/* The animation code */
@keyframes example {
0% {background-color:red; left:0px; top:0px;}
50% {background-color:blue; left:200px; top:200px;}
100% {background-color:red; left:0px; top:0px;}
}
/* The element to apply the animation to */
.asdf {
width: 100px;
height: 100px;
background-color: red;
animation-name: example;
animation-duration: 4s;
animation-iteration-count: infinite;
}