3个圈圈加载的动画
CSS结构
#app-loading {
position: relative;
top: 45vh;
margin: 0 auto;
color: #409eff;
font-size: 12px;
}
#app-loading,
#app-loading::before,
#app-loading::after {
width: 2em;
height: 2em;
border-radius: 50%;
animation: 2s ease-in-out infinite app-loading-animation;
}
#app-loading::before,
#app-loading::after {
content: '';
position: absolute;
}
#app-loading::before {
left: -4em;
animation-delay: -0.2s;
}
#app-loading::after {
left: 4em;
animation-delay: 0.2s;
}
@keyframes app-loading-animation {
0%,
80%,
100% {
box-shadow: 0 2em 0 -2em;
}
40% {
box-shadow: 0 2em 0 0;
}
}html结构
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<link rel="icon" href="/favicon.ico" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" href="/public/app-loading.css" />
<title>Vite App</title>
</head>
<body>
<div id="app">
<div id="app-loading">
<script>
debugger
</script>
</div>
</div>
<script type="module" src="/src/main.ts"></script>
</body>
</html>box-shadow
用控制内阴影的方法使得圆形消失出现
