直接贴代码：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title></title>
<style type="text/css" media="screen">
.box{
100%;
padding: 3%;
box-sizing: border-box;
overflow: hidden;
}
.box .load{
30%;
float: left;
height: 200px;
margin-right: 3%;
border: 1px solid #ccc;
box-sizing: border-box;
display: flex;
align-items: center;
justify-content: center;
}
@-moz-keyframes loading1{ /*动画一*/
0%{
transform:rotate(0deg);
}
50%{
transform:rotate(180deg);
}
100%{
transform:rotate(360deg);
}
}
@-moz-keyframes loading2{ /*动画二*/
0%{
transform:scaleY(1);
}
50%{
transform:scaleY(0.4);
}
100%{
transform:scaleY(1);
}
}
@-moz-keyframes loading3{ /*动画三*/
50%{
transform:scale(0.4);
opacity: 0.3;
}
100%{
transform:scale(1);
opacity: 1;
}
}
.loading_1{
35px;
height: 35px;
position: relative;
}
.loading_1 i{
display: block;
100%;
height: 100%;
border-radius: 50%;
background: linear-gradient(transparent 0%,transparent 70%,#333 70%,#333 100%);
-moz-animation:loading1 0.6s linear 0s infinite;
}
.loding_2{
80px;
height: 80px;
position: relative;
}
.loading_2 i{
display: inline-block;
4px;
height: 30px;
background-color: #333;
margin: 0 4px;
border-radius: 10px;
}
.loading_2 i:nth-child(1){
-moz-animation:loading2 1s ease-in 0.1s infinite;
}
.loading_2 i:nth-child(2){
-moz-animation:loading2 1s ease-in 0.2s infinite;
}
.loading_2 i:nth-child(3){
-moz-animation:loading2 1s ease-in 0.3s infinite;
}
.loading_2 i:nth-child(4){
-moz-animation:loading2 1s ease-in 0.4s infinite;
}
.loading_2 i:nth-child(5){
-moz-animation:loading2 1s ease-in 0.5s infinite;
}
.loading_3{
position: relative;
}
.loading_3 i{
display: block;
15px;
height: 15px;
border-radius: 50%;
background-color: #666;
position: absolute;
}
.loading_3 i:nth-child(1){
top: 25px;
left: 0;
-moz-animation:loading3 1s ease-in 0s infinite;
}
.loading_3 i:nth-child(2){
top: 17px;
left: -17px;
-moz-animation:loading3 1s ease-in 0.1s infinite;
}
.loading_3 i:nth-child(3){
top: 0px;
left: -25px;
-moz-animation:loading3 1s ease-in 0.2s infinite;
}
.loading_3 i:nth-child(4){
top: -17px;
left: -17px;
-moz-animation:loading3 1s ease-in 0.3s infinite;
}
.loading_3 i:nth-child(5){
top: -25px;
left: 0px;
-moz-animation:loading3 1s ease-in 0.4s infinite;
}
.loading_3 i:nth-child(6){
top: -17px;
left: 17px;
-moz-animation:loading3 1s ease-in 0.5s infinite;
}
.loading_3 i:nth-child(7){
top: 0px;
left: 25px;
-moz-animation:loading3 1s ease-in 0.6s infinite;
}
.loading_3 i:nth-child(8){
top: 17px;
left: 17px;
-moz-animation:loading3 1s ease-in 0.7s infinite;
}
</style>
</head>
<body>
<div class="box">
<div class="load">
<div class="loading_1">
<i></i>
</div>
</div>
<div class="load">
<div class="loading_2">
<i></i>
<i></i>
<i></i>
<i></i>
<i></i>
</div>
</div>
<div class="load">
<div class="loading_3">
<i></i>
<i></i>
<i></i>
<i></i>
<i></i>
<i></i>
<i></i>
<i></i>
</div>
</div>
</div>
</body>
</html>
效果如图：
