import { AnyVirtualDOM } from '@youwol/rx-vdom';
/**
 * Popup a modal on screen with a blury background.
 *
 * @param content The content.
 * @param maxWidth Maximum width of the modal's display area.
 * @param maxHeight Maximum height of the modal's display area.
 */
export declare function popupModal({ content, maxWidth, maxHeight, }: {
    content: AnyVirtualDOM;
    maxWidth?: string;
    maxHeight?: string;
}): void;