export declare const DOCUMENT_HIDDEN_TEXT_ATTRIBUTE = "data-office-hidden-text";
export declare const documentHiddenTextKeyboardShortcut = "Mod-Shift-h";
export declare function normalizeDocumentHiddenText(value: unknown): boolean | null;
export declare function documentHiddenTextFromElement(element: HTMLElement): boolean | null;
export declare function documentHiddenTextDomAttributes(value: unknown): Record<string, string>;