Expand/Collapse Widget Examples

About This Widget

This is a simple expand/collapse widget that allows you to show and hide content dynamically. Click the button above to toggle the visibility of this content.

The widget uses smooth CSS transitions to create a pleasant user experience.

Key Features

  • Smooth expand/collapse animations
  • Easy to implement and customize
  • Responsive design
  • Accessible button controls
  • CSS-based transitions

Implementation Notes

This widget is implemented using vanilla JavaScript and CSS. The expand/collapse functionality is triggered by clicking the button, which toggles CSS classes.

Technologies used:

  • HTML5
  • CSS3 (Transitions & Flexbox)
  • JavaScript (ES6)

Additional Information

You can add as much content as you need inside the collapsible section. The widget will automatically adjust to accommodate the content.

The animation smoothly transitions the height and opacity, creating a polished effect that enhances the user interface.

Try expanding multiple widgets at once to see how they work together!