先不说是啥，直接上代码，想看效果自己复制运行。
<!DOCTYPE html>
<html>
<head>
<style>
html {
background: black;
}
.container {
width: 300px;
height: 300px;
}
.main1 {
width: 500px;
height: 500px;
transform: translateZ(-150px);
transform-style: preserve-3d;
}
.main2 {
width: 300px;
height: 300px;
transform-style: preserve-3d;
transform: rotateX(60deg);
position: relative;
}
.flex {
display: flex;
align-items: center;
justify-content: center;
}
.positon {
position: absolute;
}
.center {
top: 50%;
left: 50%;
transform: translateX(-50%) translateY(-50%);
}
.firstCircle {
width: 400px;
height: 400px;
border-radius: 50%;
border: 3px solid rgb(42, 153, 255);
}
.secondCircle {
width: 350px;
height: 350px;
border-radius: 50%;
border: 10px solid rgb(42, 153, 255);
border-color: rgb(42, 153, 255) transparent;
animation: rotate1 3s linear infinite;
}
.thirdCircle {
}
.fourthCircle {
width: 300px;
height: 300px;
transform: translateX(-50%) translateY(-50%) translateZ(30px);
animation: rotate2 3s linear infinite;
}
.annulusContent {
width: 100%;
height: 100%;
position: relative;
transform-style: preserve-3d;
}
.bar {
width: 280px;
height: 300px;
background: transparent;
top: 50%;
left: 50%;
transform: translateZ(150px) translateX(-50%) translateY(-50%)
rotateX(90deg);
display: flex;
gap: 20px;
overflow: hidden;
}
.line {
width: 3px;
height: 100px;
background: linear-gradient(
to top,
rgb(69, 164, 254),
rgba(42, 153, 255, 0.1)
);
}
.line1 {
animation: line1 1s linear infinite;
}
.line2 {
animation: line1 0.5s 0.2s linear infinite;
}
.line3 {
animation: line1 1.5s 0.5s linear infinite;
}
.line4 {
animation: line1 1.3s 1s linear infinite;
}
.line5 {
animation: line1 1.6s 0.3s linear infinite;
}
.line6 {
animation: line1 2s 0.4s linear infinite;
}
.line7 {
animation: line1 1.2s 0.6s linear infinite;
}
.line8 {
animation: line1 1.1s 1.1s linear infinite;
}
.line9 {
animation: line1 1.9s 0.9s linear infinite;
}
.line10 {
animation: line1 1.7s 1.3s linear infinite;
}
.line11 {
animation: line1 1.3s 1.1s linear infinite;
}
.line12 {
animation: line1 1.4s 0.4s linear infinite;
}
.annulus {
width: 300px;
height: 300px;
position: absolute;
left: 50%;
top: 50%;
transform: translateX(-50%) translateY(-50%);
background: conic-gradient(
rgb(69, 164, 254) 0,
rgb(69, 164, 254) 2%,
transparent 2%
);
border-radius: 50%;
-webkit-mask: radial-gradient(
transparent,
transparent 57%,
#000 57%,
#000 100%
);
}
.annulus1 {
transform: translateX(-50%) translateY(-50%) rotateZ(10deg);
}
.annulus2 {
transform: translateX(-50%) translateY(-50%) rotateZ(20deg);
}
.annulus3 {
transform: translateX(-50%) translateY(-50%) rotateZ(30deg);
}
.annulus4 {
transform: translateX(-50%) translateY(-50%) rotateZ(40deg);
}
.annulus5 {
transform: translateX(-50%) translateY(-50%) rotateZ(50deg);
}
.annulus6 {
transform: translateX(-50%) translateY(-50%) rotateZ(60deg);
}
.annulus7 {
transform: translateX(-50%) translateY(-50%) rotateZ(70deg);
}
.annulus8 {
transform: translateX(-50%) translateY(-50%) rotateZ(80deg);
}
.annulus9 {
transform: translateX(-50%) translateY(-50%) rotateZ(90deg);
}
.annulus10 {
transform: translateX(-50%) translateY(-50%) rotateZ(100deg);
}
.annulus11 {
transform: translateX(-50%) translateY(-50%) rotateZ(110deg);
}
.annulus12 {
transform: translateX(-50%) translateY(-50%) rotateZ(120deg);
}
.annulus13 {
transform: translateX(-50%) translateY(-50%) rotateZ(130deg);
}
.annulus14 {
transform: translateX(-50%) translateY(-50%) rotateZ(140deg);
}
.annulus15 {
transform: translateX(-50%) translateY(-50%) rotateZ(150deg);
}
.annulus16 {
transform: translateX(-50%) translateY(-50%) rotateZ(160deg);
}
.annulus17 {
transform: translateX(-50%) translateY(-50%) rotateZ(170deg);
}
.annulus18 {
transform: translateX(-50%) translateY(-50%) rotateZ(180deg);
}
.annulus19 {
transform: translateX(-50%) translateY(-50%) rotateZ(190deg);
}
.annulus20 {
transform: translateX(-50%) translateY(-50%) rotateZ(200deg);
}
.annulus21 {
transform: translateX(-50%) translateY(-50%) rotateZ(210deg);
}
.annulus22 {
transform: translateX(-50%) translateY(-50%) rotateZ(220deg);
}
.annulus23 {
transform: translateX(-50%) translateY(-50%) rotateZ(230deg);
}
.annulus24 {
transform: translateX(-50%) translateY(-50%) rotateZ(240deg);
}
.annulus25 {
transform: translateX(-50%) translateY(-50%) rotateZ(250deg);
}
.annulus26 {
transform: translateX(-50%) translateY(-50%) rotateZ(260deg);
}
.annulus27 {
transform: translateX(-50%) translateY(-50%) rotateZ(270deg);
}
.annulus28 {
