-color: #00f; }
body{background: #cd5c5c;width:800px;height:400px;border:1px solid;color: #fff;margin:0 auto;}
</style>
</head>
<body>
<p>Hello world!</p>
</body>
</html>