CSS 实现彩虹条加载动画特效
利用 css 的 delay 延迟以及旋转动画效果实现彩虹条加载动画,纯 css 没有一行 js 代码,喜欢的搞起来。
HTML 结构:
<div class="box"> <div class="wrap"> <div class="yuan1"></div> </div> <div class="wrap"> <div class="yuan2"></div> </div> <div class="wrap"> <div class="yuan3"></div> </div> <div class="wrap"> <div class="yuan3"></div> </div> <div class="wrap"> <div class="yuan3"></div> </div> </div>
CSS 结构
body { background-color:#000; } .box { position:relative; width:100px; height:50px; overflow:hidden; margin:0 auto; } .box .wrap { overflow:hidden; position:absolute; margin:0 auto; left:0; right:0; transform-origin:50% bottom; -webkit-transform-origin:50% bottom; } .box .wrap div { border-radius:50%; box-sizing:border-box; margin:0 auto; } .box .wrap:first-child div { width:100px; height:100px; border:5px solid red; animation:loading 1.5s infinite ease-in; } .box .wrap:nth-child(2) div { width:80px; height:80px; border:5px solid yellow; animation:loading 1.5s 100ms infinite ease-in; } .box .wrap:nth-child(3) div { width:60px; height:60px; border:5px solid green; animation:loading 1.5s 200ms infinite ease-in; } .box .wrap:nth-child(4) div { width:40px; height:40px; border:5px solid blue; animation:loading 1.5s 200ms infinite ease-in; } .box .wrap:nth-child(5) div { width:20px; height:20px; border:5px solid brown; animation:loading 1.5s 200ms infinite ease-in; } .box .wrap:nth-child(1) { width:100px; height:50px; top:0; animation:loading 1.5s infinite ease-in; } .box .wrap:nth-child(2) { top:10px; width:80px; height:40px; /* overflow:hidden; */ animation:loading 1.5s 100ms infinite ease-in; } .box .wrap:nth-child(3) { top:20px; width:60px; height:30px; /* overflow:hidden; */ animation:loading 1.5s 200ms infinite ease-in; } .box .wrap:nth-child(4) { top:30px; width:40px; height:20px; /* overflow:hidden; */ animation:loading 1.5s 300ms infinite ease-in; } .box .wrap:nth-child(5) { top:40px; width:20px; height:10px; /* overflow:hidden; */ animation:loading 1.5s 400ms infinite ease-in; } @keyframes loading { 0% { transform:rotate(0); } 100% { transform:rotate(360deg); } }
最终 GIF 效果展示:
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码云笔记 » CSS 实现彩虹条加载动画特效
码云笔记 » CSS 实现彩虹条加载动画特效