复制代码 代码如下:
html{color:#000;background:#fff;}
body,div{padding:0;margin:0;}
img{border:none;}
.outer{width:200px;height:150px;position:relative;margin:20px auto;}
.inner{width:80px;height:60px;background:#f55;position:absolute;opacity:0.5;filter:alpha(opacity=50);left:0;top:0;cursor:pointer;}
.aa{width:320px;height:240px;position:relative;border:1px red solid;margin:20px auto;overflow:hidden;}
.imgs{position:absolute;}
.outer img{width:200px;height:150px;}
