export declare const typographyAttributes: {
    fontSize: {
        default: number | null;
        parseHTML: (element: HTMLElement) => number | null;
        renderHTML: (attributes: Record<string, unknown>) => {
            "data-font-size"?: undefined;
        } | {
            "data-font-size": string;
        };
    };
    lineHeight: {
        default: number | null;
        parseHTML: (element: HTMLElement) => number | null;
        renderHTML: (attributes: Record<string, unknown>) => {
            "data-line-height"?: undefined;
        } | {
            "data-line-height": string;
        };
    };
};