CSS Cascading and Inheritance Level 4 publication history Date Status 13 January 2022 Candidate Recommendation Snapshot 3 December 2021 Working Draft 15 October 2021 Working Draft 19 March 2021 Working Draft 18 August 2020 Working Draft 28 August 2018 Candidate Recommendation Snapshot 14 January 2016 Candidate Recommendation Snapshot 8 September 2015 Working Draft 21 April 2015 First Public Working Draft