<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>css</title>
<style type="text/css">
div{
width:200px;height:300px;margin:0 auto;
background:#00ff00 url(pk.jpg) no-repeat 0 0/2200px 1500px;
}
</style>
</head>
<body>
<div></div>
</body>
</html>
返回值：
参考图：
