比较简陋的下拉菜单;
贴代码:
<style type="text/css">
* {margin: 0;padding: 0;}
ul {list-style: none;}
li {float: left;width: 140px;margin-right: 10px;}
li dt {padding: 5px;text-align: center;border-bottom: 3px solid #b00;background: #ed8;}
li dd {border-bottom: 1px solid gray;height: 31px;line-height: 31px;text-align: center;color: #fff;background: #3498db;}
dd a {text-decoration: none;color: #fff;}
dd {display: none;}
li:hover dd {display: block;}
dd:hover {background: green;}
</style>
<div class="nav">
<ul>
<li>
<dl>
<dt><strong><a href="#">栏目一</a></strong></dt>
<dd><a href="#">菜单一</a></dd>
<dd><a href="#">菜单二</a></dd>
<dd><a href="#">菜单三</a></dd>
</dl>
</li>
<li>
<dl>
<dt><strong><a href="#">栏目二</a></strong></dt>
<dd><a href="#">菜单一</a></dd>
<dd><a href="#">菜单二</a></dd>
<dd><a href="#">菜单三</a></dd>
</dl>
</li>
</ul>
</div>