import { type VendorLonghandProperties } from "https://deno.land/x/pagic@v1.6.1/cdn.pagic.org/csstype@3.0.3/index.d.ts";
Properties
The animation-delay
CSS property specifies the amount of time to wait from applying the animation to an element before beginning to perform the animation. The animation can start later, immediately from its beginning, or immediately and partway through the animation.
Syntax: <time>#
Initial value: 0s
The animation-direction
CSS property sets whether an animation should play forward, backward, or alternate back and forth between playing the sequence forward and backward.
Syntax: <single-animation-direction>#
Initial value: normal
The animation-duration
CSS property sets the length of time that an animation takes to complete one cycle.
Syntax: <time>#
Initial value: 0s
The animation-fill-mode
CSS property sets how a CSS animation applies styles to its target before and after its execution.
Syntax: <single-animation-fill-mode>#
Initial value: none
The animation-iteration-count
CSS property sets the number of times an animation sequence should be played before stopping.
Syntax: <single-animation-iteration-count>#
Initial value: 1
The animation-name
CSS property specifies the names of one or more @keyframes
at-rules describing the animation or animations to apply to the element.
Syntax: [ none | <keyframes-name> ]#
Initial value: none
The animation-play-state
CSS property sets whether an animation is running or paused.
Syntax: <single-animation-play-state>#
Initial value: running
The animation-timing-function
CSS property sets how an animation progresses through the duration of each cycle.
Syntax: <timing-function>#
Initial value: ease
The **appearance**
CSS property is used to display an element using platform-native styling, based on the operating system's theme. The -moz-appearance
and -webkit-appearance
properties are non-standard versions of this propery, used (respectively) by Gecko (Firefox) and by WebKit-based (e.g., Safari) and Blink-based (e.g., Chrome, Opera) browsers to achieve the same thing. Note that Firefox and Edge also support -webkit-appearance
, for compatibility reasons.
Syntax: none | button | button-arrow-down | button-arrow-next | button-arrow-previous | button-arrow-up | button-bevel | button-focus | caret | checkbox | checkbox-container | checkbox-label | checkmenuitem | dualbutton | groupbox | listbox | listitem | menuarrow | menubar | menucheckbox | menuimage | menuitem | menuitemtext | menulist | menulist-button | menulist-text | menulist-textfield | menupopup | menuradio | menuseparator | meterbar | meterchunk | progressbar | progressbar-vertical | progresschunk | progresschunk-vertical | radio | radio-container | radio-label | radiomenuitem | range | range-thumb | resizer | resizerpanel | scale-horizontal | scalethumbend | scalethumb-horizontal | scalethumbstart | scalethumbtick | scalethumb-vertical | scale-vertical | scrollbarbutton-down | scrollbarbutton-left | scrollbarbutton-right | scrollbarbutton-up | scrollbarthumb-horizontal | scrollbarthumb-vertical | scrollbartrack-horizontal | scrollbartrack-vertical | searchfield | separator | sheet | spinner | spinner-downbutton | spinner-textfield | spinner-upbutton | splitter | statusbar | statusbarpanel | tab | tabpanel | tabpanels | tab-scroll-arrow-back | tab-scroll-arrow-forward | textfield | textfield-multiline | toolbar | toolbarbutton | toolbarbutton-dropdown | toolbargripper | toolbox | tooltip | treeheader | treeheadercell | treeheadersortarrow | treeitem | treeline | treetwisty | treetwistyopen | treeview | -moz-mac-unified-toolbar | -moz-win-borderless-glass | -moz-win-browsertabbar-toolbox | -moz-win-communicationstext | -moz-win-communications-toolbox | -moz-win-exclude-glass | -moz-win-glass | -moz-win-mediatext | -moz-win-media-toolbox | -moz-window-button-box | -moz-window-button-box-maximized | -moz-window-button-close | -moz-window-button-maximize | -moz-window-button-minimize | -moz-window-button-restore | -moz-window-frame-bottom | -moz-window-frame-left | -moz-window-frame-right | -moz-window-titlebar | -moz-window-titlebar-maximized
Initial value: none
(but this value is overridden in the user agent CSS)
The backface-visibility
CSS property sets whether the back face of an element is visible when turned towards the user.
Syntax: visible | hidden
Initial value: visible
In Mozilla applications like Firefox, the -moz-border-bottom-colors
CSS property sets a list of colors for the bottom border.
Syntax: <color>+ | none
Initial value: none
The border-inline-end-color
CSS property defines the color of the logical inline-end border of an element, which maps to a physical border color depending on the element's writing mode, directionality, and text orientation. It corresponds to the border-top-color
, border-right-color
, border-bottom-color
, or border-left-color
property depending on the values defined for writing-mode
, direction
, and text-orientation
.
Syntax: <'border-top-color'>
Initial value: currentcolor
The border-inline-end-style
CSS property defines the style of the logical inline end border of an element, which maps to a physical border style depending on the element's writing mode, directionality, and text orientation. It corresponds to the border-top-style
, border-right-style
, border-bottom-style
, or border-left-style
property depending on the values defined for writing-mode
, direction
, and text-orientation
.
Syntax: <'border-top-style'>
Initial value: none
The border-inline-end-width
CSS property defines the width of the logical inline-end border of an element, which maps to a physical border width depending on the element's writing mode, directionality, and text orientation. It corresponds to the border-top-width
, border-right-width
, border-bottom-width
, or border-left-width
property depending on the values defined for writing-mode
, direction
, and text-orientation
.
Syntax: <'border-top-width'>
Initial value: medium
In Mozilla applications like Firefox, the -moz-border-left-colors
CSS property sets a list of colors for the left border.
Syntax: <color>+ | none
Initial value: none
In Mozilla applications like Firefox, the -moz-border-right-colors
CSS property sets a list of colors for the right border.
