import { customElement , LitElement , css , html , TemplateResult } from 'lit-element' ; import './app-nav' ; @ customElement ( 'app-header' ) export class AppHeader extends LitElement { static styles = css `
    :host {
      display: block;
    }
    header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 10px 20px;
      border-bottom: 1px solid #e0e0e0;
    }
    .title {
      margin: 0;
    }
    a {
      text-decoration: none;
      color: #1f1f1f;
    }
  ` ; render ( ) { return html `
      <header>
        <h1 class="title">
          <a href="/">Belleui</a>
        </h1>
        <app-nav></app-nav>
      </header>
    ` ; } }