CSS Module Timelines

CSS Module Timelines Themes
	1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020
Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification	Cascading Style Sheets, level 2 revision 1 Cascading Style Sheets, level 2 revision 1 Cascading Style Sheets, level 2 revision 1 Cascading Style Sheets, level 2 revision 1 Cascading Style Sheets, level 2 revision 1 Cascading Style Sheets, level 2 revision 1 Cascading Style Sheets, level 2 revision 1 Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification
CSS Syntax Module Level 3	CSS3 module: Syntax CSS Syntax Module Level 3 CSS Syntax Module Level 3 CSS Syntax Module Level 3 CSS Syntax Module Level 3
CSS Style Attributes	Syntax of CSS rules in HTML's "style" attribute Syntax of CSS rules in HTML's "style" attribute Syntax of CSS rules in HTML's "style" attribute CSS Styling Attributes Level 1 CSS Style Attributes CSS Style Attributes CSS Style Attributes
CSS Cascading and Inheritance Level 3	CSS3 module: Cascading and inheritance CSS3 module: Cascading and inheritance CSS3 module: Cascading and inheritance CSS Cascading and Inheritance Level 3 CSS Cascading and Inheritance Level 3 CSS Cascading and Inheritance Level 3 CSS Cascading and Inheritance Level 3 CSS Cascading and Inheritance Level 3
CSS Cascading and Inheritance Level 4	CSS Cascading and Inheritance Level 4 CSS Cascading and Inheritance Level 4 CSS Cascading and Inheritance Level 4 CSS Cascading and Inheritance Level 4
Media Queries	Media Queries Media Queries Media Queries Media Queries Media Queries Media Queries Media Queries Media Queries Media Queries Media Queries Media Queries
Media Queries Level 4	Media Queries Level 4 Media Queries Level 4 Media Queries Level 4 Media Queries Level 4 Media Queries Level 4
Media Queries Level 5	Media Queries Level 5
Selectors Level 3	CSS3 module: W3C selectors CSS3 module: W3C selectors CSS3 module: W3C selectors CSS3 module: W3C selectors Selectors Selectors Selectors Level 3 Selectors Level 3 Selectors Level 3 Selectors Level 3 Selectors Level 3 Selectors Level 3
Selectors Level 4	Selectors Level 4 Selectors Level 4 Selectors Level 4 Selectors Level 4 Selectors Level 4
CSS Conditional Rules Module Level 3	CSS Conditional Rules Module Level 3 CSS Conditional Rules Module Level 3 CSS Conditional Rules Module Level 3 CSS Conditional Rules Module Level 3
CSS Conditional Rules Module Level 4	CSS Conditional Rules Module Level 4
CSS Variables Module Level 1	CSS Variables Module Level 1 CSS Variables Module Level 1 CSS Variables Module Level 1 CSS Variables Module Level 1 CSS Variables Module Level 1
CSS Values and Units Module Level 3	CSS3 module: Values and Units CSS3 Values and Units CSS3 Values and Units CSS Values and Units Module Level 3 CSS Values and Units Module Level 3 CSS Values and Units Module Level 3 CSS Values and Units Module Level 3 CSS Values and Units Module Level 3 CSS Values and Units Module Level 3 CSS Values and Units Module Level 3 CSS Values and Units Module Level 3 CSS Values and Units Module Level 3
CSS Values and Units Module Level 4	CSS Values and Units Module Level 4 CSS Values and Units Module Level 4 CSS Values and Units Module Level 4
CSS Custom Properties for Cascading Variables Module Level 1	CSS Variables Module Level 1 CSS Custom Properties for Cascading Variables Module Level 1 CSS Custom Properties for Cascading Variables Module Level 1 CSS Custom Properties for Cascading Variables Module Level 1 CSS Custom Properties for Cascading Variables Module Level 1
CSS Display Module Level 3	CSS Display Module Level 3 CSS Display Module Level 3 CSS Display Module Level 3 CSS Display Module Level 3 CSS Display Module Level 3 CSS Display Module Level 3 CSS Display Module Level 3 CSS Display Module Level 3 CSS Display Module Level 3
