import { LitElement } from "lit";
export default class Element extends LitElement {
    static styles: import("lit").CSSResult;
    static properties: {
        open: {};
        heading: {
            type: StringConstructor;
        };
        text: {
            type: StringConstructor;
        };
    };
    open: boolean | undefined;
    heading: string;
    text: string;
    constructor();
    render(): import("lit").TemplateResult<1>;
    _handleClick(): void;
}