Your website is complying to ‘Valid XHTML’ and ‘Valid CSS’ rules…ok is that what you need to be a standards compliant website ?
The checklist from MaxDesign asks for
- Quality of Code
- Degree of Seperation between content and presentation
- Accessiblity for users
- Accessibility for devices and a lot more
Check out the complete list at http://www.maxdesign.com.au/presentation/checklist.cfm