Syntax: <color>+ | none
Initial value: none
The border-inline-start-color
CSS property defines the color of the logical inline start border of an element, which maps to a physical border color depending on the element's writing mode, directionality, and text orientation. It corresponds to the border-top-color
, border-right-color
, border-bottom-color
, or border-left-color
property depending on the values defined for writing-mode
, direction
, and text-orientation
.
Syntax: <'border-top-color'>
Initial value: currentcolor
The border-inline-start-style
CSS property defines the style of the logical inline start border of an element, which maps to a physical border style depending on the element's writing mode, directionality, and text orientation. It corresponds to the border-top-style
, border-right-style
, border-bottom-style
, or border-left-style
property depending on the values defined for writing-mode
, direction
, and text-orientation
.
Syntax: <'border-top-style'>
Initial value: none
In Mozilla applications like Firefox, the -moz-border-top-colors
CSS property sets a list of colors for the top border.
Syntax: <color>+ | none
Initial value: none
The box-sizing
CSS property sets how the total width and height of an element is calculated.
Syntax: content-box | border-box
Initial value: content-box
The column-count
CSS property breaks an element's content into the specified number of columns.
Syntax: <integer> | auto
Initial value: auto
The column-fill
CSS property controls how an element's contents are balanced when broken into columns.
Syntax: auto | balance | balance-all
Initial value: balance
The column-gap
CSS property sets the size of the gap (gutter) between an element's columns.
Syntax: normal | <length-percentage>
Initial value: normal
The column-rule-color
CSS property sets the color of the line drawn between columns in a multi-column layout.
Syntax: <color>
Initial value: currentcolor
The column-rule-style
CSS property sets the style of the line drawn between columns in a multi-column layout.
Syntax: <'border-style'>
Initial value: none
The column-rule-width
CSS property sets the width of the line drawn between columns in a multi-column layout.
Syntax: <'border-width'>
Initial value: medium
The column-width
CSS property sets the ideal column width in a multi-column layout. The container will have as many columns as can fit without any of them having a width less than the column-width
value. If the width of the container is narrower than the specified value, the single column's width will be smaller than the declared column width.
Syntax: <length> | auto
Initial value: auto
The **-moz-context-properties**
property can be used within privileged contexts in Firefox to share the values of specified properties of the element with a child SVG image.
Syntax: none | [ fill | fill-opacity | stroke | stroke-opacity ]#
Initial value: none
The font-feature-settings
CSS property controls advanced typographic features in OpenType fonts.
Syntax: normal | <feature-tag-value>#
Initial value: normal
The font-language-override
CSS property controls the use of language-specific glyphs in a typeface.
Syntax: normal | <string>
Initial value: normal
The hyphens
CSS property specifies how words should be hyphenated when text wraps across multiple lines. It can prevent hyphenation entirely, hyphenate at manually-specified points within the text, or let the browser automatically insert hyphens where appropriate.
Syntax: none | manual | auto
Initial value: manual
For certain XUL elements and pseudo-elements that use an image from the list-style-image
property, this property specifies a region of the image that is used in place of the whole image. This allows elements to use different pieces of the same image to improve performance.
Syntax: <shape> | auto
Initial value: auto
The margin-inline-end
CSS property defines the logical inline end margin of an element, which maps to a physical margin depending on the element's writing mode, directionality, and text orientation. In other words, it corresponds to the margin-top
, margin-right
, margin-bottom
or margin-left
property depending on the values defined for writing-mode
, direction
, and text-orientation
.
Syntax: <'margin-left'>
Initial value: 0
The margin-inline-start
CSS property defines the logical inline start margin of an element, which maps to a physical margin depending on the element's writing mode, directionality, and text orientation. It corresponds to the margin-top
, margin-right
, margin-bottom
, or margin-left
property depending on the values defined for writing-mode
, direction
, and text-orientation
.
Syntax: <'margin-left'>
Initial value: 0
The -moz-orient
CSS property specifies the orientation of the element to which it's applied.
Syntax: inline | block | horizontal | vertical
Initial value: inline
The font-smooth
CSS property controls the application of anti-aliasing when fonts are rendered.
Syntax: auto | never | always | <absolute-size> | <length>
Initial value: auto
The padding-inline-end
CSS property defines the logical inline end padding of an element, which maps to a physical padding depending on the element's writing mode, directionality, and text orientation.
Syntax: <'padding-left'>
Initial value: 0
The padding-inline-start
CSS property defines the logical inline start padding of an element, which maps to a physical padding depending on the element's writing mode, directionality, and text orientation.
Syntax: <'padding-left'>
Initial value: 0
The perspective
CSS property determines the distance between the z=0 plane and the user in order to give a 3D-positioned element some perspective.
Syntax: none | <length>
Initial value: none
The perspective-origin
CSS property determines the position at which the viewer is looking. It is used as the vanishing point by the perspective
property.
Syntax: <position>
Initial value: 50% 50%
-moz-stack-sizing
is an extended CSS property. Normally, a <xul:stack>
will change its size so that all of its child elements are completely visible. For example, moving a child of the stack far to the right will widen the stack so the child remains visible.
Syntax: ignore | stretch-to-fit
Initial value: stretch-to-fit
The tab-size
CSS property is used to customize the width of tab characters (U+0009).
Syntax: <integer> | <length>
Initial value: 8
The -moz-text-blink
non-standard Mozilla CSS extension specifies the blink mode.
Syntax: none | blink
Initial value: none
The text-size-adjust
CSS property controls the text inflation algorithm used on some smartphones and tablets. Other browsers will ignore this property.
Syntax: none | auto | <percentage>
Initial value: auto
for smartphone browsers supporting inflation, none
in other cases (and then not modifiable).
The transform-origin
CSS property sets the origin for an element's transformations.
Syntax: [ <length-percentage> | left | center | right | top | bottom ] | [ [ <length-percentage> | left | center | right ] && [ <length-percentage> | top | center | bottom ] ] <length>?
Initial value: 50% 50% 0
The transform-style
CSS property sets whether children of an element are positioned in the 3D space or are flattened in the plane of the element.
