Expand/Collapse Widget Demo

Example 1: Basic Information

This is the first example of an expand/collapse widget. Click the header above to toggle this content. The widget uses CSS transitions for smooth animations and JavaScript to handle the toggle functionality.

Item 1: This content is hidden by default
Item 2: The details class controls the visibility
Item 3: Smooth height transitions provide better UX

Example 2: Product Features

Key Features:

Discover the amazing features of our product:

Responsive design works on all devices
Fast loading times for better performance
Easy to customize with CSS
Accessible keyboard navigation support
Multiple instances can work independently

This widget is perfect for FAQs, product descriptions, or any content that needs to be selectively shown.

Example 3: Technical Specifications

Specification	Details
HTML Structure	Div containers with example and details classes
CSS Animation	Max-height transition for smooth expand/collapse
JavaScript	Toggle function with class manipulation
Browser Support	Modern browsers with CSS transitions

The technical implementation uses a combination of semantic HTML, clean CSS, and minimal JavaScript.