使登录框居中

代码
<!DOCTYPE html>
 
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title></title>
    <style type="text/css">
        html, body {
            height: 100%;
            overflow: auto;
        }
 
        body {
            padding: 0;
            margin: 0;
        }
    </style>
</head>
<body>
    <form id="form1" style="height: 100%;">
        <table style="height:100%; width:100%;" border="0">
            <tr>
                <td align="center" valign="middle">.....居中....</td>
            </tr>
        </table>
    </form>
</body>
posted @ 2017-11-15 21:55  橘柑之味  阅读(594)  评论(0)    收藏  举报