Last reviewed: July 26, 2026
Design measures
- Semantic headings, landmarks, lists, labels, tables, and form controls.
- A skip link and visible keyboard focus.
- Responsive layouts that reflow on narrow screens.
- Text alternatives for meaningful icons and decorative marks hidden from assistive technology.
- High-contrast text, scalable type, and no reliance on colour alone.
- Tool results announced through live regions where practical.
- Print-friendly pages for checklists and learning notes.
Known limits
External advertisements, consent interfaces, linked documents, and third-party websites are controlled by their providers and may not match this site's accessibility. Browser and assistive-technology combinations can also behave differently.
Adjusting your device
The accessibility and ergonomics guide explains text scaling, pointer size, captions, keyboard controls, screen readers, and workstation adjustments.
Report a barrier
Use the contact page and include the page address, browser or assistive technology if relevant, and the task you could not complete. Do not submit sensitive personal information.