简单教程
提交运行
代码编辑器:
<!DOCTYPE html> <meta charset="utf-8"><link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <style> body { background-image: url('/static/i/css/smiley.gif'); background-repeat: no-repeat; background-attachment:fixed; background-position: 50px 100px; } </style> <p><b>注意:</b>该属性工作在 Firefox 和 Opera, background-attachment 属性会被设置为 "fixed"。</p> <footer>简单教程,简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果: