源代码:
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Wfuyu在线教程(wfuyu.com)</title> <style> div { width: 100%; height: 400px; background-image: url('/statics/images/course/img_flowers.jpg'); background-size: 100% 100%; border: 1px solid red; } </style> </head> <body> <p>调整浏览器大小查看效果。</p> <div></div> </body> </html>
运行结果：