CSS background-attachment
Method of defining how a background image is attached to a scrollable element. Values include `scroll` (default), `fixed` and `local`.
Background-clip: text
Clipping a background image to the foreground text.
CSS3 Background-image options
New properties to affect background images, including background-clip, background-origin and background-size
background-position-x & background-position-y
CSS longhand properties to define x or y positions separately.
CSS background-repeat round and space
Allows CSS background images to be repeated without clipping.
Background Sync API
Provides one-off and periodic synchronization for Service Workers with an onsync event.
CSS3 Border-radius (rounded corners)
Method of making the border corners round. Covers support for the shorthand `border-radius` as well as the long-hand properties (e.g. `border-top-left-radius`)
CSS background-position edge offsets
Allows CSS background images to be positioned relative to the specified edge using the 3 to 4 value syntax. For example: `background-position: right 5px bottom 5px;` for positioning 5px from the bottom-right corner.
CSS background-blend-mode
Allows blending between CSS background images, gradients, and colors.
ui-serif, ui-sans-serif, ui-monospace and ui-rounded values for font-family
Allows more control when choosing system interface fonts
CSS Flexible Box Layout Module
Method of positioning elements in horizontal or vertical stacks. Support includes all properties prefixed with `flex`, as well as `display: flex`, `display: inline-flex`, `align-content`, `align-items`, `align-self`, `justify-content` and `order`.
CSS3 Multiple backgrounds
Method of using multiple images as a background
SVG in CSS backgrounds
Method of using SVG images as CSS backgrounds
backgroundfetchevent api
backgroundfetchevent api: registration
backgroundfetchmanager api
backgroundfetchmanager api: fetch
backgroundfetchmanager api: get
backgroundfetchmanager api: getids
backgroundfetchrecord api
backgroundfetchrecord api: request
backgroundfetchrecord api: responseready
backgroundfetchregistration api
backgroundfetchregistration api: abort
backgroundfetchregistration api: downloaded
backgroundfetchregistration api: failurereason
backgroundfetchregistration api: id
backgroundfetchregistration api: match
backgroundfetchregistration api: matchall
backgroundfetchregistration api: result
backgroundfetchregistration api: uploaded
backgroundfetchregistration api: uploadtotal
backgroundfetchupdateuievent api
backgroundfetchupdateuievent api: updateui
canvasrenderingcontext2d api: roundrect
offscreencanvasrenderingcontext2d api: roundrect
path2d api: roundrect
rtcstatsreport api: `remote-inbound-rtp` stats: `roundtriptime` in 'remote-inbound-rtp' stats
rtcstatsreport api: `remote-inbound-rtp` stats: `roundtriptimemeasurements` in 'remote-inbound-rtp' stats
rtcstatsreport api: `remote-outbound-rtp` stats: `roundtriptimemeasurements` in 'remote-outbound-rtp' stats
css property: border-image-repeat: round
css property: stroke-linecap: round
css property: stroke-linejoin: round
types: `round()`
javascript built-in: math: round
javascript built-in: temporal api: temporal.duration interface: temporal.duration.round()
javascript built-in: temporal api: temporal.instant interface: temporal.instant.round()
javascript built-in: temporal api: temporal.plaindatetime interface: temporal.plaindatetime.round()
javascript built-in: temporal api: temporal.plaintime interface: temporal.plaintime.round()
javascript built-in: temporal api: temporal.zoneddatetime interface: temporal.zoneddatetime.round()
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