App下载
实例代码( Tip: 登录后体验更佳 )
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>W3Cschool(w3cschool.cn)</title>
<style>
div.container
{
width:100%;
margin:0px;
border:1px solid gray;
}
div.header,div.footer
{
padding:0.5em;
color:white;
background-color:gray;
clear:left;
}
h1.header
{
padding:0;
margin:0;
}
div.left
{
float:left;
width:160px;
margin:0;
padding:1em;
}
div.content
{
margin-left:190px;
border-left:1px solid gray;
padding:1em;
 
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运行结果