土豆视频案例
鼠标经过时候出现播放按钮
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<style>
* {
margin: 0;
padding: 0;
}
.box {
position: relative;
width: 500px;
height: 350px;
}
.box img {
width: 100%;
height: 100%;
}
/* 鼠标经过盒子的时候 找到里面的a 添加after 伪元素 */
/* .box:hover a::before */
/* 经过盒子里面的a的时候 给a添加before */
.box a:hover::before {
content: "";
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: rgba(0, 0, 0, 0.3) url(images/arr.png) no-repeat center
center;
}
</style>
</head>
<body>
<div class="box">
<a href="#"><img src="images/pink.jpg" alt="" /></a>
</div>
</body>
</html>
