export interface ArrowTheme {
    /** CSS class applied to the root arrow element. */
    base: string;
    /** CSS class applied when the arrow points up. */
    up: string;
    /** CSS class applied when the arrow points down. */
    down: string;
    /** CSS class applied when the arrow points right. */
    right: string;
    /** CSS class applied when the arrow points left. */
    left: string;
}
export declare const arrowTheme: ArrowTheme;