Syntax: flat | preserve-3d
Initial value: flat
The transition-delay
CSS property specifies the duration to wait before starting a property's transition effect when its value changes.
Syntax: <time>#
Initial value: 0s
The transition-duration
CSS property sets the length of time a transition animation should take to complete. By default, the value is 0s
, meaning that no animation will occur.
Syntax: <time>#
Initial value: 0s
The transition-property
CSS property sets the CSS properties to which a transition effect should be applied.
Syntax: none | <single-transition-property>#
Initial value: all
The transition-timing-function
CSS property sets how intermediate values are calculated for CSS properties being affected by a transition effect.
Syntax: <timing-function>#
Initial value: ease
The -moz-user-focus
CSS property is used to indicate whether an element can have the focus.
Syntax: ignore | normal | select-after | select-before | select-menu | select-same | select-all | none
Initial value: none
The user-modify
property has no effect in Firefox. It was originally planned to determine whether or not the content of an element can be edited by a user.
Syntax: read-only | read-write | write-only
Initial value: read-only
The **user-select**
CSS property controls whether the user can select text. This doesn't have any effect on content loaded as chrome, except in textboxes.
Syntax: auto | text | none | contain | all
Initial value: auto
The -moz-window-dragging
CSS property specifies whether a window is draggable or not. It only works in Chrome code, and only on Mac OS X.
Syntax: drag | no-drag
Initial value: drag
The -moz-window-shadow
CSS property specifies whether a window will have a shadow. It only works on Mac OS X.
Syntax: default | menu | tooltip | sheet | none
Initial value: default
The -ms-accelerator
CSS property is a Microsoft extension that sets or retrieves a string indicating whether the object represents a keyboard shortcut.
Syntax: false | true
Initial value: false
The align-self
CSS property overrides a grid or flex item's align-items
value. In Grid, it aligns the item inside the grid area. In Flexbox, it aligns the item on the cross axis.
Syntax: auto | normal | stretch | <baseline-position> | <overflow-position>? <self-position>
Initial value: auto
The -ms-block-progression
CSS property is a Microsoft extension that specifies the block progression and layout orientation.
Syntax: tb | rl | bt | lr
Initial value: tb
The -ms-content-zoom-chaining
CSS property is a Microsoft extension specifying the zoom behavior that occurs when a user hits the zoom limit during page manipulation.
Syntax: none | chained
Initial value: none
The -ms-content-zoom-limit-max
CSS property is a Microsoft extension that specifies the selected elements' maximum zoom factor.
Syntax: <percentage>
Initial value: 400%
The -ms-content-zoom-limit-min
CSS property is a Microsoft extension that specifies the minimum zoom factor.
Syntax: <percentage>
Initial value: 100%
The -ms-content-zoom-snap-points
CSS property is a Microsoft extension that specifies where zoom snap-points are located.
Syntax: snapInterval( <percentage>, <percentage> ) | snapList( <percentage># )
Initial value: snapInterval(0%, 100%)
The -ms-content-zoom-snap-type
CSS property is a Microsoft extension that specifies how zooming is affected by defined snap-points.
Syntax: none | proximity | mandatory
Initial value: none
The -ms-content-zooming
CSS property is a Microsoft extension that specifies whether zooming is enabled.
Syntax: none | zoom
Initial value: zoom for the top level element, none for all other elements
The -ms-filter
CSS property is a Microsoft extension that sets or retrieves the filter or collection of filters applied to an object.
Syntax: <string>
Initial value: "" (the empty string)
The flex-direction
CSS property sets how flex items are placed in the flex container defining the main axis and the direction (normal or reversed).
Syntax: row | row-reverse | column | column-reverse
Initial value: row
The flex-grow
CSS property sets the flex grow factor of a flex item main size.
Syntax: <number>
Initial value: 0
The -ms-flow-from
CSS property is a Microsoft extension that gets or sets a value identifying a region container in the document that accepts the content flow from the data source.
Syntax: [ none | <custom-ident> ]#
Initial value: none
The -ms-flow-into
CSS property is a Microsoft extension that gets or sets a value identifying an iframe container in the document that serves as the region's data source.
Syntax: [ none | <custom-ident> ]#
Initial value: none
The grid-auto-columns
CSS property specifies the size of an implicitly-created grid column track or pattern of tracks.
Syntax: <track-size>+
Initial value: auto
The grid-auto-rows
CSS property specifies the size of an implicitly-created grid row track or pattern of tracks.
Syntax: <track-size>+
Initial value: auto
The -ms-high-contrast-adjust
CSS property is a Microsoft extension that gets or sets a value indicating whether to override any CSS properties that would have been set in high contrast mode.
Syntax: auto | none
Initial value: auto
The -ms-hyphenate-limit-chars
CSS property is a Microsoft extension that specifies one to three values indicating the minimum number of characters in a hyphenated word. If the word does not meet the required minimum number of characters in the word, before the hyphen, or after the hyphen, then the word is not hyphenated.
Syntax: auto | <integer>{1,3}
Initial value: auto
The -ms-hyphenate-limit-lines
CSS property is a Microsoft extension specifying the maximum number of consecutive lines in an element that may be ended with a hyphenated word.
Syntax: no-limit | <integer>
Initial value: no-limit
The **-ms-hyphenate-limit-zone**
CSS property is a Microsoft extension specifying the width of the hyphenation zone.
Syntax: <percentage> | <length>
Initial value: 0
The hyphens
CSS property specifies how words should be hyphenated when text wraps across multiple lines. It can prevent hyphenation entirely, hyphenate at manually-specified points within the text, or let the browser automatically insert hyphens where appropriate.
Syntax: none | manual | auto
Initial value: manual
The -ms-ime-align
CSS property is a Microsoft extension aligning the Input Method Editor (IME) candidate window box relative to the element on which the IME composition is active. The extension is implemented in Microsoft Edge and Internet Explorer 11.
