<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>立體旋轉小球</title>
<link rel="stylesheet" href="css/5-28.css">
</head>
<body>
<div id="box">
<div class='wrap' id='wrap1'>
<div class='ball' id='ball1'></div>
</div>
<div class='wrap' id='wrap2'>
<div class='ball' id='ball2'></div>
</div>
</div>
</body>
</html>
css部分：
* {
margin: 0;
padding: 0;
}
body {
background-color: #262626;
}
#box {
width: 150px;
height: 50px;
position: absolute;
top: 0;
right: 0;
left: 0;
bottom: 0;
margin: auto;
opacity: 0;
animation: fadeIn 1s 1;
animation-fill-mode: forwards;
}
.wrap {
animation: translate 1000ms infinite ease-in-out alternate, zindex 2000ms infinite ease-in-out;
position: absolute;
}
.ball {
width: 50px;
height: 50px;
box-shadow: 0 -6.25px 0 rgba(0, 0, 0, 0.15) inset;
background-color: purple;
border-radius: 50%;
animation: scale 1000ms infinite ease-in-out alternate;
animation-delay: -500ms;
transform: scale(0.5);
border: 2px solid black;
}
.ball:after {
content: '';
width: 50px;
height: 13px;
background: #eee;
position: absolute;
top: 70px;
border-radius: 50%;
}
#wrap2 {
animation-delay: -1000ms;
}
#ball2 {
background-color: #fff000;
animation-delay: -1500ms;
}
@keyframes translate {
100% {
transform: translateX(100px);
}
}
@keyframes scale {
100% {
transform: scale(1);
}
}
@keyframes zindex {
25% {
z-index: 1;
}
75% {
z-index: -1;
}
}
@keyframes fadeIn {
100% {
opacity: 1;
}
}