designer

designer.html

<link rel="import" href="../core-pages/core-pages.html">

<polymer-element name="my-element">

  <template>
    <style>    
      :host {
        position: absolute;
        width: 100%;
        height: 100%;
        box-sizing: border-box;
      }
      #core_pages {
        width: 400px;
        height: 400px;
        border: 1px solid silver;
        left: 10px;
        top: 20px;
        position: absolute;
      }
      #core_pages1 {
        width: 400px;
        height: 400px;
        border: 1px solid silver;
        left: 480px;
        top: 30px;
        position: absolute;
      }
    </style>
    <core-pages selected="0" selectedindex="0" notap id="core_pages">
      <section id="section" active>Page One</section>
      <section id="section1">Page Two</section>
    </core-pages>
    <core-pages selected="0" selectedindex="0" notap id="core_pages1">
      <section id="section2" active>Page One</section>
      <section id="section3">Page Two</section>
    </core-pages>
  </template>

  <script>

    Polymer({
      
    });

  </script>

</polymer-element>