teElement('div');
    d.className = 'add1';
    this.appendChild(d);
  }
});
</script>
</dom-module>

<dom-module id="x-commented">
  <template><span>[</span><!--comment--><slot></slot></span><span>]</span></slot></template>
  <script type="module">
import '../../polymer-legacy.js';
import { Polymer } from '../../lib/legacy/polymer-fn.js';
Polymer({is: 'x-commented'});
</script>
</dom-module>


<dom-module id="polymer-dom-repeat">
  <template>
    <div>
      <div>
        <div>
          <div id="container