W3School TIY Editor
W3School 在线教程
改变方向
暗黑模式
运行代码
<html> <head> <style type="text/css"> body { background-color="#FFCC80"; background-image:url(/i/eg_bg_desert.jpg); } p { color:white; } </style> <script type="text/javascript"> function changeAttachment() { document.body.style.backgroundAttachment="fixed"; } </script> </head> <body> <input type="button" onclick="changeAttachment()" value="Set background-image to be fixed" /> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> <p>This is a paragraph</p> </body> </html>