CSS Basic User Interface Module Level 3 (CSS3 UI) publication history Date Status 21 June 2018 Recommendation 14 December 2017 Proposed Recommendation 2 March 2017 Candidate Recommendation Snapshot 7 July 2015 Candidate Recommendation Snapshot 19 May 2015 Working Draft 9 April 2015 Working Draft 10 March 2015 Working Draft 24 February 2015 Working Draft 17 January 2012 Last Call Working Draft 11 May 2004 Candidate Recommendation Snapshot 3 July 2003 Last Call Working Draft 2 August 2002 Working Draft Related Superseded Specifications User Interface for CSS3