abstract：<html> <head> <title> </title> <link rel="stylesheet" type
<html>
<head>
<title> </title>
<link rel="stylesheet" type="text/css" href="./css/font-awesome-4.7.0/Font-Awesome-master/css/font-awesome.min.css">
<style>
*{padding: 0px;margin: 0px;}
ul{list-style: none;}
a{text-decoration: none;color: #000;font-size: 13px;}
.clear{clear: both;}
.header{height: 40px;background: #f5f5f5;}
.header-content{width:1200px;height:40px;margin:0px auto;
line-height: 40px;}
.header-left{height:40px;width: 300px;float:left;}
.header_right{height:40px;float:right;}
a{display:inline-block;height: 40px;position:relative;}
a:hover{background-color: #fff;color:#f55000;}
a ul{position: absolute;width: 100px;color:#000;}
a li{display: none;border:1px solid #f5f5f5;border-top:none;}
a:hover li{display:block;height:30px;line-height: 30px;padding-left: 3px;}
a li:hover{background: #f5f5f5;color:}
</style>
</head>
<body>
<div class="header">
<div class="header-content">
<div class="header-left">
<a href="#">中国大陆<i class="fa fa-angle-down"> </i></a>
<a href="#" style="color:#ff5000">亲，请登陆</a>
<a href="#">免费注册 </a>
<a href="#">手机逛淘宝</a>
</div>
<div class="header_right">
<a href="#" class="header_a">我的淘宝<i class="fa fa-angle-down"> </i>
<ul>
<li>已买到的宝贝</li>
<li>我的足迹</li>
</ul></a>
<a href="#" class="header_a"><i class="fa fa-shopping-cart" style="color:#ff5000"> </i>购物车<i class="fa fa-angle-down"> </i></a>
<a href="#" class="header_a">收藏夹<i class="fa fa-angle-down"> </i>
<ul>
<li>收藏的宝贝</li>
<li>收藏的店铺</li>
</ul></a>
<a href="#" class="header_a">商品分类 </a>
<a href="#">卖家中心<i class="fa fa-angle-down"> </i>
<ul>
<li>免费开店</li>
<li>卖出的宝贝</li>
<li>出售中的宝贝</li>
</ul></a>
<a href="#" class="header_a">联系客服<i class="fa fa-angle-down"> </i>
<ul>
<li>消费者客服</li>
<li>买家客服</li>
</ul></a>
<a href="#" class="header_a">网站导航<i class="fa fa-angle-down"></i></a>
</div>
</div>
</div>
<div class="clear"></div>
</body>
</html>
Correcting teacher：查无此人Correction time：2019-03-09 09:23:33
Teacher's summary：完成的不错，很整洁。html标签上面要增加 <!DOCTYPE HTML>，继续加油