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ClassContent/历届学生/font-end-nine/项目练习/学生项目/张婷/作业/2022-6.2~6.4css网页/下拉菜单.html
2024-09-27 02:06:13 +08:00

51 lines
1.3 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<link rel="stylesheet" href="clear.css">
<link rel="stylesheet" href="Jpublic.css">
<style>
.menu > li{
float: left;
margin-left: 15px;
position: relative;
}
.menu .dish {
display: none;
/* 绝对定位脱离文档流就不会影响上面的菜单 */
position: absolute;
/* 但是需要手动加宽度 */
width: 124px;
}
/* li标签悬浮的时候作用于dish */
.menu > li:hover .dish{
display: block;
}
.menu{
font-size: 14px;
}
</style>
</head>
<body>
<ul class="menu">
<li>首页1</li>
<li class="top">首页2
<ul class="dish">
<li>菜单2-1</li>
<li>菜单2-2</li>
<li>菜单2-3</li>
<li>菜单2-4</li>
<li>菜单2-5</li>
</ul>
</li>
<li>首页3</li>
<li>首页4</li>
<li>首页5</li>
</ul>
</body>
</html>