Unit 884: Introduction to HTML and Web Page Structure

1. Introduction to HTML

• Definition and role of HTML in web development
• How HTML structures content on the web
• Overview of web page creation process

2. HTML Document Structure

• Doctype declaration: purpose and syntax
• The <html> element: root of the document
• The <head> element: metadata, title, and linking resources
• The <body> element: main content container
• How these components work together to form a webpage

3. HTML Elements and Tags

• Understanding elements, tags, and attributes
• Common structural elements:
  • Headings (<h1> to <h6>)
  • Paragraphs (<p>)
  • Divisions and spans (<div>, <span>)
• Content elements:
  • Lists: ordered (<ol>), unordered (<ul>), and list items (<li>)
  • Links (<a>)
  • Images (<img>)
  • Multimedia placeholders

4. Formatting Text with HTML

• Text formatting tags:
  • Bold (<b>) and strong emphasis (<strong>)
  • Italic (<i>) and emphasis (<em>)
  • Underline (<u>)
• Using headings to structure text content
• Line breaks and horizontal rules (<br>, <hr>)
• Nesting and combining formatting tags

5. Working with Links and Images

• Creating hyperlinks with <a> tag
  • Absolute vs relative URLs
  • Opening links in new tabs
  • Anchor links
• Inserting images with <img> tag
  • Essential attributes: src, alt, width, height
  • Accessibility considerations (alt text)
  • Image optimization best practices

6. Creating Lists and Tables

• Lists:
  • Ordered lists (<ol>)
  • Unordered lists (<ul>)
  • Nested lists
• Tables:
  • Table structure: <table>, <tr>, <th>, <td>
  • Adding captions and summaries
  • Styling tables for readability

7. Forms and Input Elements

• Form element <form> and its attributes
• Input types:
  • Text fields (<input type="text">)
  • Password fields
  • Checkboxes and radio buttons
  • Dropdown menus (<select> and <option>)
  • Buttons (<button>, <input type="submit">)
• Labeling form controls for accessibility
• Basic form validation attributes

8. Semantic HTML

• Importance of semantic tags for accessibility and SEO
• Common semantic elements:
  • <header>, <nav>, <main>, <article>, <section>, <aside>, <footer>
• Structuring content meaningfully
• Impact on screen readers and search engines

9. HTML5 Features and Best Practices

• New HTML5 elements and attributes overview
• Multimedia embedding (<audio>, <video>)
• New form input types and attributes
• APIs introduction (Canvas, Geolocation) - brief overview
• Best practices:
  • Writing clean, readable, and maintainable code
  • Using semantic markup
  • Accessibility considerations
  • Cross-browser compatibility
  • Validating HTML code