css二级下拉菜单代码实例
分类：实例代码
分享一段非常简单的代码实例，它使用css实现了二级下拉导航菜单效果。
代码实例如下:
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="http://www.pipipi.net/" />
<title>犀牛前端部落</title>
<style>
body {
margin: 0;
}
ul {
margin: 0;
padding: 0;
list-style-type: none;
overflow: hidden;
background-color: #333;
}
ul > li {
float: left;
}
ul a {
display: block;
padding: 15px;
color: #fff;
text-decoration: none;
}
.dropdown {
display: inline-block;
position: absolute;
}
.dropdown-content {
display: none;
position: absolute;
min-width: 120px;
}
.dropdown-content a {
background-color: #f9f9f9;
color: #000;
}
.dropdown-content a:hover {
background-color: #f1f1f1;
}
.dropdown:hover .dropdown-content {
display: block;
}
ul > li > a:hover {
background-color: #111;
}
</style>
</head>
<body>
<ul>
<li><a href="#">犀牛前端部落一</a></li>
<li><a href="#">犀牛前端部落二</a></li>
<li><a href="#">犀牛前端部落三</a></li>
<li class="dropdown">
<a class="dropdown-btn" href="#">犀牛前端部落四</a>
<div class="dropdown-content">
<a href="#">css教程</a>
<a href="#">div教程</a>
<a href="#">ajax教程</a>
</div>
</li>
</ul>
</body>
</html>
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