Name Description Size
animation-container-size.html Container Queries - Animating container size 1133
animation-container-type-dynamic.html Container Queries - Animated container creating new containers 1817
animation-nested-animation.html Container Queries - Animations within animating container 1263
animation-nested-transition.html Container Queries - Animated container with inner transition 1246
aspect-ratio-feature-evaluation.html @container queries with aspect-ratio 1818
at-container-parsing.html @container: parsing 7644
at-container-serialization.html CSS Container Queries: @container serialization 3016
at-container-style-parsing.html @container: style queries parsing 2474
at-container-style-serialization.html CSS Container Queries: style() conditionText serialization 1592
auto-scrollbars.html CSS Container Queries Test: scrollbar stability for @container queries and overflow:auto 1801
backdrop-invalidation.html Test that ::backdrop responds to container size changes 1292
calc-evaluation.html CSS Container Queries Test: calc() 895
canvas-as-container-001.html CSS Container Queries Test: Canvas as size container for focusable child 758
canvas-as-container-002.html CSS Container Queries Test: Absolute positioned canvas as size container for focusable child 804
canvas-as-container-003.html CSS Container Queries Test: Canvas as size container for focusable child with display 844
canvas-as-container-004.html CSS Container Queries Test: Absolute positioned canvas as size container for focusable child with display 890
canvas-as-container-005.html CSS Container Queries Test: Canvas as dynamic size container for focusable child with display 1074
canvas-as-container-006.html CSS Container Queries Test: Absolute positioned canvas as dynamic size container for focusable child with display 1118
change-display-in-container-ref.html CSS Test Reference 98
change-display-in-container.html CSS Container Queries Test: Change display and box inside a container 761
chrome-legacy-skip-recalc.html CSS Container Queries Test: Chrome legacy layout skipping style recalc 633
column-spanner-in-container.html CSS Container Queries Test: Column-spanner depending on container in column 1235
conditional-container-status.html Conditionally removing container status 982
container-computed.html CSS Containment Test: Computed values of container 1410
container-for-cue-ref.html CSS Test Reference 594
container-for-cue.html CSS Container Queries Test: Container for pseudo elements 823
container-for-shadow-dom.html CSS Container Queries Test: query container for Shadow DOM 8799
container-inheritance.html CSS Containment Test: Inheritance of container-* 727
container-inner-at-rules.html @container: inner at-rules 4488
container-inside-multicol-with-table.html CSS Container Queries Test: container inside multicol with table 1068
container-longhand-animation-type.html Container Queries - The container longhands are not animatable 1320
container-name-computed.html CSS Containment Test: Computed values of container-name 1022
container-name-invalidation.html container-name invalidation 1913
container-name-parsing.html CSS Containment Test: Parsing of container-name 1864
container-name-tree-scoped.html CSS Container Queries Test: Tree scoped container-name 2920
container-nested.html @container (nested) 5516
container-parsing.html CSS Containment Test: Parsing of container 3103
container-selection-unknown-features.html @container: selection using name and implicit selection 1230
container-selection.html @container: selection using name and implicit selection 4728
container-size-invalidation-after-load.html @container: invalidation of container size after load event 1021
container-size-invalidation.html @container-dependent elements respond to container size changes 1230
container-size-nested-invalidation.html Nested @container-dependent elements respond to outer container size changes 1826
container-size-shadow-invalidation.html CSS Container Queries Test: Invalidate size container query for Shadow DOM 1587
container-type-computed.html Computed values of container-type 747
container-type-containment.html CSS Container Queries Test: applied containment for container-type 2446
container-type-invalidation.html container-type invalidation 1852
container-type-layout-invalidation.html container-type layout invalidation 789
container-type-parsing.html CSS Containment Test: Parsing of container-type 2078
container-units-animation.html Container Relative Units: Animation 2294
container-units-basic.html Container Relative Units: cqi, cqb, etc 1802
container-units-computational-independence.html Container Relative Units: Computationally independent 874
container-units-content-box.html Container Relative Units: evaluate against the content box 1827
container-units-gradient-invalidation.html Container Relative Units in gradients 1223
container-units-gradient-ref.html 646
container-units-gradient.html Container Relative Units in gradients 877
container-units-in-at-container-dynamic.html Container Relative Units: in @container prelude (dynamic) 1011
container-units-in-at-container-fallback.html Container Relative Units: container relative units fall back to small viewport 2079
