HTML+CSS小项目：趣味加载项
来源：我的学习笔记
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>loading-animation</title>
<style type="text/css">
*{
margin: 0;
padding: 0;
box-sizing: border-box;
}
body{
display: flex;
justify-content: center;
align-items: center;
background: #EDF1F4;
min-height: 100vh;
}
.loader{
display: flex;
flex-direction: row;
}
.loader div{
position: relative;
width: 40px;
height: 200px;
margin: 20px;
overflow:hidden ;
border-radius: 50px;
background: linear-gradient(to bottom,rgba(0, 0, 0, 0.05), #EDF1F4);
border: 2px solid #EDF1F4;
box-shadow: 15px 15px 20px rgba(0, 0, 0, 0.1);
-15px -15px 20px #fff,
inset -5px -5px 5px rgba(255, 255, 255, 0.5),
inset 5px 5px 5px rgba(0, 0, 0, 0.05);
}
.loader div::before{
content: "";
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 100;
border-radius: 50px;
box-shadow: 15px 15px 20px rgba(0, 0, 0, 0.1);
-15px -15px 20px #fff,
inset -5px -5px 5px rgba(255, 255, 255, 0.5),
inset 5px 5px 5px rgba(0, 0, 0,0.05);
}
.loader div::before{
content: "";
position: absolute;
top: 0;
left: 0;
width: 36px;
height: 36px;
border-radius: 50%;
box-shadow: inset -5px -5px 5px rgba(0, 0, 0, 0.1),
0 420px 0 400px #2196f3;
animation: animate 2.5s ease-in-out infinite;
animation-delay: calc(var(--x) * -0.3s);
transform: translateY(160px);
}
@keyframes animate{
0%{
transform: translateY(160px);
filter: hue-rotate(0deg);
}
50%{
transform: translateY(0px);
filter: hue-rotate(180deg);
}
100%{
transform: translateY(160px);
filter: hue-rotate(360deg);
}
}
</style>
</head>
<body>
<div class="loader">
<div style="--x:0"></div>
<div style="--x:1"></div>
<div style="--x:2"></div>
<div style="--x:3"></div>
<div style="--x:4"></div>
<div style="--x:5"></div>
</div>
</body>
</html>
