export declare const KEYS: {
    ARROW_UP: number;
    ARROW_DOWN: number;
    TAB: number;
    ESC: number;
    ENTER: number;
};
export declare const BLOCK_SIZE: {
    SMALL: number;
    DEFAULT: number;
    LARGE: number;
};
export declare const DEFAULT_PREFIX = "gc";
export declare const NAMESPACE_SUFFIX = "ui";
export declare const DEFAULT_NAMESPACE = "gcui";
export declare const portalRootClass: string, portalRootModifier: (modifierName: string) => string;
export declare const dropdownAdjustmentClass: string;
export declare const columnClass: string;
export declare const accentColorClass: string;
export declare const roundedClass: string;
export declare const sizeSmallClass: string;
export declare const sizeLargeClass: string;