CSS Level 2
E84077
CSS Level 2 is a W3C-defined style sheet language specification that extends the original CSS with more advanced layout, positioning, and media features for web documents.
All labels observed (8)
| Label | Occurrences |
|---|---|
| CSS Level 2 canonical | 5 |
| CSS Level 2 specification | 4 |
| CSS Level 2 Revision 2 Editor’s Draft | 1 |
| CSS Level 2.1 | 1 |
| CSS Level 2.1 specification | 1 |
| CSS2 | 1 |
| CSS2 specification | 1 |
| Cascading Style Sheets Level 2 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T679953 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CSS Level 2 Context triple: [W3C CSS Working Group, standardizes, CSS Level 2]
-
A.
CSS Backgrounds and Borders Module
The CSS Backgrounds and Borders Module is a W3C CSS specification that defines advanced features for styling element backgrounds, borders, and related visual effects on the web.
-
B.
CSS
CSS (Cascading Style Sheets) is a style sheet language used to control the presentation and layout of web pages written in HTML or XML.
-
C.
Cascading Style Sheets: Designing for the Web
"Cascading Style Sheets: Designing for the Web" is a foundational book that explains the principles, syntax, and practical use of CSS for creating well-structured, visually consistent web pages.
-
D.
CSS Positioning Module
The CSS Positioning Module is a W3C-defined specification that details how elements are placed and layered on web pages using positioning properties like static, relative, absolute, fixed, and sticky.
-
E.
CSS Logical Properties and Values Module
CSS Logical Properties and Values Module is a W3C CSS specification that defines flow-relative, writing-mode–aware properties and values to enable more flexible, internationalized page layouts.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: CSS Level 2 Target entity description: CSS Level 2 is a W3C-defined style sheet language specification that extends the original CSS with more advanced layout, positioning, and media features for web documents.
-
A.
CSS Backgrounds and Borders Module
The CSS Backgrounds and Borders Module is a W3C CSS specification that defines advanced features for styling element backgrounds, borders, and related visual effects on the web.
-
B.
CSS
CSS (Cascading Style Sheets) is a style sheet language used to control the presentation and layout of web pages written in HTML or XML.
-
C.
Cascading Style Sheets: Designing for the Web
"Cascading Style Sheets: Designing for the Web" is a foundational book that explains the principles, syntax, and practical use of CSS for creating well-structured, visually consistent web pages.
-
D.
CSS Positioning Module
The CSS Positioning Module is a W3C-defined specification that details how elements are placed and layered on web pages using positioning properties like static, relative, absolute, fixed, and sticky.
-
E.
CSS Logical Properties and Values Module
CSS Logical Properties and Values Module is a W3C CSS specification that defines flow-relative, writing-mode–aware properties and values to enable more flexible, internationalized page layouts.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Cascading Style Sheets level
ⓘ
W3C Recommendation ⓘ style sheet language specification ⓘ |
| appliesTo |
HTML documents
ⓘ
XML documents ⓘ |
| category | Web standard ⓘ |
| conformsTo | W3C style sheet specification model ⓘ |
| definedBy | World Wide Web Consortium ⓘ |
| extends |
CSS Level 1 specification
ⓘ
surface form:
CSS Level 1
|
| focusesOn | presentation of web documents ⓘ |
| hasLevel | 2 ⓘ |
| includesFeature |
@font-face rule
ⓘ
@import rule ⓘ @media rule ⓘ @page rule ⓘ absolute positioning ⓘ aural style sheets ⓘ background properties ⓘ bidirectional text support ⓘ box model enhancements ⓘ clip property ⓘ color properties ⓘ content property ⓘ counters ⓘ cursor property ⓘ fixed positioning ⓘ font properties ⓘ generated content ⓘ list properties ⓘ media types ⓘ media-specific style sheets ⓘ min-height and max-height properties ⓘ min-width and max-width properties ⓘ outline properties ⓘ overflow property ⓘ paginated media support ⓘ relative positioning ⓘ shorthand properties ⓘ system fonts ⓘ table layout properties ⓘ visibility property ⓘ z-index stacking order ⓘ |
| partOf |
CSS
ⓘ
surface form:
Cascading Style Sheets
|
| publisher |
World Wide Web Consortium
ⓘ
surface form:
W3C
|
| shortName |
CSS Level 2
self-linksurface differs
ⓘ
surface form:
CSS2
|
| standardizes | cascading and inheritance behavior ⓘ |
| successor |
CSS Level 2.1
ⓘ
CSS Level 3 modules ⓘ
surface form:
CSS Level 3
|
| usedFor |
aural rendering of documents
ⓘ
visual rendering of web pages ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: CSS Level 2 Description of subject: CSS Level 2 is a W3C-defined style sheet language specification that extends the original CSS with more advanced layout, positioning, and media features for web documents.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
CSS Level 2.1
this entity surface form:
CSS Level 2 specification
this entity surface form:
CSS Level 2.1 specification
this entity surface form:
CSS2 specification
this entity surface form:
CSS2
this entity surface form:
CSS Level 2 Revision 2 Editor’s Draft
this entity surface form:
CSS Level 2 specification
this entity surface form:
CSS Level 2 specification
this entity surface form:
Cascading Style Sheets Level 2
this entity surface form:
CSS Level 2 specification