{ "next": { "atrules": { "color-profile": { "descriptors": { "components": "#", "rendering-intent": "relative-colorimetric | absolute-colorimetric | perceptual | saturation", "src": "" } }, "font-face": { "descriptors": { "ascent-override": "[ normal | ]{1,2}", "descent-override": "[ normal | ]{1,2}", "font-family": "", "font-language-override": "normal | ", "font-named-instance": "auto | ", "font-size": "auto | [ ]{1,2}", "font-style": "auto | normal | italic | left | right | oblique [ {1,2} ]?", "font-weight": "| auto", "font-width": "auto | <'font-width'>{1,2}", "line-gap-override": "[ normal | ]{1,2}", "size-adjust": "", "src": "", "subscript-position-override": "[ normal | from-font | ]{1,2}", "subscript-size-override": "[ normal | from-font | ]{1,2}", "superscript-position-override": "[ normal | from-font | ]{1,2}", "superscript-size-override": "[ normal | from-font | ]{1,2}", "unicode-range": "#" } }, "font-feature-values": { "descriptors": { "font-display": "auto | block | swap | fallback | optional" } }, "font-palette-values": { "descriptors": { "font-family": "#" } }, "function": { "descriptors": { "result": "?" } }, "page": { "descriptors": { "margin": "<'margin'>", "margin-bottom": "<'margin-bottom'>", "margin-left": "<'margin-left'>", "margin-right": "<'margin-right'>", "margin-top": "<'margin-top'>", "page-margin-safety": "none | clamp | add" } }, "position-try": { "descriptors": { "position-anchor": "<'position-anchor'>", "position-area": "<'position-area'>" } }, "view-transition": { "descriptors": { "types": "none | +" } } }, "properties": { "align-self": "auto | ? [ normal | ] | stretch | | anchor-center", "alignment-baseline": "auto | before-edge | text-before-edge | after-edge | text-after-edge | baseline | ", "all": " | revert-rule", "anchor-name": "none | #", "anchor-scope": "none | all | #", "animation-delay": "[ <'animation-delay-start'> <'animation-delay-end'>? ]#", "animation-delay-end": "