CSS Level 4
E325680
CSS Level 4 refers to the next generation of Cascading Style Sheets specifications that introduce more advanced layout, styling, and design capabilities for the web beyond earlier CSS levels.
All labels observed (3)
| Label | Occurrences |
|---|---|
| CSS Level 4 canonical | 2 |
| CSS Modules Level 4 | 1 |
| CSS4 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3049697 — 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 4 Context triple: [CSS Color Module, relatedTo, CSS Level 4]
-
A.
CSS Level 3 modules
CSS Level 3 modules are a collection of W3C specifications that extend and refine Cascading Style Sheets by defining advanced layout, styling, and presentation features for the web.
-
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 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.
-
D.
W3C CSS specifications
W3C CSS specifications are the official World Wide Web Consortium standards that define how Cascading Style Sheets control the presentation and layout of web content across browsers and devices.
-
E.
CSS Level 1 specification
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.
- 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 4 Target entity description: CSS Level 4 refers to the next generation of Cascading Style Sheets specifications that introduce more advanced layout, styling, and design capabilities for the web beyond earlier CSS levels.
-
A.
CSS Level 3 modules
CSS Level 3 modules are a collection of W3C specifications that extend and refine Cascading Style Sheets by defining advanced layout, styling, and presentation features for the web.
-
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 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.
-
D.
W3C CSS specifications
W3C CSS specifications are the official World Wide Web Consortium standards that define how Cascading Style Sheets control the presentation and layout of web content across browsers and devices.
-
E.
CSS Level 1 specification
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.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
CSS specification level
ⓘ
web standard concept ⓘ |
| abbreviation |
CSS Level 4
self-linksurface differs
ⓘ
surface form:
CSS4
|
| appliesTo |
user interfaces
ⓘ
web pages ⓘ |
| benefit |
greater control over layout behavior
ⓘ
improved performance through native layout and styling features ⓘ more expressive styling syntax ⓘ |
| designPrinciple |
backward compatibility with earlier CSS levels
ⓘ
progressive enhancement ⓘ |
| domain |
front-end development
ⓘ
web design ⓘ web development ⓘ |
| featureCategory |
animations and transitions
ⓘ
cascading and inheritance ⓘ color and effects ⓘ layout ⓘ media queries and responsive design ⓘ selectors ⓘ typography ⓘ values and units ⓘ variables and custom properties ⓘ |
| follows |
CSS Level 3 modules
ⓘ
surface form:
CSS Level 3
|
| goal |
improve design flexibility on the web
ⓘ
introduce more advanced layout capabilities ⓘ introduce more advanced styling capabilities ⓘ |
| improvesUpon |
CSS Level 3 modules
ⓘ
surface form:
CSS Level 3 layout features
Selectors Level 3 ⓘ
surface form:
CSS Level 3 selector capabilities
CSS Level 3 modules ⓘ
surface form:
CSS Level 3 visual effects
|
| partOf |
CSS
ⓘ
surface form:
Cascading Style Sheets
|
| relatedConcept |
CSS Backgrounds and Borders Module
ⓘ
surface form:
Backgrounds and Borders Level 4
CSS Animations Module ⓘ
surface form:
CSS Animations Level 2 and beyond
CSS Cascade and Inheritance Module ⓘ
surface form:
CSS Cascading and Inheritance Level 4
CSS Color Module ⓘ
surface form:
CSS Color Level 4
CSS Images Module ⓘ
surface form:
CSS Images Level 4
CSS Level 4 self-linksurface differs ⓘ
surface form:
CSS Modules Level 4
CSS Transforms Module ⓘ
surface form:
CSS Transforms Level 2 and beyond
CSS Values and Units Module ⓘ
surface form:
CSS Values and Units Level 4
CSS Conditional Rules Module Level 3 ⓘ
surface form:
Media Queries Level 4
Selectors Level 4 ⓘ |
| standardizationBody | World Wide Web Consortium ⓘ |
| status |
conceptual grouping of level 4 CSS modules
ⓘ
not a single monolithic specification ⓘ |
| targetEnvironment |
user agents supporting CSS
ⓘ
web browsers ⓘ |
| useCase |
building complex responsive layouts
ⓘ
creating richer visual designs ⓘ fine-grained control over component styling ⓘ improving accessibility-related styling ⓘ |
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 4 Description of subject: CSS Level 4 refers to the next generation of Cascading Style Sheets specifications that introduce more advanced layout, styling, and design capabilities for the web beyond earlier CSS levels.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
CSS4
this entity surface form:
CSS Modules Level 4