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CSS Filter背景透明提示

2009-11-03 23:05:20 作者：

使用CSS的Filter滤镜实现的小效果，鼠标悬停时激活本效果，是一个半透明的图片提示层，本代码演示了核心的实现方法，你可以举一返三，作出更强大的效果来。

<!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=gb2312" /> 
<title>CSS的Filter背景透明提示</title> 
<style> 
*{ margin:0; padding:0;} 
body{ margin:0 auto; font-size:12px;} 
.model{margin:0 auto; width:30px;} 
.model a:hover{ text-decoration:none;} 
.model a img{ border:#fff 1px solid;} 
.model a:hover img{ border:#888 1px dotted;} 
.model a span{ padding:0; display:block; width:80px; height:50px; margin-top:-32px; overflow:hidden; line-height:14px; filter: Alpha(opacity=0); opacity:.0; cursor:pointer; text-align:center;} 
.model a:hover span{ color:#fff; background:#000; padding:0; display:block; width:84px; height:54px; margin:-36px 0 0 1px!important; margin:-36px 0 0 0px; overflow:hidden; line-height:16px; filter: Alpha(opacity=60); opacity:.6; text-align:left; text-align:center;} 
.model2{margin:0 auto; width:30px;} 
.model2 a:hover{ text-decoration:none;} 
.model2 a img{ border:#fff 1px solid;} 
.model2 a:hover img{ border:#888 1px dotted;} 
.model2 a span{ padding:0; display:block; width:180px; height:50px; margin-top:-32px; overflow:hidden; line-height:14px; filter: Alpha(opacity=0); opacity:.0; cursor:pointer; text-align:center;} 
.model2 a:hover span{ color:#fff; background:#000; padding:0; display:block; width:480px; height:16px; margin:-36px 0 0 1px!important; margin:-20px 0 0 0px; overflow:hidden; line-height:16px; filter: Alpha(opacity=60); opacity:.6; text-align:left; text-align:center;}

</style> 
</head> 
<body> 
<div class="model"><a href="#"><img src="/upload/2009-11/20091103230519197.jpg" border="0" /><span>我可爱吗？</span></a></div> 
</body> 
</html>

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