html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<link rel="stylesheet" href="css/reset.css">
<link rel="stylesheet" href="css/common.css">
<link rel="stylesheet" href="css/index.css">
<link rel="stylesheet" href="https://at.alicdn.com/t/font_791183_yqg5z4kxenj.css">
</head>
<body>
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<div class="header">
<div class="header-contain">
<h1 class="log"><a href="#" class="logo-title"></a></h1>
<ul class="menu">
<li><a href="#">首页</a> </li>
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</ul>
<div class="log-box">
<i class="iconfont icon-iconuser"></i> <!--引入图标时一般用 i 标签 -->
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<div class="main-box clearfix">
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<ul class="pic">
<li><img class="show" src="https://res.shiguangkey.com//file/201806/19/20180619142252602590185.jpg"></li>
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</ul>
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</ul>
<ul class="btn">
<li class="left"><</li>
<li class="right">></li>
</ul>
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<div class="more">加载更多</div>
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<div class="footer">
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<div class="footer-content">
<p>
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css
.main{
width: 100%;
/*background: red;*/
padding: 30px 0;
}
.main .main-box{
width: 1200px;
height: 1000px;
margin: auto; /*居中*/
background: yellowgreen;
}
.main .main-box .main-contain{
float: left; /*左浮动*/
width: 800px;
}
.main .main-box .main-contain .banner{
width: 800px;
height: 200px;
position: relative;
/*background: red;*/
}
.main .main-box .main-contain .banner .pic li img .show{
display: block;
}
.main .main-box .main-contain .banner .pic li img{
width: 800px;
height: 200px;
position: absolute;
left: 0;
top: 0;
display: none;
}