/** The animation vocabulary: easings, directions, fills, and what cannot interpolate. */
export declare const LOOK_ANIMATION_EASINGS: Set<string>;
export declare const LOOK_ANIMATION_DIRECTIONS: Set<string>;
export declare const LOOK_ANIMATION_FILLS: Set<string>;
/** Properties whose CSS values do not participate in interpolated animation. */
export declare const LOOK_NON_ANIMATABLE_PROPERTIES: Set<string>;
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