Standards
- User Agent Accessibility Guidelines (UAAG)
- web browsers and media players, including some aspects of assistive technologies
- web content - used by developers, authoring tools, and accessibility evaluation tools
- Perceivable
- Users must be able to perceive the information being presented
- Information and the operation of user interface must be understandable to all users
- Robust
- Users must be able to access the content as technologies advance