Untitled

<!DOCTYPE html>
<html>
<head>
<style>
div {
    width: 100px;
    height: 100px;
    background: red;
    position: relative;
    -webkit-animation: mymove 3s infinite; /* Safari 4.0 - 8.0 */
    animation: mymove 3s infinite;
}

/* Safari 4.0 - 8.0 */
@-webkit-keyframes mymove {
    0%   {top: 0px;}
    60%  {top: 10px;}
    100% {top: 0px;}
}

/* Standard syntax */
@keyframes mymove {
    0%   {top: 0px;}
    60%  {top: 10px;}
    100% {top: 0px;}
}
</style>
</head>
<body>

<p><strong>Note:</strong> The @keyframes rule is not supported in Internet Explorer 9 and earlier versions.</p>

<div></div>

</body>
</html>