<!DOCTYPE html>
<html>
<head>
<style>
#div1 {
position: relative;
height: 150px;
width: 150px;
margin: 50px;
padding: 10px;
border: 1px solid black;
-webkit-perspective: 150px; /* Chrome, Safari, Opera */
perspective: 150px;
}
#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><strong>Note:</strong> The perspective property is not supported in IE9 and earlier versions.</p>
<div id="div1">
<div id="div2">HELLO</div>
</div>
</body>
</html>