<!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边框阴影</title>
<style type="text/css">
div {border-width: 1px; border-style: solid; padding: 1px;padding:1px;}
.a {background-color: #F3F3F3; border-color: #FBFBFB;}
.b {background-color: #D8D8D8; border-color: #E8E8E8;}
.c {background-color: #FFF; border-color: #BBB; height: 100px;color：#ff0000;}
</style>
</head>
<body>
<div class="a">
<div class="b">
<div class="c">源码爱好者（CodeFans.net）提供编程源码、书籍教程、JavaScript/CSS特效代码以及常用软件下载等。</div>
</div>
</div>
</body>
</html>
<body style="background-color:#000" mce_style="background-color:#000">
<div style="background-color:#fff; width:500px; height:200px; filter:alpha(opacity='50'); opacity:0.5">这个背景是透明的</div>
</body>
/*IE*/
filter:alpha(opacity='50');
/*FF*/ ......
1. CSS字体定义简写规则
一般的写法会是这样：
font-weight: bold;
font-style: italic;
font-varient: small-caps;
font-size: 1em;
line-height: 1.5em;
font-family: verdana,sans-serif
而实际上你可以用更简洁的写法：
font: bold italic small-caps 1em/1.5em verdana,sans-serif
是不是更省事？不过使用这 ......
