摘要：<!DOCTYPE html><html> <head> <meta charset="uf8"> <title>京
<!DOCTYPE html>
<html>
<head>
<meta charset="uf8">
<title>京东导航</title>
<link rel="stylesheet type="text/css" href="456.css">
<link rel="stylesheet" type="text/css" href="font-awesome-4.7.0/css/font-awesome.min.css"
</head>
<body>
<div class="beader">
<div class="beader_a">
<div class="beader_b">
<a href="#" class="div_a">你好，请登录</a>
<a href="#" style="color:#F10215;margin-left:8px;">免费注册</a>
<a href="#" class="div_a"><span>|</span>我的订单<span>|</span></a>
<a href="#" class="div_b">我的京东 <i class="fa fa-angle-down"></i>
<div class="beader_d">
<div class="beader_c">
<ul class="ul_a">
<li><a href="#">待处理订单</a></li>
<li><a href="#">返修退货单</a></li>
<li><a href="#">降价商品</a></li>
</ul>
<ul class="ul_b">
<li><a href="#">消息</a></li>
<li><a href="#">我的回答</a></li>
<li><a href="#">我的关注</a></li>
</ul>
</div>
<div class="beader_e">
<ul class="ul_c">
<li><a href="#">我的京豆</a></li>
<li><a href="#">我的白条</a></li>
</ul>
<ul class="ul_d">
<li><a href="#">我的优惠券</a></li>
<li><a href="#">我的理财</a></li>
</ul>
</div>
</div>
</a><span>|</span>
<a href="#" class="div_a">京东会员</a><span>|</span>
<a href="#" class="div_b">企业采购 <i class="fa fa-angle-down"></i></a><span>|</span>
<a href="#" class="div_c">客户服务 <i class="fa fa-angle-down"></i></a><span>|</span>
<a href="#" class="div_c">网站导航 <i class="fa fa-angle-down"></i></a><span>|</span>
<a href="#">手机京东</a>
</div>
</div>
</div>
<div class="clear">
</div>
</body>
</html>
*{margin:0px 0px;padding:0px 0px;}
a{text-decoration:none;}
ul li{list-style:none;}
.clear{clear:both;}
.beader{width:100%;height:40px;background:#E3E4E5;}
.beader_a{width:1190px;height:40px;margin:0px auto;}
.beader_b{width:740px;height:40px;float:right;line-height:40px;}
.beader_b a{font-size:12px;color:#9FA0A0;position:relative;}
span{margin:0px 5px;color:#ccc;#9FA0A0;}
.div_b{width:80px;height:40px;text-align:center;}
.div_c{width:80px;height:40px;text-align:center;}
.div_a:hover{color:#E97881}
.div_b:hover{color:#E97881;border-bottom:none;}
.div_b:hover{background-color:#FFFFFF}
.div_c:hover{background-color:#FFFFFF}
.beader_d{width:300px;height:200px;border:1px solid #ccc;position:absolute;border-top:none;display:none;}
.beader_c{width:280px;height:90px;border:1px solid #ccc;line-height:30px;padding:10px 10px;border-top:none;}
.ul_a{float:left;}
.ul_b{float:left;margin:0px 0px 5px 80px;}
.beader_e{width:280px;height:70px;border:1px solid #ccc;border-top:none;font-size:12px;color:#9FA0A0;
line-height:35px;padding:10px 10px;}
.ul_c{float:left;}
.ul_d{float:left;margin:0px 0px 5px 90px;}
.beader_d li a:hover{color:#E97881}
.div_b:hover div{display:block;}
老师，您好，为啥我的下拉框不显示在“我的京豆”下，还有隐藏之后，编程hover：{display：block；}后没显示，我找了很久找不到问题出在哪，请教下老师，我在哪个地方出错了，谢谢。
批改老师：灭绝师太批改时间：2018-11-08 09:14:21
老师总结：因为你在a链接中直接嵌套的下拉菜单可定不行，你在外层再套一个a链接，你测试一下，不行把问题提交到工单
