<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>轮播图</title>
<style>
div {
width: 500px;
height: 300px;
margin: 50px auto;
overflow: hidden;
position: relative;
}
img {
width: 500px;
height: 300px;
}
p {
color: black;
width: 500px;
height: 30px;
position: absolute;
z-index: 1000;
top: 240px;
text-align: center;
line-height: 30px;
}
p span {
display: inline-block;
width: 20px;
height: 20px;
text-align: center;
background: rgba(254, 254, 254, 0.6);
border-radius: 50%;
line-height: 20px;
cursor: pointer;
}
</style>
</head>
<body>
<div id="photo">
<a href=""><img src="static/images/1.jpg" alt=""></a>
<a href=""><img src="static/images/2.jpg" alt=""></a>
<a href=""><img src="static/images/3.jpg" alt=""></a>
<a href=""><img src="static/images/4.jpg" alt=""></a>
<a href=""><img src="static/images/5.jpg" alt=""></a>
<p>
<span onclick="change(0)">1</span>
<span onclick="change(1)">2</span>
<span onclick="change(2)">3</span>
<span onclick="change(3)">4</span>
<span onclick="change(4)">5</span>
</p>
</div>
<script>
function change(num) {
var obj = document.getElementById('photo');
var obj_a = obj.getElementsByTagName('a');
for (var i = 0; i < obj_a.length; i++) {
obj_a[i].style.display = 'none';
}
obj_a[num].style.display = 'block';
}
</script>
</body>
</html>
