Style sheets describe how the documents are displayed, pronounced, or printed.
CSS is a mechanism for adding style to the Web pages.
CSS Tutorial
To learn more about the CSS, read our CSS tutorial.
CSS Versions
CSS1
CSS1 was released as the W3C Recommendation 17. December 1996. The Recommendation was revised 11. January 1999.
CSS2
CSS2 was released as the W3C Recommendation 11. January 1999. CSS2 has added support
for media (printers and aural devices), downloadable fonts, element positioning and tables
CSS3
CSS3 is about breaking the CSS into smaller modules