Syntax: auto | after
Initial value: auto
The line-break
CSS property sets how to break lines of Chinese, Japanese, or Korean (CJK) text when working with punctuation and symbols.
Syntax: auto | loose | normal | strict | anywhere
Initial value: auto
The order
CSS property sets the order to lay out an item in a flex or grid container. Items in a container are sorted by ascending order
value and then by their source code order.
Syntax: <integer>
Initial value: 0
The -ms-overflow-style
CSS property is a Microsoft extension controlling the behavior of scrollbars when the content of an element overflows.
Syntax: auto | none | scrollbar | -ms-autohiding-scrollbar
Initial value: auto
The overflow-x
CSS property sets what shows when content overflows a block-level element's left and right edges. This may be nothing, a scroll bar, or the overflow content.
Syntax: visible | hidden | clip | scroll | auto
Initial value: visible
The overflow-y
CSS property sets what shows when content overflows a block-level element's top and bottom edges. This may be nothing, a scroll bar, or the overflow content.
Syntax: visible | hidden | clip | scroll | auto
Initial value: visible
The **-ms-scroll-chaining**
CSS property is a Microsoft extension that specifies the scrolling behavior that occurs when a user hits the scroll limit during a manipulation.
Syntax: chained | none
Initial value: chained
The **-ms-scroll-limit-x-max**
CSS property is a Microsoft extension that specifies the maximum value for the Element.scrollLeft
property.
Syntax: auto | <length>
Initial value: auto
The -ms-scroll-limit-x-min
CSS property is a Microsoft extension that specifies the minimum value for the Element.scrollLeft
property.
Syntax: <length>
Initial value: 0
The -ms-scroll-limit-y-max
CSS property is a Microsoft extension that specifies the maximum value for the Element.scrollTop
property.
Syntax: auto | <length>
Initial value: auto
The -ms-scroll-limit-y-min
CSS property is a Microsoft extension that specifies the minimum value for the Element.scrollTop
property.
Syntax: <length>
Initial value: 0
The -ms-scroll-rails
CSS property is a Microsoft extension that specifies whether scrolling locks to the primary axis of motion.
Syntax: none | railed
Initial value: railed
The -ms-scroll-snap-points-x
CSS property is a Microsoft extension that specifies where snap-points will be located along the x-axis.
Syntax: snapInterval( <length-percentage>, <length-percentage> ) | snapList( <length-percentage># )
Initial value: snapInterval(0px, 100%)
The -ms-scroll-snap-points-y
CSS property is a Microsoft extension that specifies where snap-points will be located along the y-axis.
Syntax: snapInterval( <length-percentage>, <length-percentage> ) | snapList( <length-percentage># )
Initial value: snapInterval(0px, 100%)
The scroll-snap-type
CSS property sets how strictly snap points are enforced on the scroll container in case there is one.
Syntax: none | proximity | mandatory
Initial value: none
The -ms-scroll-translation
CSS property is a Microsoft extension that specifies whether vertical-to-horizontal scroll wheel translation occurs on the specified element.
Syntax: none | vertical-to-horizontal
Initial value: none
The -ms-scrollbar-3dlight-color
CSS property is a Microsoft extension specifying the color of the top and left edges of the scroll box and scroll arrows of a scroll bar.
Syntax: <color>
Initial value: depends on user agent
The -ms-scrollbar-arrow-color
CSS property is a Microsoft extension that specifies the color of the arrow elements of a scroll arrow.
Syntax: <color>
Initial value: ButtonText
The **-ms-scrollbar-base-color**
CSS property is a Microsoft extension that specifies the base color of the main elements of a scroll bar.
Syntax: <color>
Initial value: depends on user agent
The -ms-scrollbar-darkshadow-color
CSS property is a Microsoft extension that specifies the color of a scroll bar's gutter.
Syntax: <color>
Initial value: ThreeDDarkShadow
The **-ms-scrollbar-face-color**
CSS property is a Microsoft extension that specifies the color of the scroll box and scroll arrows of a scroll bar.
Syntax: <color>
Initial value: ThreeDFace
The **-ms-scrollbar-highlight-color**
CSS property is a Microsoft extension that specifies the color of the slider tray, the top and left edges of the scroll box, and the scroll arrows of a scroll bar.
Syntax: <color>
Initial value: ThreeDHighlight
The -ms-scrollbar-shadow-color
CSS property is a Microsoft extension that specifies the color of the bottom and right edges of the scroll box and scroll arrows of a scroll bar.
Syntax: <color>
Initial value: ThreeDDarkShadow
The -ms-text-autospace
CSS property is a Microsoft extension that specifies the autospacing and narrow space width adjustment of text.
Syntax: none | ideograph-alpha | ideograph-numeric | ideograph-parenthesis | ideograph-space
Initial value: none
The text-combine-upright
CSS property sets the combination of characters into the space of a single character. If the combined text is wider than 1em, the user agent must fit the contents within 1em. The resulting composition is treated as a single upright glyph for layout and decoration. This property only has an effect in vertical writing modes.
Syntax: none | all | [ digits <integer>? ]
Initial value: none
The text-overflow
CSS property sets how hidden overflow content is signaled to users. It can be clipped, display an ellipsis ('…
'), or display a custom string.
Syntax: [ clip | ellipsis | <string> ]{1,2}
Initial value: clip
The touch-action
CSS property sets how an element's region can be manipulated by a touchscreen user (for example, by zooming features built into the browser).
Syntax: auto | none | [ [ pan-x | pan-left | pan-right ] || [ pan-y | pan-up | pan-down ] || pinch-zoom ] | manipulation
Initial value: auto
The -ms-touch-select
CSS property is a Microsoft extension that toggles the gripper visual elements that enable touch text selection.
Syntax: grippers | none
Initial value: grippers
The transform
CSS property lets you rotate, scale, skew, or translate an element. It modifies the coordinate space of the CSS visual formatting model.
Syntax: none | <transform-list>
Initial value: none
The transform-origin
CSS property sets the origin for an element's transformations.
