HTML id Attribute

The id attribute is used to give an unique identifier to an HTML element.
Unlike class, an id must be unique within a page. It is often used for:

• Styling a specific element with CSS

• Accessing an element in JavaScript

• Creating anchor links within the page

Syntax

Example Code

Output Preview

• First paragraph → Blue, bold, larger font

• Second paragraph → Normal styling

Key Points

• Each id must be unique on the page.

• Can be used to link to a section:

• Can be accessed in JavaScript:

The id attribute is essential for targeted styling, linking, and scripting in HTML.