er-icon-button icon="menu"></paper-icon-button>
      <h1 main-title></h1>
      <paper-icon-button icon="search"></paper-icon-button>
    </app-toolbar>

    <paper-tabs selected="0" sticky>
      <paper-tab>TAB 1</paper-tab>
      <paper-tab>TAB 2</paper-tab>
      <paper-tab>TAB 3</paper-tab>
    </paper-tabs>
  </app-header>

  <sample-content size="100"></sample-content>

</body>
</html>
