<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>纯CSS3弹性圆形波纹动画特效</title>
<style>
body {
background: #1C1C1C;
overflow: hidden;
}
.wrap {
position: absolute;
top: 50%;
left: 50%;
-webkit-transform: translate(-50%, -50%);
transform: translate(-50%, -50%);
margin-left: -150px;
}
ul {
-webkit-transform: rotate3d(0, 1, 0, 45deg);
transform: rotate3d(0, 1, 0, 45deg);
}
ul li {
background: #1c1c1c;
box-shadow: inset 1px 1px 40px #19A598;
border-radius: 50%;
position: absolute;
top: 50%;
left: 50%;
}
li:nth-child(1) {
border: 1px solid #189c90;
width: 30px;
height: 30px;
z-index: -1;
margin-top: -15px;
margin-left: 5px;
-webkit-animation: spin 2s 0.2s infinite;
animation: spin 2s 0.2s infinite;
}
li:nth-child(2) {
border: 1px solid #169388;
width: 60px;
height: 60px;
z-index: -2;
margin-top: -30px;
margin-left: 10px;
-webkit-animation: spin 2s 0.4s infinite;
animation: spin 2s 0.4s infinite;
}
li:nth-child(3) {
border: 1px solid #158a80;
width: 90px;
height: 90px;
z-index: -3;
margin-top: -45px;
margin-left: 15px;
-webkit-animation: spin 2s 0.6s infinite;
animation: spin 2s 0.6s infinite;
}
li:nth-child(4) {
border: 1px solid #148277;
width: 120px;
height: 120px;
z-index: -4;
margin-top: -60px;
margin-left: 20px;
-webkit-animation: spin 2s 0.8s infinite;
animation: spin 2s 0.8s infinite;
}
li:nth-child(5) {
border: 1px solid #12796f;
width: 150px;
height: 150px;
z-index: -5;
margin-top: -75px;
margin-left: 25px;
-webkit-animation: spin 2s 1s infinite;
animation: spin 2s 1s infinite;
}
li:nth-child(6) {
border: 1px solid #117067;
width: 180px;
height: 180px;
z-index: -6;
margin-top: -90px;
margin-left: 30px;
-webkit-animation: spin 2s 1.2s infinite;
animation: spin 2s 1.2s infinite;
}
li:nth-child(7) {
border: 1px solid #10675f;
width: 210px;
height: 210px;
z-index: -7;
margin-top: -105px;
margin-left: 35px;
-webkit-animation: spin 2s 1.4s infinite;
animation: spin 2s 1.4s infinite;
}
li:nth-child(8) {
border: 1px solid #0e5e57;
width: 240px;
height: 240px;
z-index: -8;
margin-top: -120px;
margin-left: 40px;
-webkit-animation: spin 2s 1.6s infinite;
animation: spin 2s 1.6s infinite;
}
li:nth-child(9) {
border: 1px solid #0d554f;
width: 270px;
height: 270px;
z-index: -9;
margin-top: -135px;
margin-left: 45px;
-webkit-animation: spin 2s 1.8s infinite;
animation: spin 2s 1.8s infinite;
}
li:nth-child(10) {
border: 1px solid #0c4c46;
width: 300px;
height: 300px;
z-index: -10;
margin-top: -150px;
margin-left: 50px;
-webkit-animation: spin 2s 2s infinite;
animation: spin 2s 2s infinite;
}
li:nth-child(11) {
border: 1px solid #0a443e;
width: 330px;
height: 330px;
z-index: -11;
margin-top: -165px;
margin-left: 55px;
-webkit-animation: spin 2s 2.2s infinite;
animation: spin 2s 2.2s infinite;
}
@-webkit-keyframes spin {
0% {
-webkit-transform: rotate(0deg) scale(1);
transform: rotate(0deg) scale(1);
}
50% {
-webkit-transform: rotate(360deg) scale(2);
transform: rotate(360deg) scale(2);
}
100% {
-webkit-transform: rotate(0deg) scale(1);
transform: rotate(0deg) scale(1);
}
}
@keyframes spin {
0% {
-webkit-transform: rotate(0deg) scale(1);
transform: rotate(0deg) scale(1);
}
50% {
-webkit-transform: rotate(360deg) scale(2);
transform: rotate(360deg) scale(2);
}
100% {
-webkit-transform: rotate(0deg) scale(1);
transform: rotate(0deg) scale(1);
}
}
ul li {
list-style: none;
}
</style>
</head>
<body>
<div class="wrap">
<ul>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
</ul>
</div>
<div style="text-align:center;margin:30px 0; font:normal 14px/24px 'MicroSoft YaHei';color:#ffffff">
<p>适用浏览器：360、FireFox、Chrome、Safari、Opera、傲游、搜狗、世界之窗. 不支持IE8及以下浏览器。</p>
</div>
</body>
</html>
