<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
* {
margin: 0;
padding: 0;
}
a {
text-decoration: none;
}
li {
list-style: none;
}
.box {
/* 子绝父相 */
position: relative;
width: 520px;
height: 280px;
margin: 100px auto;
}
.box img {
width: 100%;
}
.box .left,
.box .right {
position: absolute;
/* 用了绝对定位,一定要给偏移量,哪怕是0 */
/* 自动居中的公式,绝地定位后,50%父盒子高或者宽,margin自己的一半 */
top: 50%;
margin-top: -15px;
/* 绝对定位后,可以直接设置高宽 */
width: 20px;
height: 30px;
line-height: 30px;
background-color: rgba(0, 0, 0, .3);
color: #ffffff;
text-align: center;
}
.box .left {
left: 0;
border-radius: 0 15px 15px 0;
}
.box .right {
right: 0;
border-radius: 15px 0 0 15px;
/* border-top-left-radius: 15px;
border-bottom-left-radius: 15px; */
}
.box .circle {
position: absolute;
bottom: 20px;
left: 50%;
margin-left: -35px;
background-color: rgba(255, 2550, 255, .3);
border-radius: 7px;
}
.circle li {
float: left;
margin: 3px;
height: 8px;
width: 8px;
background-color: #fff;
border-radius: 50%;
}
/* 权重问题 */
.circle .current {
background-color: orange;
}
</style>
</head>
<body>
<div class="box">
<img src="../images/tb.jpg" alt="">
<a href="#" class="left"> < </a>
<a href="#" class="right"> > </a>
<ul class="circle">
<li> </li>
<li class="current"></li>
<li></li>
<li></li>
<li></li>
</ul>
</div>
</body>
</html> |
|
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