Syntax: [ <length-percentage> | left | center | right | top | bottom ] | [ [ <length-percentage> | left | center | right ] && [ <length-percentage> | top | center | bottom ] ] <length>?
Initial value: 50% 50% 0
The transition-delay
CSS property specifies the duration to wait before starting a property's transition effect when its value changes.
Syntax: <time>#
Initial value: 0s
The transition-duration
CSS property sets the length of time a transition animation should take to complete. By default, the value is 0s
, meaning that no animation will occur.
Syntax: <time>#
Initial value: 0s
The transition-property
CSS property sets the CSS properties to which a transition effect should be applied.
Syntax: none | <single-transition-property>#
Initial value: all
The transition-timing-function
CSS property sets how intermediate values are calculated for CSS properties being affected by a transition effect.
Syntax: <timing-function>#
Initial value: ease
The **user-select**
CSS property controls whether the user can select text. This doesn't have any effect on content loaded as chrome, except in textboxes.
Syntax: none | element | text
Initial value: text
The word-break
CSS property sets whether line breaks appear wherever the text would otherwise overflow its content box.
Syntax: normal | break-all | keep-all | break-word
Initial value: normal
The -ms-wrap-flow
CSS property is a Microsoft extension that specifies how exclusions impact inline content within block-level elements.
Syntax: auto | both | start | end | maximum | clear
Initial value: auto
The -ms-wrap-margin
CSS property is a Microsoft extension that specifies a margin that offsets the inner wrap shape from other shapes.
Syntax: <length>
Initial value: 0
The -ms-wrap-through
CSS property is a Microsoft extension that specifies how content should wrap around an exclusion element.
Syntax: wrap | none
Initial value: wrap
The writing-mode
CSS property sets whether lines of text are laid out horizontally or vertically, as well as the direction in which blocks progress. When set for an entire document, it should be set on the root element (html
element for HTML documents).
Syntax: horizontal-tb | vertical-rl | vertical-lr | sideways-rl | sideways-lr
Initial value: horizontal-tb
The object-fit
CSS property sets how the content of a replaced element, such as an <img>
or <video>
, should be resized to fit its container.
Syntax: fill | contain | cover | none | scale-down
Initial value: fill
The object-position
CSS property specifies the alignment of the selected replaced element's contents within the element's box. Areas of the box which aren't covered by the replaced element's object will show the element's background.
Syntax: <position>
Initial value: 50% 50%
The tab-size
CSS property is used to customize the width of tab characters (U+0009).
Syntax: <integer> | <length>
Initial value: 8
The text-overflow
CSS property sets how hidden overflow content is signaled to users. It can be clipped, display an ellipsis ('…
'), or display a custom string.
Syntax: [ clip | ellipsis | <string> ]{1,2}
Initial value: clip
The transform-origin
CSS property sets the origin for an element's transformations.
Syntax: [ <length-percentage> | left | center | right | top | bottom ] | [ [ <length-percentage> | left | center | right ] && [ <length-percentage> | top | center | bottom ] ] <length>?
Initial value: 50% 50% 0
The CSS align-content
property sets the distribution of space between and around content items along a flexbox's cross-axis or a grid's block axis.
Syntax: normal | <baseline-position> | <content-distribution> | <overflow-position>? <content-position>
Initial value: normal
The CSS align-items
property sets the align-self
value on all direct children as a group. In Flexbox, it controls the alignment of items on the Cross Axis. In Grid Layout, it controls the alignment of items on the Block Axis within their grid area.
Syntax: normal | stretch | <baseline-position> | [ <overflow-position>? <self-position> ]
Initial value: normal
The align-self
CSS property overrides a grid or flex item's align-items
value. In Grid, it aligns the item inside the grid area. In Flexbox, it aligns the item on the cross axis.
Syntax: auto | normal | stretch | <baseline-position> | <overflow-position>? <self-position>
Initial value: auto
The animation-delay
CSS property specifies the amount of time to wait from applying the animation to an element before beginning to perform the animation. The animation can start later, immediately from its beginning, or immediately and partway through the animation.
Syntax: <time>#
Initial value: 0s
The animation-direction
CSS property sets whether an animation should play forward, backward, or alternate back and forth between playing the sequence forward and backward.
Syntax: <single-animation-direction>#
Initial value: normal
The animation-duration
CSS property sets the length of time that an animation takes to complete one cycle.
Syntax: <time>#
Initial value: 0s
The animation-fill-mode
CSS property sets how a CSS animation applies styles to its target before and after its execution.
Syntax: <single-animation-fill-mode>#
Initial value: none
The animation-iteration-count
CSS property sets the number of times an animation sequence should be played before stopping.
Syntax: <single-animation-iteration-count>#
Initial value: 1
The animation-name
CSS property specifies the names of one or more @keyframes
at-rules describing the animation or animations to apply to the element.
Syntax: [ none | <keyframes-name> ]#
Initial value: none
The animation-play-state
CSS property sets whether an animation is running or paused.
Syntax: <single-animation-play-state>#
Initial value: running
The animation-timing-function
CSS property sets how an animation progresses through the duration of each cycle.
Syntax: <timing-function>#
Initial value: ease
The **appearance**
CSS property is used to display an element using platform-native styling, based on the operating system's theme. The -moz-appearance
and -webkit-appearance
properties are non-standard versions of this propery, used (respectively) by Gecko (Firefox) and by WebKit-based (e.g., Safari) and Blink-based (e.g., Chrome, Opera) browsers to achieve the same thing. Note that Firefox and Edge also support -webkit-appearance
, for compatibility reasons.
