老师麻烦检查一下

来源：2-9 自由编程

qq_慕慕0057983

2022-03-21 20:59:45

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
.box{
width: 500px;
height: 400px;
overflow: hidden;
position:relative;
}

.box img{
width: 500px;
height: 400px;
}

.box p{
position: absolute;
top:400px;
color: white;
font-size: 30px;
font-weight: bold;
height: 100px;
line-height: 90px;
background-color: rgba(0, 0, 0, 0.158);
width: 500px;
transition: top 1s linear 0s;
}

.box:hover p{
top:300px;
}
</style>
</head>
<body>
<div class="box">
<img src="img/duck.png" alt="">
<p>这是一只小黄鸭</p>
</div>
</body>
</html>

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