此處，間隔45°，放入一張圖，所以需要放入8張圖，正好角度*數量=360，如果需要放4張圖，則是間隔90°
```
<!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>
</head>
<body>
<section>
<div><img src="./gh_7e52fd946ca9_344.jpg" alt=""></div>
<div><img src="./favicon.png" alt=""></div>
<div><img src="./favicon.png" alt=""></div>
<div><img src="./favicon.png" alt=""></div>
<div><img src="./favicon.png" alt=""></div>
<div><img src="./favicon.png" alt=""></div>
<div><img src="./favicon.png" alt=""></div>
<div><img src="./favicon.png" alt=""></div>
</section>
<style>
* {
/* 初始化 取消頁面的內外邊距 */
margin: 0;
padding: 0;
}
body {
/* 彈性布局 水平、垂直居中 */
display: flex;
justify-content: center;
align-items: center;
/* 100%窗口高度 */
height: 100vh;
background-color: #000;
/* 視距 讓元素看起來更有3D效果 */
perspective: 900px;
}
section {
position: relative;
width: 200px;
height: 300px;
cursor: pointer;
/* 讓其子元素位于3D空間中 */
transform-style: preserve-3d;
/* 執行動畫：動畫名稱 時長 線性的 無限次播放 */
animation: rotate 20s linear infinite;
}
section:hover {
/* 鼠標移上動畫暫停 */
animation-play-state: paused;
}
section div {
position: absolute;
left: 0;
top: 0;
width: 100%;
height: 100%;
text-align: center;
/* 設置元素的倒影效果，below是倒影效果在元素下方，15px是元素和倒影的距離，后面的屬性是設置倒影漸變 */
-webkit-box-reflect: below 15px -webkit-linear-gradient(transparent 50%, rgba(255, 255, 255, 0.3));
}
section div img {
width: 100%;
height: 100%;
}
/* 如果是4張圖：對應的角度則是：0 90 180 270 */
section div:nth-child(1) {
transform: rotateY(0deg) translateZ(300px);
}
section div:nth-child(2) {
transform: rotateY(45deg) translateZ(300px);
}
section div:nth-child(3) {
transform: rotateY(90deg) translateZ(300px);
}
section div:nth-child(4) {
transform: rotateY(135deg) translateZ(300px);
}
section div:nth-child(5) {
transform: rotateY(180deg) translateZ(300px);
}
section div:nth-child(6) {
transform: rotateY(225deg) translateZ(300px);
}
section div:nth-child(7) {
transform: rotateY(270deg) translateZ(300px);
}
section div:nth-child(8) {
transform: rotateY(315deg) translateZ(300px);
}
/* 定義旋轉動畫 */
@keyframes rotate {
0% {
transform: rotateY(0deg);
}
100% {
transform: rotateY(360deg);
}
}
</style>
<script>
</script>
</body>
</html>
```
