export class PageMenu extends HTMLElement { constructor() { super() this.attachShadow({mode: 'open'}) this.language = navigator.language } connectedCallback() { const style = document.createElement('style') style.textContent = ` :host { display: flex; flex-direction: column; color: #000; } h1 { width: 100%; text-align: center; font-size: 18px; margin: 0; padding: 5px; } a { display: block; } ` this.shadowRoot.append(style) } get language() { return this._language } set language(language) { this._language = language } get langEs() { return /^es\b/.test(this.language) } get pagesText() { return this.langEs ? 'Páginas' : 'Pages' } }