β Auto-Scrolling Banner
Bad: No controls or reduced motion support.
Demonstrating compliant and non-compliant behaviors.
This section uses responsive design principles to adapt to various screen sizes and zoom levels.
This demo showcases bad vs good practices around motion, focus, and dynamic content per WCAG 2.1:
Bad: No controls or reduced motion support.
Good: User-triggered animation, with screen reader updates and motion control.
Bad: Moves user focus without consent after load.
Good: Does not override user focus path.
Bad: Content appears without assistive tech announcement.
Good: Screen reader users are notified politely.
Bad: Keyboard users can't reach tooltip.
A modal will appear automatically 5 seconds after page load without warning or user request.
This modal appeared automatically. You had no way to stop it.