import { CSSResultArray , html , SpectrumElement , TemplateResult , } from '@spectrum-web-components/base' ; import { property } from '@spectrum-web-components/base/src/decorators.js' ; import styles from './underlay.css.js' ; element export class Underlay extends SpectrumElement { public static get styles ( ) : CSSResultArray { return [ styles ] ; } @ property ( { type : Boolean , reflect : true } ) public open = false ; protected render ( ) { return html `` ; } }