W3C CSS Event
Stylesheets can describe how a document is displayed, pronounced, or printed. CSS is a mechanism for adding styles to web pages.
XML Tutorial
For more information about CSS, please read our CSS Tutorial.
CSS Versions
CSS1
As a W3C Recommendation, CSS1 was released on December 17, 1996. This recommendation was revised on January 11, 1999.
CSS2
As a W3C Recommendation, CSS2 was released on January 11, 1999. CSS2 adds support for media (printers and audio devices) and downloadable fonts.
CSS3
The CSS3 plan divides CSS into smaller modules.
W3C CSS Specification and Timeline
| Specification | Draft/Proposal | Recommendation |
|---|---|---|
| CSS 1 | December 17, 1996 | |
| CSS 1 (Revised) | January 11, 1999 | |
| CSS 2 | May 12, 1998 | |
| CSS 2.1 | July 19, 2007 | |
| CSS 2 Mobile | October 19, 2007 | |
| CSS 2 TV | May 14, 2003 | |
| CSS 2 Print | October 13, 2006 | |
| CSS 3 | May 23, 2001 | |
| CSS 3 Namespace | August 28, 2006 | |
| CSS 3 User Interface | May 11, 2004 | |
| CSS 3 Selectors | December 15, 2005 | |
| CSS 3 Fonts | August 2, 2002 | |
| CSS 3 Web Fonts | August 2, 2002 | |
| CSS 3 Colors | May 14, 2003 | |
| CSS 3 TV | May 14, 2003 | |
| CSS 3 Backgrounds and borders | February 16, 2005 | |
| CSS 3 Text | March 6, 2007 | |
| CSS 3 Lists | November 7, 2002 | |
| CSS 3 Line | May 15, 2002 | |
| CSS 3 Box model | August 9, 2007 | |
| CSS 3 Multi column | June 6, 2007 | |
| CSS 3 Ruby | May 14, 2003 | |
| CSS 3 Border | March 16, 2005 | |
| CSS 3 Speech | December 16, 2004 | |
| CSS 3 Paged Media (PM) | October 10, 2006 | |
| CSS 3 Generated PM | May 4, 2007 | |
| CSS 3 Print | October 13, 2006 | |
| CSS 3 Values | September 19, 2006 | |
| CSS 3 Cascade | December 15, 2005 | |
| CSS 3 Template Layout | April 2, 2009 | |
| CSS 3 Media Queries | September 15, 2009 |
