For the current relationship of this specification to others, see this specification group: CSS.
| 2011-06-07 | Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification Recommendation |
| 2011-04-12 | Proposed Recommendation |
| 2010-12-07 | Last Call Working Draft |
| 2009-09-08 | Candidate Recommendation |
| 2009-04-23 | Candidate Recommendation |
| 2008-04-11 | Cascading Style Sheets, level 2 (CSS2) Specification Recommendation |
| 2007-07-19 | Candidate Recommendation |
| 2006-11-06 | Last Call Working Draft |
| 2006-04-11 | Working Draft |
| 2005-06-13 | Last Call Working Draft |
| 2004-02-25 | Candidate Recommendation |
| 2003-09-15 | Last Call Working Draft |
| 2003-01-28 | Working Draft |
| 2002-08-02 | Last Call Working Draft |
| 1998-05-12 | Cascading Style Sheets, level 2 (CSS2) Specification Recommendation |
| 1998-03-24 | Proposed Recommendation |
| 1998-01-28 | Working Draft |
| 1997-11-04 | First Public Draft |
| 2008-04-11 | Cascading Style Sheets (CSS1) Level 1 Specification Recommendation |
| 1999-01-11 | Cascading Style Sheets (CSS1) Level 1 Specification Recommendation |
| 1996-12-17 | Cascading Style Sheets, level 1 Cascading Style Sheets, level 1 Recommendation Recommendation |
| 1996-11-12 | Proposed Recommendation |
| 1996-09-11 | Working Draft |
| 1996-07-26 | Working Draft |
| 1996-05-05 | Working Draft |
| 1996-04-18 | Working Draft |
| 1996-02-20 | Working Draft |
| 1995-12-22 | Working Draft |
| 1995-12-09 | Working Draft |
| 1995-11-23 | Working Draft |
| 1995-11-17 | First Public Draft |