标签:
<div style="width:100px; height:100px; border:solid 1px blue; background:yellow; float:left;"> </div>
<div style="width:120px; height:120px; border:solid 1px blue; position:relative; top:10px; left:10px; background:red; z-index:-100" >
效果:
标签:
原文地址:http://www.cnblogs.com/mc67/p/5140492.html