源代码:
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Wfuyu教程(wfuyu.com)</title> <style> h1 {font-size:250%;} h2 {font-size:200%;} p {font-size:100%;} </style> </head> <body> <h1>这是标题 1</h1> <h2>这是标题 2</h2> <p>这是段落。</p> </body> </html>
运行结果：