export declare function getSize(size: unknown, prefix?: string, convertToRem?: boolean): string | undefined;
export declare function getSpacing(size: unknown): string | undefined;
export declare function getRadius(size: unknown): string | undefined;
export declare function getFontSize(size: unknown): string | undefined;
export declare function getLineHeight(size: unknown): string | undefined;
export declare function getShadow(size: unknown): string | undefined;