<link href="//cdnjs.cloudflare.com/ajax/libs/pure/0.6.2/pure-min.css" rel="stylesheet" id="bootstrap-css">
<script src=""></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<!DOCTYPE html>
<html >
<head>
<meta charset="UTF-8">
<title>Loader</title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/5.0.0/normalize.min.css">
<link rel="stylesheet" href="css/style.css">
</head>
<body>
<div class="container">
<div class="item item-1"></div>
<div class="item item-2"></div>
<div class="item item-3"></div>
<div class="item item-4"></div>
</div>
</body>
</html>
.container {
position: absolute;
width: 40px;
height: 40px;
top: 0;
bottom: 0;
left: 0;
right: 0;
margin: auto;
}
.item {
width: 20px;
height: 20px;
position: absolute;
}
.item-1 {
background-color: #FA5667;
top: 0;
left: 0;
z-index: 1;
animation: item-1_move 1.8s cubic-bezier(.6,.01,.4,1) infinite;
}
.item-2 {
background-color: #7A45E5;
top: 0;
right: 0;
animation: item-2_move 1.8s cubic-bezier(.6,.01,.4,1) infinite;
}
.item-3 {
background-color: #1B91F7;
bottom: 0;
right: 0;
z-index: 1;
animation: item-3_move 1.8s cubic-bezier(.6,.01,.4,1) infinite;
}
.item-4 {
background-color: #FAC24C;
bottom: 0;
left: 0;
animation: item-4_move 1.8s cubic-bezier(.6,.01,.4,1) infinite;
}
@keyframes item-1_move {
0%, 100% {transform: translate(0, 0)}
25% {transform: translate(0, 20px)}
20% {transform: translate(20px, 20px)}
75% {transform: translate(20px, 0)}
}
@keyframes item-2_move {
0%, 100% {transform: translate(0, 0)}
25% {transform: translate(-20px, 0)}
20% {transform: translate(-20px, 20px)}
75% {transform: translate(0, 20px)}
}
@keyframes item-3_move {
0%, 100% {transform: translate(0, 0)}
25% {transform: translate(0, -20px)}
20% {transform: translate(-20px, -20px)}
75% {transform: translate(-20px, 0)}
}
@keyframes item-4_move {
0%, 100% {transform: translate(0, 0)}
25% {transform: translate(20px, 0)}
20% {transform: translate(20px, -20px)}
75% {transform: translate(0, -20px)}
}