Syntax: none | button | button-bevel | caret | checkbox | default-button | inner-spin-button | listbox | listitem | media-controls-background | media-controls-fullscreen-background | media-current-time-display | media-enter-fullscreen-button | media-exit-fullscreen-button | media-fullscreen-button | media-mute-button | media-overlay-play-button | media-play-button | media-seek-back-button | media-seek-forward-button | media-slider | media-sliderthumb | media-time-remaining-display | media-toggle-closed-captions-button | media-volume-slider | media-volume-slider-container | media-volume-sliderthumb | menulist | menulist-button | menulist-text | menulist-textfield | meter | progress-bar | progress-bar-value | push-button | radio | searchfield | searchfield-cancel-button | searchfield-decoration | searchfield-results-button | searchfield-results-decoration | slider-horizontal | slider-vertical | sliderthumb-horizontal | sliderthumb-vertical | square-button | textarea | textfield
Initial value: none
(but this value is overridden in the user agent CSS)
The backdrop-filter
CSS property lets you apply graphical effects such as blurring or color shifting to the area behind an element. Because it applies to everything behind the element, to see the effect you must make the element or its background at least partially transparent.
Syntax: none | <filter-function-list>
Initial value: none
The backface-visibility
CSS property sets whether the back face of an element is visible when turned towards the user.
Syntax: visible | hidden
Initial value: visible
The background-clip
CSS property sets whether an element's background extends underneath its border box, padding box, or content box.
Syntax: <box>#
Initial value: border-box
The background-origin
CSS property sets the background's origin: from the border start, inside the border, or inside the padding.
Syntax: <box>#
Initial value: padding-box
The background-size
CSS property sets the size of the element's background image. The image can be left to its natural size, stretched, or constrained to fit the available space.
Syntax: <bg-size>#
Initial value: auto auto
Syntax: <'color'>
Initial value: currentcolor
Syntax: <'border-style'>
Initial value: none
Syntax: <'border-width'>
Initial value: medium
The border-bottom-left-radius
CSS property rounds the bottom-left corner of an element by specifying the radius (or the radius of the semi-major and semi-minor axes) of the ellipse defining the curvature of the corner.
Syntax: <length-percentage>{1,2}
Initial value: 0
The border-bottom-right-radius
CSS property rounds the top-left corner of an element by specifying the radius (or the radius of the semi-major and semi-minor axes) of the ellipse defining the curvature of the corner.
Syntax: <length-percentage>{1,2}
Initial value: 0
The border-image-slice
CSS property divides the image specified by border-image-source
into regions. These regions form the components of an element's border image.
Syntax: <number-percentage>{1,4} && fill?
Initial value: 100%
The border-top-left-radius
CSS property rounds the top-left corner of an element by specifying the radius (or the radius of the semi-major and semi-minor axes) of the ellipse defining the curvature of the corner.
Syntax: <length-percentage>{1,2}
Initial value: 0
The border-top-right-radius
CSS property rounds the top-right corner of an element by specifying the radius (or the radius of the semi-major and semi-minor axes) of the ellipse defining the curvature of the corner.
Syntax: <length-percentage>{1,2}
Initial value: 0
The box-decoration-break
CSS property specifies how an element's fragments should be rendered when broken across multiple lines, columns, or pages.
Syntax: slice | clone
Initial value: slice
The -webkit-box-reflect
CSS property lets you reflect the content of an element in one specific direction.
Syntax: [ above | below | right | left ]? <length>? <image>?
Initial value: none
The box-shadow
CSS property adds shadow effects around an element's frame. You can set multiple effects separated by commas. A box shadow is described by X and Y offsets relative to the element, blur and spread radius, and color.
Syntax: none | <shadow>#
Initial value: none
The box-sizing
CSS property sets how the total width and height of an element is calculated.
Syntax: content-box | border-box
Initial value: content-box
The **clip-path**
CSS property creates a clipping region that sets what part of an element should be shown. Parts that are inside the region are shown, while those outside are hidden.
Syntax: <clip-source> | [ <basic-shape> || <geometry-box> ] | none
Initial value: none
The column-count
CSS property breaks an element's content into the specified number of columns.
Syntax: <integer> | auto
Initial value: auto
The column-fill
CSS property controls how an element's contents are balanced when broken into columns.
Syntax: auto | balance | balance-all
Initial value: balance
The column-gap
CSS property sets the size of the gap (gutter) between an element's columns.
Syntax: normal | <length-percentage>
Initial value: normal
The column-rule-color
CSS property sets the color of the line drawn between columns in a multi-column layout.
Syntax: <color>
Initial value: currentcolor
The column-rule-style
CSS property sets the style of the line drawn between columns in a multi-column layout.
Syntax: <'border-style'>
Initial value: none
The column-rule-width
CSS property sets the width of the line drawn between columns in a multi-column layout.
Syntax: <'border-width'>
Initial value: medium
The column-span
CSS property makes it possible for an element to span across all columns when its value is set to all
.
Syntax: none | all
Initial value: none
The column-width
CSS property sets the ideal column width in a multi-column layout. The container will have as many columns as can fit without any of them having a width less than the column-width
value. If the width of the container is narrower than the specified value, the single column's width will be smaller than the declared column width.
Syntax: <length> | auto
Initial value: auto
The filter
CSS property applies graphical effects like blur or color shift to an element. Filters are commonly used to adjust the rendering of images, backgrounds, and borders.
Syntax: none | <filter-function-list>
Initial value: none
The flex-basis
CSS property sets the initial main size of a flex item. It sets the size of the content box unless otherwise set with box-sizing
.
Syntax: content | <'width'>
Initial value: auto
The flex-direction
CSS property sets how flex items are placed in the flex container defining the main axis and the direction (normal or reversed).
Syntax: row | row-reverse | column | column-reverse
Initial value: row
The flex-grow
CSS property sets the flex grow factor of a flex item main size.
Syntax: <number>
Initial value: 0
The flex-shrink
CSS property sets the flex shrink factor of a flex item. If the size of all flex items is larger than the flex container, items shrink to fit according to flex-shrink
.
Syntax: <number>
Initial value: 1
The flex-wrap
CSS property sets whether flex items are forced onto one line or can wrap onto multiple lines. If wrapping is allowed, it sets the direction that lines are stacked.
