skyclouds2001

the spec has renamed `` to ``, and the syntax in csstree is outdated; the syntax in mdn-data is the latest which match the spec see: https://developer.mozilla.org/en-US/docs/Web/CSS/anchor https://developer.mozilla.org/en-US/docs/Web/CSS/anchor-size https://drafts.csswg.org/css-anchor-position-1/#funcdef-anchor https://drafts.csswg.org/css-anchor-position-1/#funcdef-anchor-size

similar to `src` descriptor, it is also a descriptor of the `@font-face` at-rule; and the patch's syntax is outdated, too see https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/unicode-range

### Description for `background`, simply the syntax to match the spec for `` & ``, adjust order to match the spec for ``, update range value support, to be consistent...

### Description this update the syntax to the spec, which is also a syntax simplfy ### Motivation ### Additional details https://developer.mozilla.org/en-US/docs/Web/CSS/border-spacing https://drafts.csswg.org/css-tables-3/#propdef-border-spacing ### Related issues and pull requests

### Description these syntax changes add more support for value range limit ### Motivation ### Additional details https://developer.mozilla.org/en-US/docs/Web/CSS/border-image-outset https://drafts.csswg.org/css-backgrounds/#propdef-border-image-outset https://developer.mozilla.org/en-US/docs/Web/CSS/border-image-slice https://drafts.csswg.org/css-backgrounds/#propdef-border-image-slice https://developer.mozilla.org/en-US/docs/Web/CSS/border-image-width https://drafts.csswg.org/css-backgrounds/#propdef-border-image-width ### Related issues and pull requests

### Description the change add range limit to `` type ### Motivation ### Additional details https://developer.mozilla.org/en-US/docs/Web/CSS/border-bottom-left-radius https://developer.mozilla.org/en-US/docs/Web/CSS/border-bottom-right-radius https://developer.mozilla.org/en-US/docs/Web/CSS/border-top-left-radius https://developer.mozilla.org/en-US/docs/Web/CSS/border-top-right-radius https://drafts.csswg.org/css-backgrounds/#border-radius https://drafts.csswg.org/css-tables/#border-collapse-property ### Related issues and pull requests

### Description for `mix-blend-mode`, update syntax to support the `plus-darker` keyword value, which is supported since Safari 9 ### Motivation ### Additional details https://developer.mozilla.org/en-US/docs/Web/CSS/mix-blend-mode https://developer.mozilla.org/en-US/docs/Web/CSS/blend-mode https://drafts.fxtf.org/compositing/#propdef-mix-blend-mode https://drafts.fxtf.org/compositing/#ltblendmodegt ### Related issues...

### Description update syntax to match the spec, removes some unknown values (non-standard and no-support) ### Motivation ### Additional details https://developer.mozilla.org/en-US/docs/Web/CSS/appearance https://drafts.csswg.org/css-ui/#propdef-appearance https://drafts.csswg.org/css-ui/#typedef-appearance-compat-auto https://drafts.csswg.org/css-ui/#typedef-appearance-compat-special ### Related issues and pull requests

### Description the update add support for the `auto` keyword, which is supported since chrome v115 and Safari v18.4 it also update the `` type for specifying ranged value ###...

### Description the update add support for `anchor-size()` value, which are supported since chrome v132 also add these features to CSS Anchor Positioning group ### Motivation ### Additional details https://developer.mozilla.org/en-US/docs/Web/CSS/margin-bottom...