import { LitElement, property, html, customElement } from 'lit-element'; import { TemplateResult } from 'lit-html'; @customElement('lele-element') export class LeleElement extends LitElement { @property() public footerText = `Lossless GmbH - 2018`; constructor() { super(); // you have access to all kinds of things through this. // this.setAttribute('gotIt','true'); } public render(): TemplateResult { return html` `; } }