transform: translateX(-50%) translateY(-50%) rotateZ(280deg);
}
.annulus29 {
transform: translateX(-50%) translateY(-50%) rotateZ(290deg);
}
.annulus30 {
transform: translateX(-50%) translateY(-50%) rotateZ(300deg);
}
.annulus31 {
transform: translateX(-50%) translateY(-50%) rotateZ(310deg);
}
.annulus32 {
transform: translateX(-50%) translateY(-50%) rotateZ(320deg);
}
.annulus33 {
transform: translateX(-50%) translateY(-50%) rotateZ(330deg);
}
.annulus34 {
transform: translateX(-50%) translateY(-50%) rotateZ(340deg);
}
.annulus35 {
transform: translateX(-50%) translateY(-50%) rotateZ(350deg);
}
.annulus36 {
transform: translateX(-50%) translateY(-50%) rotateZ(360deg);
}
@keyframes rotate1 {
0% {
transform: translateZ(20px) translateX(-50%) translateY(-50%)
rotateZ(0deg);
}
100% {
transform: translateZ(20px) translateX(-50%) translateY(-50%)
rotateZ(-360deg);
}
}
@keyframes rotate2 {
0% {
transform: translateX(-50%) translateY(-50%) translateZ(30px)
rotateZ(0deg);
}
100% {
transform: translateX(-50%) translateY(-50%) translateZ(30px)
rotateZ(360deg);
}
}
@keyframes line1 {
0% {
transform: translateY(-220px);
}
100% {
transform: translateY(220px);
}
}
</style>
</head>
<body>
<div class="container">
<div class="main1 flex">
<div class="main2">
<div class="firstCircle positon center"></div>
<!-- 最外层的圆环 -->
<div class="secondCircle positon center"></div>
<!-- 第二层两段圆环 -->
<div class="fourthCircle flex positon center">
<!-- 一堆圆环组成的圆环 -->
<div class="annulusContent">
<div class="annulus annulus1"></div>
<!-- 每一个小圆环 -->
<div class="annulus annulus2"></div>
<div class="annulus annulus3"></div>
<div class="annulus annulus4"></div>
<div class="annulus annulus5"></div>
<div class="annulus annulus6"></div>
<div class="annulus annulus7"></div>
<div class="annulus annulus8"></div>
<div class="annulus annulus9"></div>
<div class="annulus annulus10"></div>
<div class="annulus annulus11"></div>
<div class="annulus annulus12"></div>
<div class="annulus annulus13"></div>
<div class="annulus annulus14"></div>
<div class="annulus annulus15"></div>
<div class="annulus annulus16"></div>
<div class="annulus annulus17"></div>
<div class="annulus annulus18"></div>
<div class="annulus annulus19"></div>
<div class="annulus annulus20"></div>
<div class="annulus annulus21"></div>
<div class="annulus annulus22"></div>
<div class="annulus annulus23"></div>
<div class="annulus annulus24"></div>
<div class="annulus annulus25"></div>
<div class="annulus annulus26"></div>
<div class="annulus annulus27"></div>
<div class="annulus annulus28"></div>
<div class="annulus annulus29"></div>
<div class="annulus annulus30"></div>
<div class="annulus annulus31"></div>
<div class="annulus annulus32"></div>
<div class="annulus annulus33"></div>
<div class="annulus annulus34"></div>
<div class="annulus annulus35"></div>
<div class="annulus annulus36"></div>
</div>
</div>
<div class="bar positon flex">
<!-- 流星雨 -->
<div class="line line1"></div>
<div class="line line2"></div>
<div class="line line3"></div>
<div class="line line4"></div>
<div class="line line5"></div>
<div class="line line6"></div>
<div class="line line7"></div>
<div class="line line8"></div>
<div class="line line9"></div>
<div class="line line10"></div>
<div class="line line11"></div>
</div>
</div>
</div>
</div>
<!-- 这里的js 主要是一个上下拖动3d旋转的功能 -->
<script>
var elem = document.querySelector('.main1')
var isDragging = false // 用于判断是否正在拖动
var initialX = 0 // 初始鼠标X坐标
var initialY = 0 // 初始鼠标Y坐标
var currentX = 0 // 当前鼠标X坐标
var currentY = 0 // 当前鼠标Y坐标
var initialRotationY = 0 // 初始旋转角度（Y轴）
var initialRotationX = 0 // 初始旋转角度（X轴）
elem.addEventListener('mousedown', function (e) {
// 当鼠标按下时
initialY = e.clientY // 获取初始鼠标Y坐标
initialRotationY = parseInt(
getComputedStyle(elem)
.getPropertyValue('transform')
.replace(/[^0-9-.,]/g, '')
.split(',')[4]
) // 获取初始旋转角度（Y轴）
initialRotationX = parseInt(
getComputedStyle(elem)
.getPropertyValue('transform')
.replace(/[^0-9-.,]/g, '')
.split(',')[5]
) // 获取初始旋转角度（X轴）
isDragging = true // 设置isDragging为true，表示正在拖动
})
document.addEventListener('mousemove', function (e) {
// 当鼠标移动时
if (isDragging) {
// 如果正在拖动
currentY = e.clientY // 获取当前鼠标Y坐标
var dy = currentY - initialY // Y轴方向移动的距离
var newRotationY = initialRotationY + dy * -1 // 根据移动方向计算新的旋转角度（Y轴）
console.log(111, dy)
elem.style.transform = 'rotateX(' + newRotationY + 'deg)' // 设置元素的旋转角度
}
})
document.addEventListener('mouseup', function () {
// 当鼠标松开时
isDragging = false // 设置isDragging为false，表示已经停止拖动
})
</script>
</body>
</html>