<head>
<meta charset="utf-8" />
<title>11</title>
<style>
*{
margin: 0;
padding: 0;
}
.box{
width: 440px;
height: 248px;
border: 1px solid #000;
margin: 50px auto;
position: relative;
}
.box1{
position: absolute;
right: 25px;
bottom: 25px;
}
.content1>li{
float: left;
list-style: none;
height: 20px;
width: 20px;
line-height: 20px;
display: inline-block;
text-align: center;
background:#ccc;
margin: 5px;
}
.content>li{
list-style: none;
display: none;
}
.content>.show{
display: block;
}
.content1>.current{
background: red;
}
</style>
<script src="js/jquery-3.3.1.js"></script>
<script>
$(function(){
$(".content1>li").mouseenter(function () {
$(this).addClass("current");
$(this).siblings().removeClass("current");
var index=$(this).index();
var $li=$(".content>li").eq(zuoye1);
$li.siblings().removeClass("show");
$li.addClass("show");
});
});
</script>
</head>
<body>
<div class="box">
<ul class="content">
<li class="show"><img src="img/11.jpg" alt=""></li>
<li><img src="img/12.jpg" alt=""></li>
<li><img src="img/13.jpg" alt=""></li>
<li><img src="img/14.jpg" alt=""></li>
</ul>
<div class="box1">
<ul class="content1">
<li class="current">1</li>
<li>2</li>
<li>3</li>
<li>4</li>
</ul>
</div>
</div>
</body>