/core-header-panel>
      <core-header-panel main>
        <core-toolbar>
          <paper-icon-button icon="menu" core-drawer-toggle></paper-icon-button>
          <div flex>My App</div>
        </core-toolbar>
        <div class="container" fit layout vertical>
          
          <core-pages selected="{{route}}" valueattr="data-route" fit>
            <section data-route="home">
              <h1>Home</h1>
              <div>Home content</div>
            </section>
            <section data-route="port