import { TypographyProps } from '@mui/material';
export interface TooltipHeaderProps extends TypographyProps {
}
/**
 * Headline for @mui tooltip, that should be passed as first element in title:
 *  <Tooltip title={<>
 *    <TooltipHeader>Headline</TooltipHeader>
 *    {children}
 *  </>} />
 */
export declare const TooltipHeader: ({ children, sx, className, ...rest }: TooltipHeaderProps) => import("react/jsx-runtime").JSX.Element;