import React from 'react';
import { ThemeUICSSObject } from 'theme-ui';
interface NavigationHeaderProps {
    isSticky?: boolean;
    children?: React.ReactNode;
    sx?: ThemeUICSSObject;
}
declare const NavigationHeader: React.ForwardRefExoticComponent<NavigationHeaderProps & React.RefAttributes<HTMLDivElement>>;
export default NavigationHeader;