演示：http://www.54caizi.org/demo/css-histogram.html
代码如下:
<!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>
<title> 基于CSS的柱状图实现——Dudo博客 </title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<style type="text/css">
body {padding:0;margin:40px;font-size:9pt;font-family:Helvetica,Geneva,sans-serif;}
h3 {font-weight:normal;display:block;width:600px;text-align:center;}
/*ul*/
ul#q-graph {
border:2px solid #0063be;
background:#adfe12 url(http://www.dudo.org/attachments/month_0805/l2008524151456.png) repeat-x scroll 0 0 !important;
background:#adfe12 repeat-x scroll 0 0;
height:300px !important;
height:304px;
width:600px;
position:relative;
list-style:none;
margin:1.1em 1em 3.5em;
padding:0;
}
#q-graph li {
position:absolute;
text-align:center;
bottom:0;
padding:0
margin:0;
}
/* ul li */
li.qtr {
width:150px;
height:300px;
border-right:1px dotted #41a3e2;
z-index:2;
}
li#q1 {left:0;}
li#q2 {left:150px;}
li#q3 {left:300px;}
li#q4 {left:450px;border-right:none;}
/* ul li ul */
#q-graph ul {list-style:none;}
/* ul li ul li */
li.bar {
width:34px;
color:#fff;
}
li.north {
left:36px;
background:#ddd url(http://www.dudo.org/attachments/month_0804/c2008428195153.gif) no-repeat 0 0;
}
li.south {
left:80px;
background:#ddd url(http://www.dudo.org/attachments/month_0804/c2008428195153.gif) no-repeat -34px 0;
}
/* ul li divs */
li#ticks {
left:0;
height:300px;
width:100%;
z-index:1;
}
div.ticks {
position:relative;
height:60px;
border-top:1px dotted #41a3e2;
}
div.ticks:first-child {border-top:none;} /*only4 Firefx IE 7+*/
div.ticks p {
position:absolute;
left:103%;
top:-11pt;
}
</style>
</head>
<body>
<ul id="q-graph">
<li id="q1" class="qtr">Q1
<ul>
<li class="north bar" style="height:111px;">18</li>
<li class="south bar" style="height:99px;">16</li>
</ul></li>
<li id="q2" class="qtr">Q2
<ul>
<li class="north bar" style="height:198px;">32</li>
<li class="south bar" style="height:210px;">34</li>
</ul></li>
<li id="q3" class="qtr">Q3
<ul>
<li class="north bar" style="height:260px;">43</li>
<li class="south bar" style="height:198px;">32</li>
</ul></li>
<li id="q4" class="qtr">Q4
<ul>
<li class="north bar" style="height:111px;">18</li>
<li class="south bar" style="height:198px;">32</li>
</ul></li>
<li id="ticks">
<div class="ticks"><p>50</p></div>
<div class="ticks"><p>40</p></div>
<div class="ticks"><p>30</p></div>
<div class="ticks"><p>20</p></div>
<div class="ticks"><p>10</p></div>
</li>
</ul>
</body>
</html>