Forward compatibility

Future standards will build on current standards; therefore, content that is strictly compliant today will enjoy longevity into a day when deprecated elements and attributes are no longer supported. Everyone will need to part with their table-based layouts eventually. Why not start building sites the right way immediately?

Get Web Design in a Nutshell, 3rd Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.