如何设计如此效果
[解决办法]
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
</head>
<body style="margin:0px; padding:0px;">
<div style=" width:1280px; height:600px; background:#808080; text-align:center;">
<div style=" width:960px; height:90%; background:#ffffff;">
</div>
</div>
</body>
</html>