diff --git a/grammars/css.cson b/grammars/css.cson
index 6256e55..34a26d2 100644
--- a/grammars/css.cson
+++ b/grammars/css.cson
@@ -1441,7 +1441,7 @@
           |crisp-edges|crispEdges|crosshair|cyclic|dark|darken|dashed|decimal|default|dense|diagonal-fractions|difference|digits|disabled|disc|discretionary-ligatures
           |distribute|distribute-all-lines|distribute-letter|distribute-space|dot|dotted|double|double-circle|downleft|downright|e-resize|each-line|ease|ease-in
           |ease-in-out|ease-out|economy|ellipse|ellipsis|embed|end|evenodd|ew-resize|exact|exclude|exclusion|expanded|extends|extra-condensed|extra-expanded
-          |fallback|farthest-corner|farthest-side|fill|fill-available|fill-box|filled|fit-content|fixed|flat|flex|flex-end|flex-start|flip|flow-root|forwards|freeze
+          |fallback|farthest-corner|farthest-side|fill|fill-available|fill-box|filled|fit-content|fixed|flat|flex|flex-end|flex-start|flip|flow|flow-root|forwards|freeze
           |from-image|full-width|geometricPrecision|georgian|grab|grabbing|grayscale|grid|groove|hand|hanging|hard-light|help|hidden|hide
           |historical-forms|historical-ligatures|horizontal|horizontal-tb|hue|icon|ideograph-alpha|ideograph-numeric|ideograph-parenthesis|ideograph-space
           |ideographic|inactive|infinite|inherit|initial|inline|inline-axis|inline-block|inline-end|inline-flex|inline-grid|inline-list-item|inline-start
@@ -1454,7 +1454,7 @@
           |oblique|oldstyle-nums|open|open-quote|optimizeLegibility|optimizeQuality|optimizeSpeed|optional|ordinal|outset|outside|over|overlay|overline|padding
           |padding-box|page|painted|pan-down|pan-left|pan-right|pan-up|pan-x|pan-y|paused|petite-caps|pixelated|plaintext|pointer|portrait|pre|pre-line
           |pre-wrap|preserve-3d|progress|progressive|proportional-nums|proportional-width|proximity|radial|recto|region|relative|remove|repeat|repeat-[xy]
-          |reset-size|reverse|revert|ridge|right|rl|rl-tb|round|row|row-resize|row-reverse|row-severse|rtl|ruby|ruby-base|ruby-base-container|ruby-text
+          |reset-size|reverse|revert|revert-layer|ridge|right|rl|rl-tb|round|row|row-resize|row-reverse|row-severse|rtl|ruby|ruby-base|ruby-base-container|ruby-text
           |ruby-text-container|run-in|running|s-resize|saturation|scale-down|screen|scroll|scroll-position|se-resize|semi-condensed|semi-expanded|separate
           |sesame|show|sideways|sideways-left|sideways-lr|sideways-right|sideways-rl|simplified|slashed-zero|slice|small|small-caps|small-caption|smaller
           |smooth|soft-light|solid|space|space-around|space-between|space-evenly|spell-out|square|sRGB|stacked-fractions|start|static|status-bar|swap