<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>页面结构分析</title> </head> <body> <heard> <h2>网页头部</h2> </heard> <section> <h2>网页主体</h2> </section> <foot> <h2>网页脚部</h2> </foot> </body> </html>
结果展示