<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style>
body
{
font-size:24px;
color:#60F;}
div
{
200px;
height:115px;
background-color:yellow;
border:1px solid black;
transition:0.7s;
}
#aa:hover
{
transform:rotate(180deg);}
#bb:hover
{
transform:rotateY(180deg);}
</style>
</head>
<body>
<div id="aa">这是2D转动</div>
<div id="bb">这是3D翻转</div>
</body>
</html>
