Advanced HTML topics include:
Semantic HTML
1. *Header*: `<header>` defines the header section.
2. *Footer*: `<footer>` defines the footer section.
3. *Nav*: `<nav>` defines navigation links.
4. *Section*: `<section>` defines a self-contained section.
5. *Article*: `<article>` defines an independent piece of content.
Microformats
1. *hCard*: `<div class="vcard">` for contact information.
2. *hCalendar*: `<div class="vevent">` for events.
Accessibility
1. *ARIA attributes*: Enhance accessibility for dynamic content.
2. *Alt text*: Provide alternative text for images.
Multimedia
1. *Video*: `<video>` element for embedding videos.
2. *Audio*: `<audio>` element for embedding audio.
Advanced Forms
1. *Input types*: HTML5 input types (e.g., date, time, email).
2. *Form validation*: Use HTML5 validation attributes.
Canvas and SVG
1. *Canvas*: `<canvas>` element for dynamic graphics.
2. *SVG*: `<svg>` element for scalable vector graphics.
Web Components
1. *Custom elements*: Create custom HTML elements.
2. *Shadow DOM*: Encapsulate HTML structure and styling.
Best Practices
1. *Validate HTML*: Ensure HTML code is valid and follows standards.
2. *Use semantic HTML*: Choose elements that describe content meaning.
3. *Optimize for accessibility*: Consider users with disabilities.
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