The word-spacing CSS property specifies the spacing behavior between tags and words.

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The unicode-range CSS descriptor sets the specific range of characters to be used from a font defined by @font-face and made available for use on the current page. If the page doesn't use any character in this range, the font is not downloaded; if it uses at least one, the whole font is downloaded.

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The marks CSS at-rule descriptor adds crop and/or cross marks to the presentation of the document. Crop marks indicate where the page should be cut. Cross marks are used to align sheets.

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The CSS align-content property aligns a flex container's lines within the flex container when there is extra space on the cross-axis.

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The CSS align-items property aligns flex items of the current flex line the same way as justify-content but in the perpendicular direction.

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The align-self CSS property aligns flex items of the current flex line overriding the align-items value. If any of the flex item's cross-axis margin is set to auto, then align-self is ignored.

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The animation-fill-mode CSS property specifies how a CSS animation should apply styles to its target before and after it is executing.

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The animation-play-state CSS property determines whether an animation is running or paused. This can be queried to determine whether or not the animation is currently running. In addition, its value can be set to pause and resume playback of an animation.

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The background-color CSS property sets the background color of an element, either through a color value or the keyword transparent.

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The background-position-x CSS property sets the initial horizontal position, relative to the background position layer defined by background-origin for each defined background image. For more information, see the background-position property, which has been widely supported.

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CSS CSS Logical Property CSS Property Experimental Reference

The border CSS property is a shorthand property for setting the individual border property values in a single place in the style sheet. border can be used to set the values for one or more of: border-width, border-style, border-color.

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CSS CSS Logical Property CSS Property Experimental Reference

CSS CSS Logical Property CSS Property Experimental Reference

CSS CSS Logical Property CSS Property Experimental NeedsContent Reference

CSS CSS Logical Property CSS Property Experimental NeedsContent Reference

CSS CSS Logical Property CSS Property Experimental Reference

CSS CSS Logical Property CSS Property Experimental Reference

CSS CSS Logical Property CSS Property Experimental Reference

CSS CSS Logical Property CSS Property Experimental NeedsContent Reference