# HTML Fundamentals

HTML (Hypertext Markup Language) is the standard markup language for documents designed to be displayed in a web browser.

## Basic Structure
```html
<!DOCTYPE html>
<html>
<head>
    <title>Page Title</title>
</head>
<body>
    <h1>This is a Heading</h1>
    <p>This is a paragraph.</p>
</body>
</html>
```

## Common Elements
- `<div>` - A division or section
- `<span>` - An inline container
- `<img>` - An image
- `<a>` - A hyperlink
- `<ul>`, `<ol>`, `<li>` - Lists

## Semantic Elements
- `<header>` - Document header
- `<footer>` - Document footer
- `<article>` - Independent content
- `<section>` - Thematic grouping of content
- `<nav>` - Navigation links