<!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>下拉菜单</title>
<style>
.hover {
position: relative;
display: inline-block;
}
.hover2 {
display: none;
position: absolute;
background-color: #f9f9f9;
min-width: 160px;
box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
padding: 12px 16px;
}
.hover:hover .hover2 {
display: block;
}
/* 加入边框即可。不需要再弄表格 */
.bor {
border: 1px solid red;
}
</style>
</head>
<body>
<h2>鼠标移动后出现下拉菜单</h2>
<p>将鼠标移动到指定元素上就能看到下拉菜单</p>
<p>Move the mouse over the specified element to see the drop-down menu</p>
<div class="hover">
<span class="bor">鼠标移动到这里</span>
<div class="hover2">
<p>自强不息</p>
<P>无敌天下</P>
<p>替天行道</p>
</div>
</div>
<!-- 无序列表
<ul>
<li>
<span>鼠标移动这里2</span>
</li>
</ul> -->
<table>
</table>
</body>
</html>
效果