designer

designer.html

<link rel="import" href="../polymer/polymer.html">

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

  <template>


            <style>    
      :host {
        position: absolute;
        width: 100%;
        height: 100%;
        box-sizing: border-box;
      }
    </style>

    a
    <!--   c0   -->
    b
    <!--   c1   -->
    c
    <template if="true">
        {{value}}
    </template>
    
  </template>

  <script>

    Polymer({
      
    });

  </script>

</polymer-element>