LGTM1 On Wednesday, May 27, 2026 at 5:39:41 AM UTC+2 Chromestatus wrote:
> *Contact emails* > [email protected], [email protected] > > *Specification* > > https://drafts.csswg.org/css-backgrounds-4/#valdef-background-clip-border-area > > > *Summary* > Implements the border-area value for the CSS background-clip property, as > defined in CSS Backgrounds Level 4. background-clip: border-area clips an > element's background to the area painted by its border strokes, taking > border-width and border-style into account while ignoring transparency from > border-color. This enables gradient borders without border-image. WebKit > already ships this feature; this implementation brings Chromium to parity. > > *Blink component* > Blink>CSS > <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3ECSS%22> > > *Web Feature ID* > background-clip-border-area > <https://webstatus.dev/features/background-clip-border-area> > > *Motivation* > There is currently no ergonomic way to clip a background to the visible > border geometry in CSS. Authors who want gradient or image borders must use > border-image, which is complex, overrides other border styling, and does > not compose well with other properties. The border-area clip value provides > a clean, declarative solution to this problem. WebKit already ships this > feature, and it is part of the actively developed CSS Backgrounds Level 4 > specification. > > *Initial public proposal* > *No information provided* > > *TAG review* > *No information provided* > > *TAG review status* > Not applicable > > *Goals for experimentation* > None > > *Risks* > > > *Interoperability and Compatibility* > *No information provided* > > *Gecko*: No signal ( > https://github.com/mozilla/standards-positions/issues/1397) > > *WebKit*: Shipped/Shipping ( > https://webkit.org/blog/16214/background-clip-border-area) > > *Web developers*: No signals > > *Other signals*: > > *WebView application risks* > > Does this intent deprecate or change behavior of existing APIs, such that > it has potentially high risk for Android WebView-based applications? > *No information provided* > > > *Debuggability* > *No information provided* > > *Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, ChromeOS, Android, and Android WebView)?* > Yes > > *Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>?* > Yes > > > *Flag name on about://flags* > *No information provided* > > *Finch feature name* > CSSBackgroundClipBorderArea > > *Rollout plan* > Will ship enabled for all users > > *Requires code in //chrome?* > False > > *Tracking bug* > https://issues.chromium.org/issues/329302543 > > *Estimated milestones* > Shipping on desktop 150 > Shipping on Android 150 > Shipping on WebView 150 > > *Anticipated spec changes* > > Open questions about a feature may be a source of future web compat or > interop issues. Please list open issues (e.g. links to known github issues > in the project for the feature specification) whose resolution may > introduce web compat/interop risk (e.g., changing to naming or structure of > the API in a non-backward-compatible way). > *No information provided* > > *Link to entry on the Chrome Platform Status* > https://chromestatus.com/feature/6234471210811392?gate=4732230498910208 > > *Links to previous Intent discussions* > Intent to Prototype: > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/69bbc3c0.050a0220.1a988.00f7.GAE%40google.com > > > This intent message was generated by Chrome Platform Status > <https://chromestatus.com>. > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/b0fc0b2d-4a7a-4d91-a632-d291f00f1642n%40chromium.org.
