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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Document</title>
- </head>
- <body>
- <div class="header">头部</div>
- <div class="nav">导航</div>
- <!-- html5中新增了语义化标签 标签本身没有样式只是文件名称更加贴切 -->
- <header></header>
- <nav></nav>
- </body>
- </html>
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