Syntax: nowrap | wrap | wrap-reverse
Initial value: nowrap
The font-feature-settings
CSS property controls advanced typographic features in OpenType fonts.
Syntax: normal | <feature-tag-value>#
Initial value: normal
The font-kerning
CSS property sets the use of the kerning information stored in a font.
Syntax: auto | normal | none
Initial value: auto
The font-smooth
CSS property controls the application of anti-aliasing when fonts are rendered.
Syntax: auto | never | always | <absolute-size> | <length>
Initial value: auto
The font-variant-ligatures
CSS property controls which ligatures and contextual forms are used in textual content of the elements it applies to. This leads to more harmonized forms in the resulting text.
Syntax: normal | none | [ <common-lig-values> || <discretionary-lig-values> || <historical-lig-values> || <contextual-alt-values> ]
Initial value: normal
The hyphens
CSS property specifies how words should be hyphenated when text wraps across multiple lines. It can prevent hyphenation entirely, hyphenate at manually-specified points within the text, or let the browser automatically insert hyphens where appropriate.
Syntax: none | manual | auto
Initial value: manual
The CSS justify-content
property defines how the browser distributes space between and around content items along the main-axis of a flex container, and the inline axis of a grid container.
Syntax: normal | <content-distribution> | <overflow-position>? [ <content-position> | left | right ]
Initial value: normal
The line-break
CSS property sets how to break lines of Chinese, Japanese, or Korean (CJK) text when working with punctuation and symbols.
Syntax: auto | loose | normal | strict | anywhere
Initial value: auto
The -webkit-line-clamp
CSS property allows limiting of the contents of a block container to the specified number of lines.
Syntax: none | <integer>
Initial value: none
The margin-inline-end
CSS property defines the logical inline end margin of an element, which maps to a physical margin depending on the element's writing mode, directionality, and text orientation. In other words, it corresponds to the margin-top
, margin-right
, margin-bottom
or margin-left
property depending on the values defined for writing-mode
, direction
, and text-orientation
.
Syntax: <'margin-left'>
Initial value: 0
The margin-inline-start
CSS property defines the logical inline start margin of an element, which maps to a physical margin depending on the element's writing mode, directionality, and text orientation. It corresponds to the margin-top
, margin-right
, margin-bottom
, or margin-left
property depending on the values defined for writing-mode
, direction
, and text-orientation
.
Syntax: <'margin-left'>
Initial value: 0
If a -webkit-mask-image
is specified, -webkit-mask-attachment
determines whether the mask image's position is fixed within the viewport, or scrolls along with its containing block.
Syntax: <attachment>#
Initial value: scroll
The mask-clip
CSS property determines the area which is affected by a mask. The painted content of an element must be restricted to this area.
Syntax: [ <box> | border | padding | content | text ]#
Initial value: border
The -webkit-mask-composite
property specifies the manner in which multiple mask images applied to the same element are composited with one another. Mask images are composited in the opposite order that they are declared with the -webkit-mask-image
property.
Syntax: <composite-style>#
Initial value: source-over
The mask-image
CSS property sets the image that is used as mask layer for an element.
Syntax: <mask-reference>#
Initial value: none
The mask-origin
CSS property sets the origin of a mask.
Syntax: [ <box> | border | padding | content ]#
Initial value: padding
The mask-position
CSS property sets the initial position, relative to the mask position layer set by mask-origin
, for each defined mask image.
Syntax: <position>#
Initial value: 0% 0%
The -webkit-mask-position-x
CSS property sets the initial horizontal position of a mask image.
Syntax: [ <length-percentage> | left | center | right ]#
Initial value: 0%
The -webkit-mask-position-y
CSS property sets the initial vertical position of a mask image.
Syntax: [ <length-percentage> | top | center | bottom ]#
Initial value: 0%
The mask-repeat
CSS property sets how mask images are repeated. A mask image can be repeated along the horizontal axis, the vertical axis, both axes, or not repeated at all.
Syntax: <repeat-style>#
Initial value: repeat
The -webkit-mask-repeat-x
property specifies whether and how a mask image is repeated (tiled) horizontally.
Syntax: repeat | no-repeat | space | round
Initial value: repeat
The -webkit-mask-repeat-y
property sets whether and how a mask image is repeated (tiled) vertically.
Syntax: repeat | no-repeat | space | round
Initial value: repeat
The mask-size
CSS property specifies the sizes of the mask images. The size of the image can be fully or partially constrained in order to preserve its intrinsic ratio.
Syntax: <bg-size>#
Initial value: auto auto
The max-inline-size
CSS property defines the horizontal or vertical maximum size of an element's block depending on its writing mode. It corresponds to the max-width
or the max-height
property depending on the value defined for writing-mode
. If the writing mode is vertically oriented, the value of max-inline-size
relates to the maximal height of the element, otherwise it relates to the maximal width of the element. It relates to max-block-size
, which defines the other dimension of the element.
Syntax: <'max-width'>
Initial value: 0
The order
CSS property sets the order to lay out an item in a flex or grid container. Items in a container are sorted by ascending order
value and then by their source code order.
Syntax: <integer>
Initial value: 0
The -webkit-overflow-scrolling
CSS property controls whether or not touch devices use momentum-based scrolling for a given element.
Syntax: auto | touch
Initial value: auto
The padding-inline-end
CSS property defines the logical inline end padding of an element, which maps to a physical padding depending on the element's writing mode, directionality, and text orientation.
Syntax: <'padding-left'>
Initial value: 0
The padding-inline-start
CSS property defines the logical inline start padding of an element, which maps to a physical padding depending on the element's writing mode, directionality, and text orientation.
Syntax: <'padding-left'>
Initial value: 0
The perspective
CSS property determines the distance between the z=0 plane and the user in order to give a 3D-positioned element some perspective.
Syntax: none | <length>
Initial value: none
The perspective-origin
CSS property determines the position at which the viewer is looking. It is used as the vanishing point by the perspective
property.
