This section documents problems found in the CSS specs and working drafts. Problems documented here will be addressed by the editors, possibly after discussion in a CSS Working Group meeting, and will result in changes, corrections, clarifications, or no change.

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RECOMMENDATIONS:

• CSS Level 2 Revision 1
• CSS Color Module Level 3
• CSS Namespaces Module
• Selectors Level 3

PR:

• …

Awaiting implementations, test suites, or actively being revised per implementation experience. CR:

• CSS Multi-Column Layout Module Level 3
• Media Queries Level 3
• CSS Style Attributes

CRLC: (was in CR but sent back to LC per W3C process quirks)

• CSS Backgrounds and Borders Module Level 3
• CSS Basic User Interface Module Level 3

LC:

• CSS Images Level 3

These are being actively developed. Sometimes used to be CRs that need major revision.

• CSS Transforms Level 3
• CSS Transitions Level 3
• CSS Animations Level 3
• CSSOM - CSS Object Module
• CSS Flexbox Module
• CSS Lists Module Level 3
• CSS Regions Module Level 3
• CSS3 Ruby Module (out of date CR, back to WD for major revisions)
• CSS Text Module Level 3
• CSS Values and Units Module Level 3
• CSS Writing Modes Level 3
• CSS Speech Module Level 3
• CSS Grid Layout
• CSS Exclusions
• CSS Shapes

This section outlines active possibilities for future specs or notes

• CSS Color Level 4 (collecting features and ideas)
• CSS User Interface Module Level 4 (collecting features and ideas)
• CSS vendor prefixes (collecting thoughts about policy/guidance on usage, dropping etc.)
• CSS Paged Media Level 4 (or CSS Pagination, or CSS Fragmentation)
• Paged View (use cases for paged view and page layout)
• Text Level 4 (why isn't this “css4-text”?) (can't we just move this to “css4-text”?)
• Selectors Level Next
• CSS Overflow Level 3
• Box-model-related features with no home
• CSS Positioning
• Media Queries Level 4
• CSS Cascading and Inheritance Level 3
• CSS4 Values and Units
• CSS Fragmentation Module Level 3
• Pages related to content fragmentation, regions, exclusions, paged views etc:
  • paged view
  • page specs
  • regions
  • exclusions
  • region templates
  • fragments columns regions pages
• Western Layout Requirements, outlining the advanced printing stuff that XSL-FO does and which we'd like to address in CSS
• Font Load Events
• CSS Regions Module Level 4
• CSS Flexbox Level 2

These specs are old / out of date and need active editors/owners to bring them up to date.

• CSS Box Module Level 3
• CSS Generated Content Module Level 3
• CSS Grid Positioning Module Level 3
• CSS Presentation Levels Module Level 1
• CSS Ruby Layout Module Level 1
• CSS Syntax Module Level 3
• CSS Table Layout Algorithm Module Level 3
• CSS Line Grid Module Level 1

CSSWG members' comments on related specs not published by our group.

• SVG Tiny 1.2
• HTML5

• W3C Mercurial For Dummies — reading/writing to the spec repositories
• CSSWG and other post processing — generating Overview.html from Overview.src.html (auto-generating section numbers, indices, cross-links, and other mundane things)
• CSS Module Template — for starting new specs (and formatting old ones)
• Meta-Update Status — for updating existing specs to our latest “specs should include”
• Step-by-step Publishing a CSS Spec — getting your spec on www.w3.org
• Issue Tracking and Resolution — raising your newborn draft into a grown-up spec
• Process suggestions for advancing a spec — guidelines for when to advance your spec to the next stage
• Test status information on spec — adding information about testing status on the spec
• Specification levels – which levels to publish each spec as

• CSSOM Constants
• Patterns for writing "Computed Value" lines
• Patterns for writing at-rules
• Property dependencies in computed values
• Specifying Percentages in the Age of Calc()
• Patterns for writing CSSOM APIs
• Specifying Limited Ranges in Properties and Elsewhere

See: http://code.google.com/p/epub-revision/wiki/AdvancedAdaptiveLayoutCharter