<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>CSS对话框</title>
<style type="text/css">
*{padding: 0;margin: 0;font-size: 12px;}
body{padding: 50px;}
.arrow{position: relative;width: 20px;height: 20px;margin: 0 0 0 15px;}
.arrow .arrow_border,.arrow .arrow_content{width: 0;height: 0;overflow: hidden;border-width: 10px;border-style: dashed dashed solid
dashed;}
.arrow .arrow_border{border-color: transparent transparent #CCCCCC transparent;}
.arrow .arrow_content{border-color: transparent transparent #EEEEEE transparent;position: absolute;top: 1px;}
.main{width: 400px;}
.b1,.b2,.b3,.b4,.b5,.b6,.b7,.b8{height: 1px;overflow: hidden;display: block;}
.b1,.b8{height: 0px;margin: 0 5px;}
.b1{border-bottom: #CCC solid 1px;}
.b8{border-top: #CCC solid 1px;}
.b2,.b3,.b4,.b5,.b6,.b7{border-left: #CCC solid 1px;border-right: #CCC solid 1px;}
.b2,.b7{margin: 0 3px;border-width: 2px;}
.b3,.b6{margin: 0 2px;}
.b4,.b5{margin: 0 1px;height: 2px;}
.b2,.b3,.b4,.b5,.b6,.b7,.content{background-color: #EEE;}
.content{border-left: solid #CCC 1px;border-right: solid #CCC 1px;padding: 25px;position: relative;}
.content span{font-size: 72px;color: #CCCCCC;position: absolute;}
.content span.font-left{top: -10px;left: -30px;_left: -55px;/* 为了兼容IE6.0*/}
.content span.font-right{bottom: -45px;right: -30px;}
.content p{text-indent: 2em;}
.content p.translation{text-align: right;font-style: italic;}
</style>
</head>
<body>
<div class="arrow">
<div class="arrow_border"></div>
<div class="arrow_content"></div>
</div>
<div class="main">
<b class="b1"></b>
<b class="b2"></b>
<b class="b3"></b>
<b class="b4"></b>
<div class="content">
<span class="font-left">“</span>
<span class="font-right">”</span>
<p>CSS实现的对话框特效，纯CSS实现的，不是CSS3，因此兼容性还是相当不错的。你在网页上可以使用一些这样的框框。
</p>
</div>
<b class="b5"></b>
<b class="b6"></b>
<b class="b7"></b>
<b class="b8"></b>
</div>
<div>http://www.999jiujiu.com/</div>
</body>
</html>