Tryit Editor v2.9

Edit This Code:
<!DOCTYPE html>
<html>
<head>
<style>
#div1 {
    position: relative;
    margin: auto;
    height: 150px;
    width: 250px;
    padding: 10px;
    border: 1px solid black;
    /* Chrome, Safari, Opera */
    -webkit-perspective: 200px;
    -webkit-animation: mymove 5s infinite;
    /* Standard syntax */
    animation: mymove 5s infinite;
    perspective: 200px;
}

/* Chrome, Safari, Opera */
@-webkit-keyframes mymove {
    50% {-webkit-perspective: 100px;}
}

/* Standard syntax */
@keyframes mymove {
    50% {perspective: 100px;}
}

#div2 {
    padding: 50px;
    position: absolute;
    border: 1px solid black;
    background-color: red;
    -webkit-transform: rotateX(45deg); /* Chrome, Safari, Opera */
    transform: rotateX(45deg);
}
</style>
</head>
<body>

<p>The perspective property is animatable in CSS.</p>
<p><strong>Note:</strong> CSS Animations do not work in Internet Explorer 9 and earlier versions.</p>

<div id="div1">DIV1
  <div id="div2">Think that you are looking down on a wall. See what happens when you gradually change the perspective!</div>
</div>

</body>
</html>