import { LitElement, CSSResultGroup, TemplateResult } from 'lit'; export declare class Survey extends LitElement { static readonly styles: CSSResultGroup; private surveyUrl; private surveyLinkText; private surveyText; private surveyTitle; private readonly searchParams; constructor(searchParams?: { [key: string]: string; }); connectedCallback(): void; private readonly application; render(): TemplateResult; }