Element implicitly has an 'any' type because expression of type 'keyof MarkdownStyle' can't be used to index type '{ syntax: { color: string; }; link: { color: string; }; h1: { fontSize: number; }; emoji: { fontSize: number; lineHeight: number; }; blockquote: { borderColor: string; borderWidth: number; marginLeft: number; paddingLeft: number; paddingRight: number; }; ... 4 more ...; mentionReport: { ...; }; }'.