Syntax: <position>
Initial value: 50% 50%
The color-adjust
CSS property sets what, if anything, the user agent may do to optimize the appearance of the element on the output device. By default, the browser is allowed to make any adjustments to the element's appearance it determines to be necessary and prudent given the type and capabilities of the output device.
Syntax: economy | exact
Initial value: economy
The scroll-snap-type
CSS property sets how strictly snap points are enforced on the scroll container in case there is one.
Syntax: none | [ x | y | block | inline | both ] [ mandatory | proximity ]?
Initial value: none
The shape-margin
CSS property sets a margin for a CSS shape created using shape-outside
.
Syntax: <length-percentage>
Initial value: 0
-webkit-tap-highlight-color
is a non-standard CSS property that sets the color of the highlight that appears over a link while it's being tapped. The highlighting indicates to the user that their tap is being successfully recognized, and indicates which element they're tapping on.
Syntax: <color>
Initial value: black
The text-combine-upright
CSS property sets the combination of characters into the space of a single character. If the combined text is wider than 1em, the user agent must fit the contents within 1em. The resulting composition is treated as a single upright glyph for layout and decoration. This property only has an effect in vertical writing modes.
Syntax: none | all | [ digits <integer>? ]
Initial value: none
The text-decoration-color
CSS property sets the color of decorations added to text by text-decoration-line
.
Syntax: <color>
Initial value: currentcolor
The text-decoration-line
CSS property sets the kind of decoration that is used on text in an element, such as an underline or overline.
Syntax: none | [ underline || overline || line-through || blink ] | spelling-error | grammar-error
Initial value: none
The text-decoration-skip
CSS property sets what parts of an element’s content any text decoration affecting the element must skip over. It controls all text decoration lines drawn by the element and also any text decoration lines drawn by its ancestors.
Syntax: none | [ objects || [ spaces | [ leading-spaces || trailing-spaces ] ] || edges || box-decoration ]
Initial value: objects
The text-decoration-style
CSS property sets the style of the lines specified by text-decoration-line
. The style applies to all lines that are set with text-decoration-line
.
Syntax: solid | double | dotted | dashed | wavy
Initial value: solid
The text-emphasis-color
CSS property sets the color of emphasis marks. This value can also be set using the text-emphasis
shorthand.
Syntax: <color>
Initial value: currentcolor
The text-emphasis-position
CSS property sets where emphasis marks are drawn. Like ruby text, if there isn't enough room for emphasis marks, the line height is increased.
Syntax: [ over | under ] && [ right | left ]
Initial value: over right
The text-emphasis-style
CSS property sets the appearance of emphasis marks. It can also be set, and reset, using the text-emphasis
shorthand.
Syntax: none | [ [ filled | open ] || [ dot | circle | double-circle | triangle | sesame ] ] | <string>
Initial value: none
The -webkit-text-fill-color
CSS property specifies the fill color of characters of text. If this property is not set, the value of the color
property is used.
Syntax: <color>
Initial value: currentcolor
The text-orientation
CSS property sets the orientation of the text characters in a line. It only affects text in vertical mode (when writing-mode
is not horizontal-tb
). It is useful for controlling the display of languages that use vertical script, and also for making vertical table headers.
Syntax: mixed | upright | sideways
Initial value: mixed
The text-size-adjust
CSS property controls the text inflation algorithm used on some smartphones and tablets. Other browsers will ignore this property.
Syntax: none | auto | <percentage>
Initial value: auto
for smartphone browsers supporting inflation, none
in other cases (and then not modifiable).
The -webkit-text-stroke-color
CSS property specifies the stroke color of characters of text. If this property is not set, the value of the color
property is used.
Syntax: <color>
Initial value: currentcolor
The -webkit-text-stroke-width
CSS property specifies the width of the stroke for text.
Syntax: <length>
Initial value: 0
The text-underline-position
CSS property specifies the position of the underline which is set using the text-decoration
property's underline
value.
Syntax: auto | from-font | [ under || [ left | right ] ]
Initial value: auto
The -webkit-touch-callout
CSS property controls the display of the default callout shown when you touch and hold a touch target.
Syntax: default | none
Initial value: default
The transform
CSS property lets you rotate, scale, skew, or translate an element. It modifies the coordinate space of the CSS visual formatting model.
Syntax: none | <transform-list>
Initial value: none
The transform-origin
CSS property sets the origin for an element's transformations.
Syntax: [ <length-percentage> | left | center | right | top | bottom ] | [ [ <length-percentage> | left | center | right ] && [ <length-percentage> | top | center | bottom ] ] <length>?
Initial value: 50% 50% 0
The transform-style
CSS property sets whether children of an element are positioned in the 3D space or are flattened in the plane of the element.
Syntax: flat | preserve-3d
Initial value: flat
The transition-delay
CSS property specifies the duration to wait before starting a property's transition effect when its value changes.
Syntax: <time>#
Initial value: 0s
The transition-duration
CSS property sets the length of time a transition animation should take to complete. By default, the value is 0s
, meaning that no animation will occur.
Syntax: <time>#
Initial value: 0s
The transition-property
CSS property sets the CSS properties to which a transition effect should be applied.
Syntax: none | <single-transition-property>#
Initial value: all
The transition-timing-function
CSS property sets how intermediate values are calculated for CSS properties being affected by a transition effect.
Syntax: <timing-function>#
Initial value: ease
Syntax: read-only | read-write | read-write-plaintext-only
Initial value: read-only
The **user-select**
CSS property controls whether the user can select text. This doesn't have any effect on content loaded as chrome, except in textboxes.
Syntax: auto | text | none | contain | all
Initial value: auto
The writing-mode
CSS property sets whether lines of text are laid out horizontally or vertically, as well as the direction in which blocks progress. When set for an entire document, it should be set on the root element (html
element for HTML documents).
Syntax: horizontal-tb | vertical-rl | vertical-lr | sideways-rl | sideways-lr
Initial value: horizontal-tb