老师检查一下作业

来源：2-21 自由编程

踩一个脚印

2022-09-27 20:15:20

<!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 {
left: 600px;
top: 200px;
width: 88px;
height: 81px;
background-image: url(images/xin.png);
position: relative;
}

.box1 {
width: 88px;
height: 81px;
background-image: url(images/xin.png);
position: absolute;
/* 调用动画 */
animation: t 1s linear 0s infinite;
}
/* 定义动画 */
@keyframes t {
from {
transform: scale(1);
opacity: 1;
}

to {
transform: scale(3);
opacity: 0;
}
}
</style>
</head>

<body>
<div class="box">
<div class="box1"></div>
</div>
</body>

</html>

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