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css实现多级下拉菜单》文章地址：http://www.tfxk.com/wangyesheji/jianzhanjingyan/03023333R013.htm
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网站建设之]css实现多级下拉菜单
Tag：菜单 实现
代码中还不增加正文，不外不难懂得。解释稍后增添。
以下是代码：
,CSS实现凹陷字效果;
复制代码 代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "
<html xmlns="
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无题目文档</title>
<style type="text/css">
body {
font-family:"宋体";
font-size:12px;
}
.menu {
height:30px;
background:#e6e6e6;
margin-left:10px;
}
.menu a {
text-decoration:none;
}
ul {
margin:0;
padding:0;
}
.menu li {
list-style:none;
float:left;
width:90px;
overflow:visible;
cursor:pointer;
}
ul.level0 {
height:30px;
overflow:visible;
}
ul.level1, ul.level2, ul.level3 {
width:90px;
display:none;
}
ul.level2, ul.level3 {
margin:-28px 0 0 90px;
}
ul.level0 > li {
height:30px;
line-height:30px;
text-align:center;
background:#999;
}
ul.level1 > li, ul.level2 > li, ul.level3 > li {
height:28px;
line-height:28px;
background:#bbb;
}
ul.level0 > li:hover {
background:#ccc;
}
ul.level1 > li:hover, ul.level2 > li:hover, ul.level3 > li:hover {
background:#ddd;
}
ul.level0 > li.imyeah:hover > ul, ul.level1 > li.imyeah:hover > ul, ul.level2 > li.imyeah:hover > ul, ul.level3 > li.imyeah:hover > ul {
display:block;
}
</style>
</head>,
CSS实战：美化段落文本之首字下沉;
<body>
<div class="menu">
<ul class="level0">
<li class="imyeah"> <a href="#">immenu0</a>
<ul class="level1">
<li> <a href="#">imdropmenu00</a> </li>
<li class="imyeah"> <a href="#">imdropmenu01</a>
<ul class="level2">
<,
CSS实例：图片水平垂直居中于DIV（图片宽高未知）;li class="imyeah"> <,
CSS实例： nth-child和 nth-type-of的区别;a href="#">imdropmenu010</a>
<ul class="level3">
<li> <a href="#">imdropmenu0100<,
CSS实例教程： nth-child和 nth-type-of的区别;/a> </li>
<li> <a href="#">imdropmenu0101</a> </li>
</ul>
</li>
<li> <a href="#">imdropmenu011</a> </li>
<li> <a href="#">imdropmenu012</a> </li>
</ul>
</li>
<li> <a href="#">imdropmenu02</a> </li>
<li> <a href="#">imdropmenu03</a> </li>
<li> <a href="#">imdropmenu04</a> </li>
</ul>
</li>
<li class="imyeah"> <a href="#" class="top_link">immenu1</a>
<ul class="level1">
<li class="imyeah"> <a href="#">imdropmenu10</a>
<ul class="level2">
<li> <a href="#">imdropmenu100</a> </li>
<li class="imyeah"> <a href="#">imdropmenu101</a>
<ul class="level3">
<li> <a href="#">imdropmenu1010</a> </li>
<li> <a href="#">imdropmenu1011</a> </li>
</ul>
</li>
<li> <a href="#">imdropmenu102</a> </li>
</ul>
</li>
<li> <a href="#">imdropmenu11</a> </li>
<li> <a href="#">imdropmenu12<,
CSS实例教程 制作网页特殊产品列表;/a> </li>
<li> <a href="#">,
CSS实例教程 分号引起页面混乱;imdropmenu13</a> </li>
<li> <a href="#">imdropmenu14</a> </li>,
CSS实例 网页背景渐变;
<li> <a href="#">imdropmenu15</a> </li>
</ul>
</li>
<li class="imyeah"> <a href="#" class="top_link">immenu2</a>
<ul class="level1">
<li> <a href="#">,
CSS实例 网页布局中的图文列表;imdropmenu20</a> </li>
<li> <a href="#">imdropmenu21</a> </li>
</ul>
</li>
<li class="imyeah"> <a href="#" class="top_link">immenu3</a>
<ul class="level1">
<,
CSS实例 定位(position)页面定位详解;li> <a href="#">imdropmenu30</a> </li>
<li> <a href="#">imdropmenu31</a> </li>
<li> <a href="#">imdropmenu32</a> </li>
</ul>
</li>
<li> <a href="#" class="top_link">immenu4</a> </li>
</ul>
</div>
</body>
</html>
后果图如下：
(责任编辑：网站建设)
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