CSS Box Model Module Level 3	CSS3 module: the box model CSS3 module: the box model CSS basic box model CSS Basic Box Model Level 3 CSS Box Model Module Level 3 CSS Box Model Module Level 3
CSS Box Alignment Module Level 3	CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3 CSS Box Alignment Module Level 3
CSS Color Module Level 3	Color Profiles for CSS3 CSS3 module: Color CSS3 module: Color CSS3 module: Color CSS3 module: Color CSS Color Module CSS Color Module Level 3 CSS Color Module Level 3 CSS Color Module Level 3 CSS Color Module Level 3 CSS Color Module Level 3 CSS Color Module Level 3
CSS Color Module Level 4	CSS Color Module Level 4 CSS Color Module Level 4 CSS Color Module Level 4
CSS Color Module Level 5	CSS Color Module Level 5
CSS Backgrounds and Borders Module Level 3	CSS3 module: Backgrounds CSS3 module: Backgrounds CSS3 module: Backgrounds CSS3 module: Border CSS3 Backgrounds and Borders Module CSS Backgrounds and Borders Module Level 3 CSS Backgrounds and Borders Module Level 3 CSS Backgrounds and Borders Module Level 3 CSS Backgrounds and Borders Module Level 3 CSS Backgrounds and Borders Module Level 3 CSS Backgrounds and Borders Module Level 3 CSS Backgrounds and Borders Module Level 3 CSS Backgrounds and Borders Module Level 3 CSS Backgrounds and Borders Module Level 3 CSS Backgrounds and Borders Module Level 3 CSS Backgrounds and Borders Module Level 3
CSS Writing Modes Level 3	CSS Writing Modes Module Level 3 CSS Writing Modes Module Level 3 CSS Writing Modes Module Level 3 CSS Writing Modes Module Level 3 CSS Writing Modes Module Level 3 CSS Writing Modes Module Level 3 CSS Writing Modes Module Level 3 CSS Writing Modes Level 3 CSS Writing Modes Level 3 CSS Writing Modes Level 3 CSS Writing Modes Level 3 CSS Writing Modes Level 3 CSS Writing Modes Level 3 CSS Writing Modes Level 3 CSS Writing Modes Level 3
CSS Writing Modes Level 4	CSS Writing Modes Level 4 CSS Writing Modes Level 4 CSS Writing Modes Level 4
CSS Text Module Level 3	International Layout in CSS International Layout in CSS International Layout International Layout CSS3 module: text CSS3 module: text CSS3 module: text CSS3 module: text CSS3 Text Module CSS3 Text Effects Module CSS Text Level 3 CSS Text Level 3 CSS Text Level 3 CSS Text Level 3 CSS Text Level 3 CSS Text Level 3 CSS Text Level 3 CSS Text Module Level 3 CSS Text Module Level 3 CSS Text Module Level 3 CSS Text Module Level 3 CSS Text Module Level 3 CSS Text Module Level 3
CSS Text Decoration Module Level 3	CSS Text Decoration Module Level 3 CSS Text Decoration Module Level 3 CSS Text Decoration Module Level 3 CSS Text Decoration Module Level 3 CSS Text Decoration Module Level 3
CSS Fonts Module Level 3	Web Fonts CSS3 module: Fonts CSS3 module: Web Fonts CSS Fonts Module Level 3 CSS Fonts Module Level 3 CSS Fonts Module Level 3 CSS Fonts Module Level 3 CSS Fonts Module Level 3 CSS Fonts Module Level 3 CSS Fonts Module Level 3 CSS Fonts Module Level 3 CSS Fonts Module Level 3 CSS Fonts Module Level 3
CSS Fonts Module Level 4	CSS Fonts Module Level 4 CSS Fonts Module Level 4 CSS Fonts Module Level 4 CSS Fonts Module Level 4
CSS Ruby Layout Module Level 1	CSS3 module: Ruby CSS3 module: Ruby CSS3 Ruby Module CSS3 Ruby Module CSS Ruby Module Level 1 CSS Ruby Layout Module Level 1
CSS Fragmentation Module Level 3	CSS Fragmentation Module Level 3 CSS Fragmentation Module Level 3 CSS Fragmentation Module Level 3 CSS Fragmentation Module Level 3 CSS Fragmentation Module Level 3 CSS Fragmentation Module Level 3 CSS Fragmentation Module Level 3