container-units-in-at-container.html Container Relative Units: in @container prelude 3507
container-units-ineligible-container.html Container Relative Units: ineligible container 1562
container-units-invalidation.html Container Relative Units: Invalidation 3320
container-units-media-queries.html Container-relative units in @media 1682
container-units-rule-cache-ref.html 314
container-units-rule-cache.html 709
container-units-selection.html Container Relative Units: Advanced Container Selection 3454
container-units-shadow.html Container Relative Units: Shadow DOM 1533
container-units-sharing-via-rule-node-ref.html 400
container-units-sharing-via-rule-node.html 1246
container-units-small-viewport-fallback.html Container Relative Units: fall back to small viewport 2321
container-units-svglength.html CSS Container Queries Test: container-relative units in SVGLength 3192
container-units-typed-om.html Container Relative Units: CSS Typed OM 1665
counters-flex-circular.html CSS Container Queries Test: counters inside container should not affect container size via flex layout 2454
counters-in-container-dynamic.html CSS Container Queries Test: counter updates 632
counters-in-container.html CSS Container Queries Test: counters depending on container queries 579
counters-ref.html CSS Test Reference 110
crashtests
custom-layout-container-001.https.html CSS Container Queries Test: Size queries on CSS Layout API containers 1939
custom-property-style-queries.html CSS Container Queries Test: custom property style queries 15162
custom-property-style-query-change.html CSS Container Queries Test: custom property style query changes 2666
deep-nested-inline-size-containers.html CSS Container Queries Test: Deeply nested inline-size container queries 1302
dialog-backdrop-create.html CSS Container Queries Test: ::backdrop appearing conditionally on dialog container 745
dialog-backdrop-remove.html CSS Container Queries Test: ::backdrop disappearing conditionally on dialog container 723
display-contents-dynamic-style-queries.html CSS Container Queries Test: Invalidate style queries and display:contents 1010
display-contents.html @container and display:contents 2467
display-in-container-ref.html CSS Test Reference 976
display-in-container.html CSS Container Queries Test: @container queries affecting display type 1496
display-none.html @container in display:none 10375
fieldset-legend-change-ref.html CSS Test Reference 164
fieldset-legend-change.html CSS Container Queries Test: inline-size query changes rendered legend in fieldset 658
font-relative-calc-dynamic.html CSS Container Queries Test: font-relative calc - dynamic 1037
font-relative-units-dynamic.html CSS Container Queries Test: font-relative units - dynamic 8993
font-relative-units.html CSS Container Queries Test: font-relative units 3583
fragmented-container-001.html CSS Container Queries Test: Query fragmented inline-size container 1337
get-animations.html getAnimations depending on container query 1020
grid-container.html CSS Container Queries Test: Grid container 866
grid-item-container.html CSS Container Queries Test: Grid item container 1118
idlharness.html CSS Container Queries: CSSContainer Rule IDL tests 877
iframe-in-container-invalidation.html @container-dependent elements respond to size changes of an @container-dependent iframe 1661
iframe-invalidation.html @container-dependent elements respond to iframe size changes 1188
ineligible-containment.html Containers ineligible for containment 1464
inheritance-from-container.html Containers and inheritance 1252
inline-size-and-min-width.html CSS Container Queries Test: query of inline-size container is affected by min-width property 825
inline-size-bfc-floats-ref.html CSS Test Reference 449
inline-size-bfc-floats.html CSS Container Queries Test: inline-size constrained by floats - layout moving forwards 1770
inline-size-containment-vertical-rl.html CSS Container Queries Test: query of inline-size container in vertical-rl 1143
inline-size-containment.html CSS Container Queries Test: query of inline-size container is affected by min-width property 1120
inner-first-line-non-matching-ref.html CSS Test Reference 108
inner-first-line-non-matching.html CSS Container Queries Test: Non-matching ::first-line in @container 452
layout-dependent-focus.html CSS Container Queries: Input losing focus as a result of a size query 1130
multicol-container-001.html CSS Container Queries Test: Query multicol container 1052
multicol-inside-container.html CSS Container Queries Test: Multicol inside size container 719
nested-query-containers.html Nested query containers affecting each other 3401
nested-size-style-container-invalidation.html Nested size/style @container-dependent elements respond to container size changes 1049
never-match-container.html CSS Container Queries Test: @container querying size of elements without layout containment 1287
orthogonal-wm-container-query.html CSS Container Queries Test: Orthogonal writing-mode change in @container 1070
percentage-padding-orthogonal.html CSS Container Queries Test: @container queries affecting height affecting percentage padding 2072
