import React from 'react';
import { PageGraph } from './PageGraph';
export declare const styles: {
    list: React.CSSProperties;
    listItem: React.CSSProperties;
    layoutNavChapter: React.CSSProperties;
};
export declare const NavGroup: ({ items, base, graph, isDesktop, isClosed, }: {
    items: string[];
    base: string;
    graph: PageGraph;
    isDesktop?: boolean;
    isClosed?: boolean;
}) => JSX.Element;