日期:2014-05-17 浏览次数:20654 次
<!DOCTYPE html>
<html>
<head>
<style>
* {margin:0px;padding:0px;}
#page {margin-left:auto;margin-right:auto;}
</style>
</head>
<body>
<div id="page">page</div>
</body>
</html>
.Classpeng{
margin:0px auto;
text-align:center;
width:200px;
height:100px;
}