Useful Resources
- W3C Validator
W3C's easy-to-use HTML validation service, based on an SGML parser.
- CSS Zen Garden
A demonstration of what can be accomplished visually through CSS-based design.
- WCAG
Web Content Accessibility Guidelines
- CSS Play
Cutting edge Cascading Style Sheets. Experiments in CSS
- Stop Design
Stopdesign specializes in a simple, beautiful aesthetic, balance of form and function, and highly flexible design.
- ALA
Tutorials for standard compliant web development
- Learn PHP
Reference and tutorials from authentic PHP architects are available here