CSS Level 1 specification
E136787
The CSS Level 1 specification is the original World Wide Web Consortium standard that introduced Cascading Style Sheets as a way to control the presentation of HTML documents on the web.
All labels observed (5)
| Label | Occurrences |
|---|---|
| CSS Level 1 | 1 |
| CSS Level 1 specification canonical | 1 |
| CSS1 | 1 |
| CSS1 specification | 1 |
| Cascading Style Sheets Level 1 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1191309 — 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 1 specification Context triple: [Bert Bos, hasNotableWork, CSS Level 1 specification]
-
A.
CSS Cascade and Inheritance Module
The CSS Cascade and Inheritance Module is a W3C specification that defines how CSS declarations are prioritized, combined, and passed down through the document tree to determine the final computed styles of elements.
-
B.
CSS Level 2
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.
-
C.
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.
-
D.
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.
-
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 1 specification Target entity description: The CSS Level 1 specification is the original World Wide Web Consortium standard that introduced Cascading Style Sheets as a way to control the presentation of HTML documents on the web.
-
A.
CSS Cascade and Inheritance Module
The CSS Cascade and Inheritance Module is a W3C specification that defines how CSS declarations are prioritized, combined, and passed down through the document tree to determine the final computed styles of elements.
-
B.
CSS Level 2
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.
-
C.
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.
-
D.
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.
-
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 (48)
| Predicate | Object |
|---|---|
| instanceOf |
CSS specification
ⓘ
W3C Recommendation ⓘ technical standard ⓘ web standard ⓘ |
| appliesTo |
HTML documents
ⓘ
XML documents ⓘ |
| defines |
CSS Level 1 specification
self-linksurface differs
ⓘ
surface form:
Cascading Style Sheets Level 1
|
| definesConcept |
@import rule
ⓘ
@media rule ⓘ background properties ⓘ block-level elements ⓘ border properties ⓘ box model ⓘ cascading of style rules ⓘ classification of properties ⓘ color properties ⓘ font properties ⓘ inheritance ⓘ inline elements ⓘ margin properties ⓘ media types ⓘ padding properties ⓘ properties ⓘ pseudo-classes ⓘ pseudo-elements ⓘ selectors ⓘ specificity ⓘ values ⓘ visual formatting model ⓘ |
| domain |
web design
ⓘ
web development ⓘ |
| governingBody | W3C CSS Working Group ⓘ |
| influenced |
CSS Level 2
ⓘ
surface form:
CSS Level 2 specification
subsequent CSS levels ⓘ |
| language | English ⓘ |
| partOfSeries |
W3C CSS specifications
ⓘ
surface form:
CSS specifications
|
| primarySubject |
CSS
ⓘ
surface form:
Cascading Style Sheets
|
| publisher | World Wide Web Consortium ⓘ |
| purpose |
control presentation of web documents
ⓘ
separate content from presentation ⓘ |
| shortName |
CSS Level 1 specification
self-linksurface differs
ⓘ
surface form:
CSS1
|
| standardizes | style sheets for the web ⓘ |
| status | W3C Recommendation ⓘ |
| supersededBy |
CSS Level 2
ⓘ
surface form:
CSS Level 2 specification
|
| usedFor |
controlling colors on web pages
ⓘ
controlling layout of HTML elements ⓘ controlling typography on web pages ⓘ styling 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 1 specification Description of subject: The CSS Level 1 specification is the original World Wide Web Consortium standard that introduced Cascading Style Sheets as a way to control the presentation of HTML documents on the web.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
CSS Level 1
this entity surface form:
CSS1
this entity surface form:
Cascading Style Sheets Level 1
this entity surface form:
CSS1 specification