CSS Multi-column Layout Module Level 1	Multi-column layout in CSS CSS3 module: Multi-column layout CSS3 module: Multi-column layout CSS3 module: Multi-column layout CSS3 module: Multi-column layout CSS Multi-column Layout Module CSS Multi-column Layout Module CSS Multi-column Layout Module Level 1 CSS Multi-column Layout Module Level 1 CSS Multi-column Layout Module Level 1
CSS Template Layout Module	CSS3 Advanced Layout Module CSS Advanced Layout Module CSS Template Layout Module CSS Template Layout Module CSS Template Layout Module CSS Template Layout Module
CSS Flexible Box Layout Module Level 1	Flexible Box Layout Module Flexible Box Layout Module CSS Flexible Box Layout Module CSS Flexible Box Layout Module CSS Flexible Box Layout Module CSS Flexible Box Layout Module CSS Flexible Box Layout Module Level 1 CSS Flexible Box Layout Module Level 1 CSS Flexible Box Layout Module Level 1 CSS Flexible Box Layout Module Level 1 CSS Flexible Box Layout Module Level 1 CSS Flexible Box Layout Module Level 1 CSS Flexible Box Layout Module Level 1 CSS Flexible Box Layout Module Level 1
CSS Grid Layout Module Level 1	Grid Layout CSS Grid Layout CSS Grid Layout CSS Grid Layout CSS Grid Layout Module Level 1 CSS Grid Layout Module Level 1 CSS Grid Layout Module Level 1 CSS Grid Layout Module Level 1 CSS Grid Layout Module Level 1 CSS Grid Layout Module Level 1 CSS Grid Layout Module Level 1 CSS Grid Layout Module Level 1 CSS Grid Layout Module Level 1
CSS Regions Module Level 1	CSS Regions Module CSS Regions Module Level 3 CSS Regions Module Level 3 CSS Regions Module Level 3 CSS Regions Module Level 1 CSS Regions Module Level 1 CSS Regions Module Level 1
Filter Effects Module Level 1	Filter Effects 1.0 Filter Effects 1.0 Filter Effects Module Level 1 Filter Effects Module Level 1 Filter Effects Module Level 1 Filter Effects Module Level 1
Compositing and Blending Level 1	Compositing and Blending 1.0 Compositing and Blending Level 1 Compositing and Blending Level 1 Compositing and Blending Level 1 Compositing and Blending Level 1 Compositing and Blending Level 1
CSS Transforms Module Level 1	CSS 2D Transforms Module Level 3 CSS 2D Transforms Module Level 3 CSS 2D Transforms CSS Transforms CSS Transforms CSS Transforms CSS Transforms Module Level 1 CSS Transforms Module Level 1 CSS Transforms Module Level 1 CSS Transforms Module Level 1
CSS Transforms Module Level 2	CSS Transforms Module Level 2
CSS Transitions	CSS Transitions Module Level 3 CSS Transitions Module Level 3 CSS Transitions CSS Transitions CSS Transitions CSS Transitions CSS Transitions
CSS Animations	CSS Animations Module Level 3 CSS Animations CSS Animations CSS Animations CSS Animations
CSS Easing Functions Level 1	CSS Easing Functions Level 1 CSS Easing Functions Level 1 CSS Easing Functions Level 1 CSS Easing Functions Level 1
Motion Path Module Level 1	Motion Path Module Level 1 Motion Path Module Level 1 Motion Path Module Level 1
Web Animations	Web Animations Web Animations Web Animations Web Animations Web Animations
CSS Will Change Module Level 1	CSS Will Change Module Level 1 CSS Will Change Module Level 1
CSS Marquee Module Level 3	CSS Marquee Module Level 3 CSS Marquee Module Level 3 CSS Marquee Module Level 3
CSS Exclusions Module Level 1	CSS Exclusions and Shapes Module Level 3 CSS Exclusions and Shapes Module Level 3 CSS Exclusions Module Level 1 CSS Exclusions Module Level 1
CSS Shapes Module Level 1	CSS Shapes Module Level 1 CSS Shapes Module Level 1 CSS Shapes Module Level 1 CSS Shapes Module Level 1
Geometry Interfaces Module Level 1	Geometry Interfaces Module Level 1 Geometry Interfaces Module Level 1 Geometry Interfaces Module Level 1 Geometry Interfaces Module Level 1 Geometry Interfaces Module Level 1
CSS Masking Module Level 1	CSS Masking CSS Masking Level 1 CSS Masking Module Level 1 CSS Masking Module Level 1 CSS Masking Module Level 1 CSS Masking Module Level 1
