div就相当于一个箱子,内置一个两个div就相当于内部再放一个两个箱子
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<style type="text/css">
#div1{
border:1px solid red;/* 显示div边框,solid表示实心线 */
background-color: ;
float: left;/* 小箱子往左边靠 */
width:29%;/* 小箱子占据的宽度 */
height:100%;/* 小箱子填满整个页面 */
}
#div2{
border:1px solid green;
background-color:;
float:right;
width:70%;
height:100%;
}
#div3{
border:1px solid green;
background-color: ;
float:left;
width:100%;
height:50%;
}
#div4{
border:1px solid green;
background-color:;
float:left;
width:100%;
height:50%;
}
</style>
</head>
<body >
<a id="a1" href="http://baidu.com" style="text-decoration: none;">超链接标签下划线的颜色</a>
<b><i>实现粗斜体</i></b><br>
<div id="div1" >
<a href="http://www.baidu.com">百度div1</a> <br>
</div>
<div id="div2">
<div id="div3">
<a href="http://www.baidu.com" >百度div3</a> <br>
</div>
<div id="div4">
<a href="http://www.baidu.com">百度div4</a> <br>
</div>
</div>
</body>
</html>