ReBoxing my question

Thank you for the informed reply.

You said:

>Most likely, XHTML Basic will be here even in 5 years.
>Apply core modules of CSS3 (already implemented in CSS2 and somewhat defined 
>in CSS3) - say, BoxModel (without Positioning, Tables) on XHTML Basic - and
>would say, you are on a "safe side"  [:-)] 
>
Would you please point me to both specifications and instructional sites?

Bekah