Validador

Para validar todo el HTML de todos los desafíos utilicé el validador de la W3C (Markup Validation Service).

• Día 1: Document checking completed. No errors or warnings to show.
• Día 2: The element a must not appear as a descendant of the button element.
  <button><a href="https://discord.gg/3m9KdYAf3p">Discord</a></button>
• Día 3: Document checking completed. No errors or warnings to show.
• Día 4: Document checking completed. No errors or warnings to show.
• Día 5: Document checking completed. No errors or warnings to show.
• Día 6: Attribute 'name' not allowed on element 'details' at this point. Lines: 9, 14, 19, 24.
  <details open name="dia-6">
• Día 7: Document checking completed. No errors or warnings to show.
• Día 8: Document checking completed. No errors or warnings to show.
• Día 9: Document checking completed. No errors or warnings to show.
• Día 10: The 'frameborder' attribute on the 'iframe' element is obsolete. Use CSS instead.
  <iframe id="video" width="560" height="315" src="https://www.youtube.com/embed/ntBVs2n8IC0" frameborder="0" allowfullscreen>
• Día 11: Document checking completed. No errors or warnings to show.
• Día 12: Document checking completed. No errors or warnings to show.
• Día 13: Document checking completed. No errors or warnings to show.
• Día 14: Document checking completed. No errors or warnings to show.
• Día 15: Document checking completed. No errors or warnings to show.
• Día 16: Document checking completed. No errors or warnings to show.
• Día 17: Document checking completed. No errors or warnings to show.
• Día 18: Document checking completed. No errors or warnings to show.
• Día 19: Document checking completed. No errors or warnings to show.
• Día 20: The value of the for attribute of the label element must be the ID of a non-hidden form control.
  <label for="usuario"> <label for="comentario">
• Día 21: Document checking completed. No errors or warnings to show.
• Día 22: Document checking completed. No errors or warnings to show.
• Día 23: Document checking completed. No errors or warnings to show.
• Día 24: Document checking completed. No errors or warnings to show.
• Día 25: Document checking completed. No errors or warnings to show.
• Día 26: Document checking completed. No errors or warnings to show.
• Día 27: Document checking completed. No errors or warnings to show.
• Día 28: Document checking completed. No errors or warnings to show.
• Día 29: Document checking completed. No errors or warnings to show.
• Día 30: Document checking completed. No errors or warnings to show.