designer

designer.html

<link rel="import" href="../core-input/core-input.html">
<link rel="import" href="../core-icon-button/core-icon-button.html">

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

  <template>
    <style>    
      :host {
        position: absolute;
        width: 100%;
        height: 100%;
        box-sizing: border-box;
        top: 0px;
        left: 0px;
      }
      #input {
        padding: 15px;
        left: 210px;
        top: 140px;
        position: absolute;
      }
      #core_icon_button {
        left: 440px;
        top: 140px;
        position: absolute;
      }
    </style>
    <input id="input" placeholder="type something..." is="core-input" value="{{number}}">
    <core-icon-button icon="menu" id="core_icon_button" theme="core-light-theme" on-tap="{{increment}}"></core-icon-button>
  </template>

  <script>

    Polymer({
      number : 0,
      
      increment : function() {
      
        this.number++;
        
      }
      
      
    });

  </script>

</polymer-element>