D — A–Z

Every CSS entry starting with D, grouped by kind. Pseudo-classes, pseudo-elements and types are filed by their first letter, ignoring the leading :, :: or <.

Name	Description
Color
`darkblue`	Named colour #00008b.
`darkcyan`	Named colour #008b8b.
`darkgoldenrod`	Named colour #b8860b.
`darkgray`	Named colour #a9a9a9.
`darkgreen`	Named colour #006400.
`darkgrey`	Named colour #a9a9a9.
`darkkhaki`	Named colour #bdb76b.
`darkmagenta`	Named colour #8b008b.
`darkolivegreen`	Named colour #556b2f.
`darkorange`	Named colour #ff8c00.
`darkorchid`	Named colour #9932cc.
`darkred`	Named colour #8b0000.
`darksalmon`	Named colour #e9967a.
`darkseagreen`	Named colour #8fbc8f.
`darkslateblue`	Named colour #483d8b.
`darkslategray`	Named colour #2f4f4f.
`darkslategrey`	Named colour #2f4f4f.
`darkturquoise`	Named colour #00ced1.
`darkviolet`	Named colour #9400d3.
`deeppink`	Named colour #ff1493.
`deepskyblue`	Named colour #00bfff.
`dimgray`	Named colour #696969.
`dimgrey`	Named colour #696969.
`dodgerblue`	Named colour #1e90ff.
Combinator
`descendant combinator`	A space between selectors: matches elements nested anywhere inside another.
Descriptor
`descent-override`	An @font-face descriptor that overrides the font's descent metric.
Function
`drop-shadow()`	A shadow that follows the shape of visible pixels.
`dynamic-range-limit-mix()`	Mixes dynamic-range-limit values to set an in-between HDR limit.
Media feature
`device-aspect-ratio`	Deprecated: the aspect ratio of the whole device. Use aspect-ratio.
`device-height`	Deprecated: the height of the whole device. Use height.
`device-posture`	Whether a foldable device is flat or folded.
`device-width`	Deprecated: the width of the whole device. Use width.
`display-mode`	How an installed web app is shown: browser tab, standalone, full screen.
`dynamic-range`	Whether the display supports high dynamic range.
Property
`d`	The path data of an SVG path element.
`direction`	The base direction of text: left to right or right to left.
`display`	Sets the outer and inner display type of a box, or removes it.
`dominant-baseline`	Which baseline a box aligns its inline content to.
`dynamic-range-limit`	Limits how bright HDR images and video may be shown.
Pseudo-class
`:default`	Matches the default button, option or checked-by-default control.
`:defined`	Matches built-in elements and custom elements that have been defined.
`:dir()`	Matches elements by text direction, ltr or rtl.
`:disabled`	Matches disabled form controls.
Pseudo-element
`::details-content`	The expandable content of a details element.
Type
`<dashed-ident>`	An author-chosen name that starts with two hyphens.
`<dimension>`	Any number with a unit attached.
`<display-box>`	contents or none: whether an element generates a box.
`<display-inside>`	The inner display type: flow, flow-root, table, flex, grid or ruby.
`<display-internal>`	The internal parts of table and ruby layout, such as table-cell.
`<display-legacy>`	inline-block, inline-flex and the other single-keyword inline forms.
`<display-listitem>`	A list-item box that generates a marker.
`<display-outside>`	The outer display type: block or inline.
Unit
`deg`	Degrees; a full circle is 360deg.
`dpcm`	Dots per centimetre.
`dpi`	Dots per inch.
`dppx`	Dots per CSS pixel; 1dppx is 96dpi.
`dvb`	1% of the dynamic viewport in the block axis.
`dvh`	1% of the dynamic viewport height, tracking the toolbars.
`dvi`	1% of the dynamic viewport in the inline axis.
`dvmax`	1% of the dynamic viewport's larger dimension.
`dvmin`	1% of the dynamic viewport's smaller dimension.
`dvw`	1% of the dynamic viewport width, tracking the toolbars.