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  • Web/CSS/@counter-style/speak-as The speak-as descriptor specifies how a counter symbol constructed with a given @counter-style will ...
  • Web/CSS/@counter-style/suffix The suffix is used with @counter-style to specify a symbol that will be appended to the marker ...
  • Web/CSS/@counter-style/symbols The symbols descriptor is used to specify the symbols that the specified counter system will use to ...
  • Web/CSS/@counter-style/system The system descriptor specifies the algorithm to be used for converting the integer value of a ...
  • Web/CSS/@document The @document rule is an at-rule that restricts the style rules contained within it based on the ...
  • Web/CSS/@font-face The @font-face CSS at-rule allows authors to specify online fonts to display text on their web ...
  • Web/CSS/@font-feature-values The @font-feature-values CSS at-rule allows authors to use a common name in font-variant-alternates ...
  • Web/CSS/@import The @import CSS at-rule allows to import style rules from other style sheets. These rules must ...
  • Web/CSS/@keyframes The @keyframes CSS at-rule lets authors control the intermediate steps in a CSS animation sequence ...
  • Web/CSS/@media The @media CSS at-rule associates a set of nested statements, in a CSS block that is delimited by ...
  • Web/CSS/@media/any-hover any-hover is a CSS media feature that can be used to check whether any available input mechanism ...
  • Web/CSS/@media/any-pointer any-pointer is a CSS media feature that can be used to check whether any available input mechanism ...
  • Web/CSS/@media/aspect-ratio aspect-ratio is a CSS media feature whose value is the width-to-height aspect ratio of the viewport.
  • Web/CSS/@media/color color is a CSS media feature whose value is the integer number of bits per color component of the ...
  • Web/CSS/@media/color-index color-index is a CSS media feature whose value is the integer number of entries in the output ...
  • Web/CSS/@media/device-aspect-ratio device-aspect-ratio is a deprecated CSS media feature whose value is the width-to-height aspect ...
  • Web/CSS/@media/device-height device-height is a deprecated CSS media feature whose value is the height of the rendering surface ...
  • Web/CSS/@media/device-width device-width is a deprecated CSS media feature whose value is the width of the rendering surface of ...
  • Web/CSS/@media/grid grid is a CSS media feature whose value is an mq-boolean indicating whether or not the device a ...
  • Web/CSS/@media/height height is a CSS media feature whose value is the viewport's height as a CSS length.
  • Web/CSS/@media/hover hover is a CSS media feature that can be used to check whether the primary input mechanism allows ...
  • Web/CSS/@media/inverted-colors inverted-colors is a CSS media feature that can be used to check whether the user agent or ...
  • Web/CSS/@media/light-level light-level is a CSS media feature that can be used to check the current ambient light level.
  • Web/CSS/@media/monochrome monochrome is a CSS media feature whose value is the integer number of bits per pixel in the output ...
  • Web/CSS/@media/orientation orientation is a CSS media feature that can be used to check what the orientation of the viewport ...
  • Web/CSS/@media/overflow-block overflow-block is a CSS media feature that can be used to check how the output device handles ...
  • Web/CSS/@media/overflow-inline overflow-inline is a CSS media feature which can be used to indicate whether content that overflows ...
  • Web/CSS/@media/pointer pointer is a CSS media feature that can be used to check whether the primary input mechanism is a ...
  • Web/CSS/@media/resolution resolution is a CSS media feature whose value is the pixel density of the output device, as a CSS ...
  • Web/CSS/@media/scan scan is a CSS media feature that can be used to check what the scanning process (if any) of the ...
  • Web/CSS/@media/scripting scripting is a CSS media feature that can be used to check whether scripting (e.g., JavaScript) is ...
  • Web/CSS/@media/update-frequency update-frequency is a CSS media feature that can be used to check how quickly (if at all) the ...
  • Web/CSS/@media/width width is a CSS media feature whose value is the viewport's width as a CSS length.
  • Web/CSS/@namespace The @namespace rule is an at-rule that defines the XML namespaces that will be used in the style ...
  • Web/CSS/@page The @page CSS at-rule is used to modify some CSS properties when printing a document. You can't ...
  • Web/CSS/@supports The @supports CSS at-rule associates a set of nested statements, in a CSS block, that is delimited ...
  • Web/CSS/@viewport The @viewport CSS at-rule contains a set of nested descriptors in a CSS block that is delimited by ...
  • Web/CSS/@viewport/max-zoom The max-zoom CSS descriptor sets the maximum zoom factor of a document defined by @viewport. The ...
  • Web/CSS/@viewport/min-zoom The min-zoom CSS descriptor sets the minimum zoom factor of a document defined via @viewport. The ...
  • Web/CSS/@viewport/orientation The orientation CSS descriptor controls the orientation of a document defined by @viewport.
  • Web/CSS/@viewport/user-zoom The user-zoom CSS descriptor controls whether or not the user should be able to change the zoom ...
  • Web/CSS/@viewport/zoom The zoom CSS Descriptor sets the initial zoom factor of a document defined by @viewport.
  • Web/CSS/actual_value The actual value of a CSS property is the used value after all approximations have been applied. ...
  • Web/CSS/Adjacent_sibling_selectors This is referred to as an adjacent selector. It will select only the specified element that ...
  • Web/CSS/Alias The alias cursor value is used to indicate an alias or shortcut to something that is to be created. ...
  • Web/CSS/align-content The CSS align-content property aligns a flex container's lines within the flex container when there ...
  • Web/CSS/align-items The CSS align-items property aligns flex items of the current flex line the same way as ...
  • Web/CSS/align-self The align-self CSS property aligns flex items of the current flex line overriding the align-items ...
