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css实现的loading动画
第一种：
<!DOCTYPE html>
<html>
<head>
<title>loading</title>
<style type="text/css">
.loadingTip {
position: fixed;
top:50%;
left: 50%;
-webkit-transform:translate3d(-50%,-50%,0);
z-index: 10001;
}
.loadingTip div {
background-color: #000;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
position: absolute;
}
@-webkit-keyframes loading {
50% {
opacity: 0.3;
-webkit-transform: scale(0.4);
transform: scale(0.4);
}
100% {
opacity: 1;
-webkit-transform: scale(1);
transform: scale(1);
}
}
.loadingTip > div:nth-child(1) {
top: 25px;
left: 0;
-webkit-animation: loading 1s 0s infinite linear;
animation: loading 1s 0s infinite linear;
}
.loadingTip > div:nth-child(2) {
top: 17.04545px;
left: 17.04545px;
-webkit-animation: loading 1s 0.12s infinite linear;
animation: loading 1s 0.12s infinite linear;
}
.loadingTip > div:nth-child(3) {
top: 0;
left: 25px;
-webkit-animation: loading 1s 0.24s infinite linear;
animation: loading 1s 0.24s infinite linear;
}
.loadingTip > div:nth-child(4) {
top: -17.04545px;
left: 17.04545px;
-webkit-animation: loading 1s 0.36s infinite linear;
animation: loading 1s 0.36s infinite linear;
}
.loadingTip > div:nth-child(5) {
top: -25px;
left: 0;
-webkit-animation: loading 1s 0.48s infinite linear;
animation: loading 1s 0.48s infinite linear;
}
.loadingTip > div:nth-child(6) {
top: -17.04545px;
left: -17.04545px;
-webkit-animation: loading 1s 0.6s infinite linear;
animation: loading 1s 0.6s infinite linear;
}
.loadingTip > div:nth-child(7) {
top: 0;
left: -25px;
-webkit-animation: loading 1s 0.72s infinite linear;
animation: loading 1s 0.72s infinite linear;
}
.loadingTip > div:nth-child(8) {
top: 17.04545px;
left: -17.04545px;
-webkit-animation: loading 1s 0.84s infinite linear;
animation: loading 1s 0.84s infinite linear;
}
</style>
</head>
<body>
<div class="loadingTip">
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
</div>
</body>
</html>
第二种：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>loading</title>
<style type="text/css">
.loading {
position: fixed;
top:50%;
left: 50%;
-webkit-transform:translate3d(-50%,-50%,0);
z-index: 10001;
}
.loading > div {
background-color: #0091ff;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
display: inline-block;
}
.loading > div:nth-child(1) {
-webkit-animation: scale 0.75s 0.12s infinite cubic-bezier(.2, .68, .18, 1.08);
animation: scale 0.75s 0.12s infinite cubic-bezier(.2, .68, .18, 1.08);
}
.loading > div:nth-child(2) {
-webkit-animation: scale 0.75s 0.24s infinite cubic-bezier(.2, .68, .18, 1.08);
animation: scale 0.75s 0.24s infinite cubic-bezier(.2, .68, .18, 1.08);
}
.loading > div:nth-child(3) {
-webkit-animation: scale 0.75s 0.36s infinite cubic-bezier(.2, .68, .18, 1.08);
animation: scale 0.75s 0.36s infinite cubic-bezier(.2, .68, .18, 1.08);
}
@-webkit-keyframes scale {
0% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 1;
}
45% {
-webkit-transform: scale(0.1);
transform: scale(0.1);
opacity: 0.7;
}
80% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 1;
}
}
</style>
</head>
<body>
<div class="loading">
<div></div>
<div></div>
<div></div>
</div>
</body>
</html>
css实现的loading动画