abstract：<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>下划线跟随导航</title> <script type="text/javascript" src="jque
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>下划线跟随导航</title>
<script type="text/javascript" src="jquery-3.3.1.min.js"></script>
<style type="text/css">
*{padding: 0;margin: 0;}
ul{list-style: none;z-index: 20;position: relative;font-size: 15px;}
li{float: left;cursor: pointer;width: 100px;height:30px;text-align: center;line-height: 30px;color: #fff;font-weight: bold;}
.menu{width: 700px;position: relative;margin: 20px auto;height: 32px;box-shadow: 0 2px 20px #000;background: #AF3434;border-radius: 3px;}
</style>
</head>
<body>
<script type="text/javascript">
$(function(){
$('li').hover(function(){
$x=parseInt($(this).attr('name'))*100
$('.block').stop().animate({left:$x+'px'},300)
},
function(){
$('.block').stop().animate({left:'0px'},300)
}
)
})
</script>
<div>
<ul>
<li name="0">首页</li>
<li name="1">视频教程</li>
<li name="2">社区问答</li>
<li name="3">编程词典</li>
<li name="4">手册下载</li>
<li name="5">工具下载</li>
<li name="6">菜鸟学堂</li>
</ul>
<div style="z-index: 10;width:100px;height: 2px;background: #fff;position: absolute;top: 30px;"></div></div>
</body>
</html>
Correcting teacher：灭绝师太Correction time：2018-11-28 14:08:12
Teacher's summary：作业完成的不错，代码条理清晰，继续保持！
