如何设置一个div始终在另一个div的顶部?
来源:百度知道 编辑:UC知道 时间:2024/05/21 09:24:59
解决不了+123220663,给分包你会
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<style type="text/css">
<!--
.div1{ width:400px; height:400px; background:#CC0000; position:relative;}
.div2{ width:200px; height:200px; background:#000; position: absolute; top:100px; left:100px;}
-->
</style></head>
<body>
<div class="div1">
<div class="div2"></div>