import React from 'react';
export declare type ButtonProps = {
    children?: React.ReactNode;
    onClick?: (event: React.MouseEvent<HTMLButtonElement, MouseEvent>) => void;
    size?: 'sm' | 'lg';
    className?: string;
    buttonTheme?: 'primary' | 'system';
    itemKey?: string;
    style?: React.CSSProperties;
};
export declare const Button: ({ onClick, size, buttonTheme, ...props }: ButtonProps) => JSX.Element;