declare const YfmHtmlBlockStyles: {
    colorTextPrimary: string;
    colorTextSecondary: string;
    colorBackground: string;
    colorBackgroundSecondary: string;
    colorLink: string;
    colorLinkHover: string;
    colorLinkVisited: string;
    font: string;
    fontSize: string;
    fontFamily: string;
    lineHeight: string;
};
type Styles = Partial<Record<keyof typeof YfmHtmlBlockStyles, string>>;
export declare const getYfmHtmlBlockCssVariables: (styles: Styles) => Record<string, string>;
export {};