CSS Snapshot 2021
CSS Snapshot 2021
時系列
2021-12-21: 公開
https://www.w3.org/TR/2021/NOTE-css-2021-20211221/
2021-12-31: 修正
https://www.w3.org/TR/2021/NOTE-css-2021-20211231/
以下の仕様からなる
CSS2.1
CSS Syntax Level 3
CSS Style Attributes
Media Queries Level 3
CSS Conditional Rules Level 3
Selectors Level 3
CSS Namespaces
CSS Cascading and Inheritance Level 4
CSS Values and Units Level 3
CSS Custom Properties for Cascading Variables Module Level 1
CSS Box Model Level 3
CSS Color Level 3
CSS Backgrounds and Borders Level 3
CSS Images Level 3
CSS Fonts Level 3
CSS Writing Modes Level 3
CSS Multi-column Layout Level 1
CSS Flexible Box Module Level 1
CSS User Interface Module Level 3
CSS Containment Module Level 1
CSS Transforms Level 1
CSS Compositing and Blending Level 1
CSS Easing Functions Level 1
CSS Counter Styles Level 3
おおむね安定
Media Queries Level 4
CSS Color Level 4
CSS Display Module Level 3
CSS Writing Modes Level 4
CSS Fragmentation Module Level 3
CSS Box Alignment Module Level 3
CSS Shapes Module Level 1
CSS Text Module Level 3
CSS Text Decoration Level 3
CSS Masking Level 1
CSS Scroll Snap Module Level 1
CSS Speech Module Level 1
CSS Scrollbars Styling Module Level 1
不安定
CSS Transitions Level 1
CSS Grid Layout Module Level 1
CSS Grid Layout Module Level 2
CSS Will Change Level 1
CSS Font Loading Module Level 3
CSS Box Sizing Level 3
CSS Transforms Level 2
CSS Lists and Counters Module Level 3
CSS Logical Properties and Values Level 1
CSS Positioned Layout Module Level 3
Resize Observer
Web Animations
CSS Fonts Module Level 4
CSS Color Adjustment Module Level 1