垂直方向剧中问题
使用div,div 的内容在body中垂直剧中,并且能够使多数浏览器兼容!使用一些总是达不到理想的效果!恳请达人赐教
[解决办法]
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>无标题文档</title><style type="text/css">#demo { border:1px solid #999; background-color:#EEE; height:200px; position:absolute; top:50%; margin-top:-100px; /*margin-top值为高度值的50%*/}</style></head><body><div id="demo">DEMO</div></body></html>
[解决办法]
<!DOCTYPE HTML><html> <head> <meta charset="gb2312" /> <title></title> <style> .test { position:absolute; width:100px; height:100px; border:1px solid red; } </style> </head> <body> <div class="test" id="test"></div> <script> var obj = document.getElementById('test'); obj.style.left = (document.documentElement.clientWidth - obj.clientWidth) / 2 + 'px'; obj.style.top = (document.documentElement.clientHeight - obj.clientHeight) / 2 + 'px'; </script> </body></html>
[解决办法]
http://www.html-5.cn/div-css/jishu/1908.html