This page tracks ongoing documentation work in the MDN CSSOM section. Feel free to contribute!


Pages Needs* tags Missing tags Editorial reviews Technical reviews Outdated pages Missing pages Dev-doc-needed bugs Documentation requests
120 51 (43%) 0 (0%) 6 (5%) 29 (25%) 27 (23%) 0 (0%) 9 (8%) 6 (5%)

See also localization status of this section.

Needs* tags

Found 51 pages. Learn more about how to deal with meta-tags.

Editorial reviews

Found 6 pages. Learn more about how to do an editorial review.

Technical reviews

Found 29 pages. Learn more about how to do a technical review.

Outdated pages

Found 27 pages. These pages haven't been updated in over a year. Outdated pages can have problems with both content and format. Look at these pages and consider: Is this page talking about the Web of today? Does it look consistent with newer pages in this topic area? If not, make any needed changes.

Dev-doc-needed bugs

Found 9 bugs. Learn more about how to resolve a dev-doc-needed bug.

Bug Summary Release
1186265 Remove DOMPoint{,ReadOnly}(DOMPointInit) constructor, implement DOMPoint{,ReadOnly}.fromPoint mozilla62
1460295 unresponsive visiting login page on mozilla62
1133308 [CSS Counter Styles L3] Add support for CSSCounterStyleRule ---
1455807 Align various MediaList bits better with CSSOM spec draft mozilla61
717722 implement (WebKit)CSSMatrix() mozilla46
1088437 enable the preference for the CSS Font Loading API in non-release builds mozilla40
958887 Add support for["css-property-name"] non-standard extension mozilla35
1028497 implement the CSS Font Loading API mozilla35
520992 getComputedStyle / height ignoring -moz-box-sizing:border-box mozilla23

Browse as bug list.

Documentation requests

Found 6 bugs. Documentation request bugs can contain various kinds work related to MDN pages. Read through the bug and ask questions in the bug if in doubt.

Bug Summary
1122911 Document CSSStyleDeclaration
1235736 Describe CSS2Properties interface
1239467 Element.clientHeight is not the same measurement as element.getBoundingClientRect()
1249128 Outdated information for FontFaceSet of the CSS Font Loading Module
1345406 Update CSSOM pages
1416846 Please explain how to get the computed style value

Browse as bug list.


Please help us to localize this documentation into different languages. Read more about how to translate.

Language Pages Translated Translations up to date
af 122 0 (0%) 0 (0%)
bn-BD 122 3 (2%) 0 (0%)
de 122 13 (10%) 1 (7%)
es 122 49 (40%) 11 (22%)
fa 122 0 (0%) 0 (0%)
fr 122 50 (40%) 17 (34%)
it 122 10 (8%) 1 (10%)
ja 120 66 (55%) 9 (13%)
ko 120 22 (18%) 2 (9%)
pl 122 28 (22%) 0 (0%)
pt-BR 122 23 (18%) 6 (26%)
pt-PT 122 3 (2%) 1 (33%)
ro 122 0 (0%) 0 (0%)
ru 122 24 (19%) 7 (29%)
zh-CN 122 86 (70%) 34 (39%)
zh-TW 122 15 (12%) 7 (46%)


API Landing pages

Tagging standard

Other tasks to do

Tutorials list and status

Notes for translators

Any notes here? Where do we expect updates, so that localizers don't translate and update too often?


The interfaces defined in the following specifications are tracked by this status page:

Specification Status Comment
CSS Object Model (CSSOM) Working Draft Tagged CSSOM
CSS Object Model (CSSOM) View Module Working Draft Tagged CSSOM View
Screen Orientation API Working Draft Tagged CSSOM View
CSS Fonts Module Level 3 Candidate Recommendation Tagged CSSOM
CSS Animations Working Draft Tagged CSSOM
CSS Transitions Working Draft Tagged CSSOM
CSS Custom Properties for Cascading Variables Module Level 1 Candidate Recommendation Tagged CSSOM
CSS Conditional Rules Module Level 3 Candidate Recommendation Tagged CSSOM
CSS Device Adaptation Working Draft Tagged CSSOM
CSS Counter Styles Level 3 Candidate Recommendation Tagged CSSOM

Help the 'API/CSSOM' documentation project…
Topic driver : Eric Shepherd (IRC nickname: sheppy)
Look at the current status of the 'API/CSSOM' documentation.
Don't hesitate to contact us on #mdn or on the MDN discourse group/list:

Document Tags and Contributors

Contributors to this page: LightGuard, jswisher, fscholz, teoli
Last updated by: LightGuard,