摘要：<!DOCTYPE html> <html> <head> <title>下滑线跟随导航</title> <meta charset="utf-8" /> <script type=&qu
<!DOCTYPE html>
<html>
<head>
<title>下滑线跟随导航</title>
<meta charset="utf-8" />
<script type="text/javascript" src="jquery-3.3.1.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: 600px;
position: relative;
margin: 20px auto;
height: 32px;
box-shadow: 0 2px 20px #000;
background: blue;
border-radius: 3px
}
</style>
<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>
</head>
<body>
<div class="menu">
<ul>
<li name="0">首页</li>
<li name="1">基建处</li>
<li name="2">教务处</li>
<li name="3">财务处</li>
<li name="4">学生处</li>
<li name="5">人事处</li>
</ul>
<div class="block" style="z-index:10;width:100px;height:2px;background:#fff;position:absolute;top:30px;"></div>
</div>
</body>
</html>
批改老师：天蓬老师批改时间：2019-01-24 08:57:01
老师总结：定位的属性值, 是字符串, 不是数值, 一定要注意, 它与偏移量是不同的
