Optional-Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Syntax: <'border-image-source'> || <'border-image-slice'> [ / <'border-image-width'> | / <'border-image-width'>? / <'border-image-outset'> ]? || <'border-image-repeat'>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.
Syntax: <'column-rule-width'> || <'column-rule-style'> || <'column-rule-color'>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.
Syntax: <'column-width'> || <'column-count'>
Optional-Syntax: <outline-radius>{1,4} [ / <outline-radius>{1,4} ]?
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
Syntax: <single-transition>#
Optional-Syntax: <'-ms-content-zoom-limit-min'> <'-ms-content-zoom-limit-max'>
Optional-Syntax: <'-ms-content-zoom-snap-type'> || <'-ms-content-zoom-snap-points'>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
Syntax: none | [ <'flex-grow'> <'flex-shrink'>? || <'flex-basis'> ]
Optional-Syntax: <'-ms-scroll-limit-x-min'> <'-ms-scroll-limit-y-min'> <'-ms-scroll-limit-x-max'> <'-ms-scroll-limit-y-max'>
Optional-Syntax: <'-ms-scroll-snap-type'> <'-ms-scroll-snap-points-x'>
Optional-Syntax: <'-ms-scroll-snap-type'> <'-ms-scroll-snap-points-y'>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
Syntax: <single-transition>#
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
Syntax: <single-animation>#
Optional-The -webkit-border-before CSS property is a shorthand property for setting the individual logical block start border property values in a single place in the style sheet.
Syntax: <'border-width'> || <'border-style'> || <color>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Syntax: <'border-image-source'> || <'border-image-slice'> [ / <'border-image-width'> | / <'border-image-width'>? / <'border-image-outset'> ]? || <'border-image-repeat'>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Syntax: <length-percentage [0,∞]>{1,4} [ / <length-percentage [0,∞]>{1,4} ]?
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.
Syntax: <'column-rule-width'> || <'column-rule-style'> || <'column-rule-color'>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.
Syntax: <'column-width'> || <'column-count'>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
Syntax: none | [ <'flex-grow'> <'flex-shrink'>? || <'flex-basis'> ]
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
Syntax: <'flex-direction'> || <'flex-wrap'>
Optional-Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.
Syntax: [ <mask-reference> || <position> [ / <bg-size> ]? || <repeat-style> || [ <visual-box> | border | padding | content | text ] || [ <visual-box> | border | padding | content ] ]#
Optional-This feature is not Baseline because it does not work in some of the most widely-used browsers.
Syntax: <'mask-border-source'> || <'mask-border-slice'> [ / <'mask-border-width'>? [ / <'mask-border-outset'> ]? ]? || <'mask-border-repeat'> || <'mask-border-mode'>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.
Syntax: <'text-emphasis-style'> || <'text-emphasis-color'>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.
Syntax: <length> || <color>
Optional-This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
Syntax: <single-transition>#
This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
Syntax:
<single-animation>#