CSS Painting API Level 1	CSS Painting API Level 1 CSS Painting API Level 1 CSS Painting API Level 1
CSS Generated Content for Paged Media Module	CSS3 module: Generated Content for Paged Media CSS3 module: Generated Content for Paged Media CSS3 module: Generated Content for Paged Media CSS3 module: Generated Content for Paged Media CSS Generated Content for Paged Media Module CSS Generated Content for Paged Media Module CSS Generated Content for Paged Media Module
CSS Counter Styles Level 3	CSS3 module: Lists CSS3 module: Lists CSS Lists and Counters Module Level 3 CSS Counter Styles Level 3 CSS Counter Styles Level 3 CSS Counter Styles Level 3 CSS Counter Styles Level 3 CSS Counter Styles Level 3 CSS Counter Styles Level 3 CSS Counter Styles Level 3
CSS Basic User Interface Module Level 3 (CSS3 UI)	CSS3 module: Basic User Interface CSS3 Basic User Interface Module CSS3 Basic User Interface Module CSS Basic User Interface Module Level 3 (CSS3 UI) CSS Basic User Interface Module Level 3 (CSS3 UI) CSS Basic User Interface Module Level 3 (CSS3 UI) CSS Basic User Interface Module Level 3 (CSS3 UI) CSS Basic User Interface Module Level 3 (CSS3 UI) CSS Basic User Interface Module Level 3 (CSS3 UI) CSS Basic User Interface Module Level 3 (CSS3 UI) CSS Basic User Interface Module Level 3 (CSS3 UI)
CSS Speech Module	CSS3 Speech Module CSS3 Speech Module CSS3 Speech Module CSS3 Speech Module CSS Speech Module CSS Speech Module CSS Speech Module CSS Speech Module
CSS Namespaces Module Level 3	CSS Namespace Enhancements (Proposal) CSS Module: Namespaces CSS Namespaces Module CSS Namespaces Module CSS Namespaces Module CSS Namespaces Module CSS Namespaces Module Level 3
CSSOM View Module	CSSOM View Module CSSOM View Module CSSOM View Module CSSOM View Module CSSOM View Module
CSS Containment Module Level 1	CSS Containment Module Level 1 CSS Containment Module Level 1 CSS Containment Module Level 1 CSS Containment Module Level 1 CSS Containment Module Level 1 CSS Containment Module Level 1 CSS Containment Module Level 1 CSS Containment Module Level 1
CSS Images Module Level 3	CSS Image Values Module Level 3 CSS Image Values and Replaced Content Module Level 3 CSS Image Values and Replaced Content Module Level 3 CSS Image Values and Replaced Content Module Level 3 CSS Image Values and Replaced Content Module Level 3 CSS Image Values and Replaced Content Module Level 3 CSS Image Values and Replaced Content Module Level 3 CSS Images Module Level 3
CSS Image Values and Replaced Content Module Level 4	CSS Image Values and Replaced Content Module Level 4 CSS Image Values and Replaced Content Module Level 4
CSS Intrinsic & Extrinsic Sizing Module Level 3	CSS Intrinsic & Extrinsic Sizing Module Level 3 CSS Intrinsic & Extrinsic Sizing Module Level 3 CSS Intrinsic & Extrinsic Sizing Module Level 3 CSS Intrinsic & Extrinsic Sizing Module Level 3 CSS Intrinsic & Extrinsic Sizing Module Level 3 CSS Intrinsic & Extrinsic Sizing Module Level 3
CSS Scroll Snap Module Level 1	CSS Scroll Snap Points Module Level 1 CSS Scroll Snap Points Module Level 1 CSS Scroll Snap Module Level 1 CSS Scroll Snap Module Level 1 CSS Scroll Snap Module Level 1 CSS Scroll Snap Module Level 1 CSS Scroll Snap Module Level 1 CSS Scroll Snap Module Level 1 CSS Scroll Snap Module Level 1 CSS Scroll Snap Module Level 1
CSS Mobile Profile 2.0 (discontinued)	CSS Mobile Profile 1.0 CSS Mobile Profile 1.0 CSS Mobile Profile 1.0 CSS Mobile Profile 1.0 CSS Mobile Profile 2.0 CSS Mobile Profile 2.0 CSS Mobile Profile 2.0 CSS Mobile Profile 2.0 CSS Mobile Profile 2.0 (discontinued)

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CSS Module Timelines

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