import { HTMLAttributes } from 'react';
export type LetterboxProps = {
    width?: number;
    height?: number;
    left?: number;
    top?: number;
} & HTMLAttributes<HTMLDivElement>;
export declare const Letterbox: ({ children, width, height, left, top, ...props }: LetterboxProps) => import("@emotion/react/jsx-runtime").JSX.Element;