export function getScrollableContent(webchatElement: any): any;
export function getScrollableArea(webchatElement: any): {
    full: any;
    visible: any;
};
export function scrollToBottom({ timeout, behavior, host, }?: {
    timeout?: number | undefined;
    behavior?: string | undefined;
    host: any;
}): void;
export function getWebchatElement(host: any): any;
export function onDOMLoaded(callback: any): void;
export function isShadowDOMSupported(): any;