export declare class Font {
    family: string;
    size: number;
    color: string;
    bold: boolean;
    underscore: boolean;
    italic: boolean;
    [key: string]: any;
    constructor(param: string | any);
    toJSON(): {
        "family": string;
        "size": number;
        "color": string;
        "bold": boolean;
        "underscore": boolean;
        "italic": boolean;
    };
    toString(): string;
}