xxxxxxxxxx<html><head><meta charset="utf-8"> <title>W3Cschool教程(w3cschool.cn)</title> <style> body { background-color:#b0c4de; }</style></head><body> <h1>我的 CSS web 页!</h1> <p>你好编程狮！这是来自W3Cschool教程的实例。</p></body></html>