直接上代码：用伪类选择器去选择每个图片，再进行2d动画的实现
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
body{
background: blueviolet;
}
.div1{
width: 450px;
height: 500px;
/*border: 1px solid black;*/
margin: 100px auto;
}
.div1 img:nth-child(1){
transform: translate(-100px,50px) rotate(45deg);
transition: all 2s linear;
}
.div1 img:nth-child(2){
transform: translate(-300px,180px) rotate(145deg);
transition: all 2s linear;
}
.div1 img:nth-child(3){
transform: translate(200px,-40px) rotate(245deg);
transition: all 2s linear;
}
.div1 img:nth-child(4){
transform: translate(150px,50px) rotate(45deg);
transition: all 2s linear;
}
.div1:hover img{
transform: translate(0,0) rotate(0deg);
}
</style>
</head>
<body>
<div class="div1">
<img src="img/shield_1_01.png" />
<img src="img/shield_1_02.png" />
<img src="img/shield_1_03.png" />
<img src="img/shield_1_04.png" />
<img src="img/shield_1_05.png" />
<img src="img/shield_1_06.png" />
<img src="img/shield_1_07.png" />
<img src="img/shield_1_08.png" />
<img src="img/shield_1_09.png" />
</div>
</body>
</html>