简单教程
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代码编辑器：
<!DOCTYPE html> <meta charset="utf-8"> <link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <script src="https://cdn.staticfile.org/jquery/2.2.4/jquery.min.js"></script> <script> $(document).ready(function(){ $(".btn1").click(function(){ $("body").animate({ backgroundPositionX:"+=100px", backgroundPositionY:"+=200px" }); }); $(".btn2").click(function(){ $("body").animate({ backgroundPositionX:"0px", backgroundPositionY:"0px" }); }); }); </script> <body style="background-image:url(/static/icon/jquery_32x32.png);background-repeat:no-repeat;position:fixed;"> <button class="btn1">动画</button> <button class="btn2">重置</button> <footer>简单教程，简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果：