pseudo-elements-001.html CSS Container Queries Test: Container for elements with pseudo elements 1956
pseudo-elements-002-ref.html CSS Test Reference 114
pseudo-elements-002.html CSS Container Queries Test: Container for ::before/::after pseudo elements 1185
pseudo-elements-002b-ref.html CSS Test Reference 630
pseudo-elements-002b.html CSS Container Queries Test: Container for ::first-letter/::first-line pseudo elements 2496
pseudo-elements-003.html @container: originating element container for pseudo elements 2902
pseudo-elements-004.html @container: originating element container for pseudo elements 1495
pseudo-elements-005.html CSS Container Queries Test: Style container for pseudo elements 1497
pseudo-elements-006.html @container: originating element container for pseudo elements 2863
pseudo-elements-007.html @container: originating element container for pseudo elements 1453
pseudo-elements-008.html @container: originating element container for pseudo elements 2945
pseudo-elements-009-ref.html CSS Test Reference 138
pseudo-elements-009.html CSS Container Queries Test: Container for highlight pseudo elements 841
pseudo-elements-010-ref.html CSS Test Reference 94
pseudo-elements-010.html CSS Container Queries Test: Container for highlight pseudo elements 1056
pseudo-elements-011.html CSS Container Queries Test: ::highlight pseudo element on size container 735
pseudo-elements-012.html CSS Container Queries Test: ::highlight pseudo size container change 951
pseudo-elements-013.html @container: originating element container for highlight pseudo elements 1531
query-content-box.html CSS Container Queries Test: Size queries match content-box 2108
query-evaluation-style.html Evaluation of style queries 3472
query-evaluation.html Evaluation of queries 3307
reattach-container-with-dirty-child.html CSS Container Queries Test: @container changing display type while descendant styles change 1198
registered-color-style-queries.html CSS Container Queries Test: registered color syntax style queries 1167
resize-while-content-visibility-hidden-ref.html CSS Test Reference 112
resize-while-content-visibility-hidden.html CSS Container Queries Test: condition change while content-visibility: hidden 1424
sibling-layout-dependency.html @container-dependent styles respond to layout changes 3507
size-container-no-principal-box.html CSS Container Queries Test: size container types apply to elements without a principal box 2170
size-container-with-quotes-ref.html CSS Test Reference 105
size-container-with-quotes.html CSS Container Queries Test: <q> element as a size container must generate quotes 373
size-feature-evaluation.html Evaluation of size features 3218
style-change-in-container.html CSS Container Queries Test: recompute style inside a @container 1015
style-container-for-shadow-dom.html CSS Container Queries Test: style query container for Shadow DOM 7468
style-container-invalidation-inheritance.html CSS Container Query Test: named style container query change with inherited custom property 1517
style-not-sharing-float.html CSS Container Queries Test: Check style is not sharing between cousins in the case of Container Queries 1227
style-query-with-unknown-width.html CSS Container Queries Test: style and size query against container without a principal box 852
support
svg-foreignobject-child-container.html CSS Container Queries Test: size query container inside foreignObject 952
svg-foreignobject-no-size-container-ref.html CSS Test Reference 195
svg-foreignobject-no-size-container.html CSS Container Queries Test: SVG <foreignObject> element not a size query container 654
svg-g-no-size-container-ref.html CSS Test Reference 156
svg-g-no-size-container.html CSS Container Queries Test: SVG <g> element not a size query container 603
svg-root-size-container.html CSS Container Queries Test: SVG root as a size query container 986
table-inside-container-changing-display-ref.html CSS Test Reference 122
table-inside-container-changing-display.html CSS Container Queries Test: table inside @container changing display type 819
top-layer-dialog-backdrop-ref.html CSS Test Reference 82
top-layer-dialog-backdrop.html CSS Container Queries Test: ::backdrop depending on @container 595
top-layer-dialog-container.html CSS Container Queries Test: Top layer element as a @container 987
top-layer-dialog.html CSS Container Queries Test: @container with modal dialog child 1359
top-layer-nested-dialog.html CSS Container Queries Test: Nested top layer elements and @container 1526
transition-scrollbars.html Container Queries - Scrollbars do not cause transitions 1732
transition-style-change-event-002.html Container Queries - Style Change Event for transitions 1274
transition-style-change-event.html Container Queries - Style Change Event for transitions 1933
unsupported-axis.html Query against unsupported axis 5663
viewport-units-dynamic.html CSS Container Queries Test: @container-dependent elements respond to viewport unit changes 1962
viewport-units.html CSS Container Queries Test: viewport units 1076
WEB_FEATURES.yml 50
whitespace-update-after-removal.html CSS Container Queries Test: whitespace changes in container which changes evaluation 802