<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>拍拍网</title>
<style type="text/css">
#center{
width: 100%;
height: 60px;
background: #99ccff;
margin:20px auto;
text-align: center;
display: block;
}
strong{
line-height: 60px}/*设置行高和div的高度一致使得文字居于div中间*/
</style>
</head>
<body>
<div id="center">
<strong>拍拍网网站运维中心 版权所有
copyright © 2012-2015, all rights reserved.</strong>
</div>
</body>
</html>
效果：
