1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="utf-8">
  5. <meta name="viewport"
  6. content="width=device-width, initial-scale=1, user-scalable=yes">
  7.  
  8. <title>Hello World!</title>
  9. </head>
  10. <body>
  11. Hello World!
  12.  
  13. </body>
  14. </html>