CSS Selectors Level 4

GPTKB entity

Statements (106)
Predicate Object
gptkbp:instance_of gptkb:Specification
gptkbp:bfsLayer 5
gptkbp:bfsParent gptkb:CSS_Working_Group
gptkbp:aims_to simplify complex selectors
Selector performance
gptkbp:allows grouping of selectors
gptkbp:defines Attribute selectors
Class selectors
ID selectors
Universal selectors
gptkbp:developed_by gptkb:municipality
gptkbp:enhances existing selectors
performance of selector matching
gptkbp:examines Code reviews
gptkbp:has_expansion gptkb:CSS_Selectors_Level_3
https://www.w3.org/2000/01/rdf-schema#label CSS Selectors Level 4
gptkbp:includes Combinators
Adjacent sibling combinator
Child combinator
Descendant combinator
General sibling combinator
:has() pseudo-class
:is() pseudo-class
:not() pseudo-class
:where() pseudo-class
New pseudo-classes
New pseudo-elements
gptkbp:introduced :has() pseudo-class
:is() pseudo-class
:where() pseudo-class
new selector types
:not() pseudo-class enhancements
gptkbp:is_adopted_by gptkb:museum
web developers
Content management systems
Web designers
front-end engineers
UI/ UX designers
gptkbp:is_analyzed_in Research papers
Best practices
gptkbp:is_compared_to gptkb:CSS_Selectors_Level_3
Other selector specifications
gptkbp:is_compatible_with gptkb:SVG
gptkb:Library
gptkb:CSS_Selectors_Level_3
HTM L5
gptkbp:is_criticized_for Web design critiques
gptkbp:is_described_as Technical articles
CSS selector syntax
gptkbp:is_discussed_in Webinars
Web development forums
gptkbp:is_documented_in gptkb:Smashing_Magazine
gptkb:MDN_Web_Docs
gptkb:CSS_Tricks
W3 C specifications
CSS Selectors Level 4 Specification Document
W3 C documentation
gptkbp:is_evaluated_by Performance metrics
Web developers
gptkbp:is_explored_in Online courses
gptkbp:is_implemented_in Modern browsers
CSS libraries
gptkbp:is_influenced_by gptkb:CSS_Selectors_Level_0
gptkb:CSS_Selectors_Level_1
gptkb:CSS_Selectors_Level_2
gptkb:CSS_Selectors_Level_3
gptkbp:is_integrated_with HTM L5
gptkbp:is_part_of gptkb:architect
gptkb:CSS_Working_Group
CS S3
gptkbp:is_referenced_in Web standards
Documentation of frameworks
gptkbp:is_related_to gptkb:CSS_Grid_Layout
Web development
CSS Layout
CSS Variables
CSS Flexbox
CSS Transitions
CSS Styling
CSS Animations
CSS Box Model
Java Script frameworks
gptkbp:is_supported_by gptkb:Internet_Explorer
modern browsers
CSS preprocessors
Frameworks like Bootstrap
gptkbp:is_tested_for Accessibility standards
Browser developer tools
Browser compatibility tests
gptkbp:is_used_for Styling web pages
gptkbp:is_used_in Web applications
HTML documents
responsive design
web development
UI design
front-end frameworks
gptkbp:is_utilized_in Responsive design
Theming websites
gptkbp:provides improved specificity handling
Improved specificity rules
Selector matching algorithms
gptkbp:published_by gptkb:2020
2020-09-15
gptkbp:supports Custom properties
custom properties
gptkbp:updates gptkb:CSS_Selectors_Level_5