  • Web/CSS/all The CSS all shorthand property resets all properties, apart from unicode-bidi and direction, to ...
  • Web/CSS/Alternative_style_sheets Firefox offers support for alternative style sheets. Pages that provide alternative style sheets ...
  • Web/CSS/angle The angle CSS data type represents angle values. Positive angles represent right angles, negative ...
  • Web/CSS/animation The animation CSS property is a shorthand property for animation-name, animation-duration, ...
  • Web/CSS/animation-delay The animation-delay CSS property specifies when the animation should start. This lets the animation ...
  • Web/CSS/animation-direction The animation-direction CSS property indicates whether the animation should play in reverse on ...
  • Web/CSS/animation-duration The animation-duration CSS property specifies the length of time that an animation should take to ...
  • Web/CSS/animation-fill-mode The animation-fill-mode CSS property specifies how a CSS animation should apply styles to its ...
  • Web/CSS/animation-iteration-count The animation-iteration-count CSS property defines the number of times an animation cycle should be ...
  • Web/CSS/animation-name The animation-name CSS property specifies a list of animations that should be applied to the ...
  • Web/CSS/animation-play-state The animation-play-state CSS property determines whether an animation is running or paused. This ...
  • Web/CSS/animation-timing-function The CSS animation-timing-function property specifies how a CSS animation should progress over the ...
  • Web/CSS/At-rule An at-rule is a CSS statement beginning with an at sign, ' @ ' (U+0040 COMMERCIAL AT), followed by ...
  • Web/CSS/attr The attr() CSS function is used to retrieve the value of an attribute of the selected element and ...
  • Web/CSS/Attribute_selectors Attribute selectors select an element using the presence of a given attribute or attribute value.
  • Web/CSS/Aural A media group defined by the CSS standards.
  • Web/CSS/azimuth In combination with elevation, azimuth enables different audio sources to be positioned spatially ...
  • Web/CSS/backface-visibility The CSS backface-visibility property determines whether or not the back face of the element is ...
  • Web/CSS/background The background CSS property is a shorthand for setting the individual background values in a single ...
  • Web/CSS/background-attachment If a background-image is specified, the background-attachment CSS property determines whether that ...
  • Web/CSS/background-blend-mode The background-blend-mode CSS property describes how the element's background images should blend ...
  • Web/CSS/background-clip The background-clip CSS property specifies whether an element's background, either the color or ...
  • Web/CSS/background-color The background-color CSS property sets the background color of an element, either through a color ...
  • Web/CSS/background-image The CSS background-image property sets one or several background images for an element. The images ...
  • Web/CSS/background-origin The background-origin CSS property determines the background positioning area, that is the position ...
  • Web/CSS/background-position The background-position CSS property sets the initial position, relative to the background position ...
  • Web/CSS/background-repeat The background-repeat CSS property defines how background images are repeated. A background image ...
  • Web/CSS/background-size The background-size CSS property specifies the size of the background images. The size of the image ...
  • Web/CSS/basic-shape The basic-shape type can be specified using basic shape functions. When using this syntax to define ...
  • Web/CSS/bleed This property specifies the extent of the page bleed area outside the page box. This property only ...
  • Web/CSS/blend-mode The blend-mode type is a collection of keywords describing blend modes.
  • Web/CSS/block-size The block-size CSS property defines the horizontal or vertical size of an element's block depending ...
  • Web/CSS/border The border CSS property is a shorthand property for setting the individual border property values ...
  • Web/CSS/border-block-end The border-block-end CSS property is a shorthand property for setting the individual logical block ...
  • Web/CSS/border-block-end-color The border-block-end-color CSS property defines the color of the logical block end border of an ...
  • Web/CSS/border-block-end-style The border-block-end-style CSS property defines the style of the logical block end border of an ...
  • Web/CSS/border-block-end-width The border-block-end-width CSS property defines the width of the logical block end border of an ...
  • Web/CSS/border-block-start The border-block-start CSS property is a shorthand property for setting the individual logical ...
  • Web/CSS/border-block-start-color The border-block-start-color CSS property defines the color of the logical block start border of an ...
  • Web/CSS/border-block-start-style The border-block-start-style CSS property defines the style of the logical block start border of an ...
  • Web/CSS/border-block-start-width The border-block-start-width CSS property defines the width of the logical block start border of an ...
  • Web/CSS/border-bottom The border-bottom CSS property is a shorthand that sets the values of border-bottom-color, ...
  • Web/CSS/border-bottom-color The border-bottom-color CSS property sets the color of the bottom border of an element. Note that ...
  • Web/CSS/border-bottom-left-radius The border-bottom-left-radius CSS property sets the rounding of the bottom-left corner of the ...
  • Web/CSS/border-bottom-right-radius The border-bottom-right-radius CSS property sets the rounding of the bottom-right corner of the ...
  • Web/CSS/border-bottom-style The border-bottom-style CSS property sets the line style of the bottom border of a box.
  • Web/CSS/border-bottom-width The border-bottom-width CSS property sets the width of the bottom border of a box.
  • Web/CSS/border-collapse The border-collapse CSS property determines whether a table's borders are separated or collapsed. ...
  • Web/CSS/border-color The border-color CSS property is a shorthand for setting the color of the four sides of an ...
  • Web/CSS/border-image The border-image CSS property allows drawing an image on the borders of elements. This makes ...
  • Web/CSS/border-image-outset The border-image-outset property describes by what amount the border image area extends beyond the ...
  • Web/CSS/border-image-repeat The border-image-repeat CSS property defines how the middle part of a border image is handled so ...
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