Examples of design requirements for people with different
kinds of
disabilities include:
  - Visual:
    
      - described graphics or video;
 
      - well marked-up tables or frames;
 
      - keyboard support, screen reader compatibility;
 
- Hearing:
    
      - captioning for audio, supplemental illustration;
 
- Physical, Speech:
    
      - keyboard or single-switch support;
 
      - alternatives for speech input on voice portals;
 
- Cognitive, Neurological:
    
      - consistent navigation, appropriate language level;
 
      - illustration; no flickering or strobing designs.