designer

designer.html

<link rel="import" href="../core-icon-button/core-icon-button.html">
<link rel="import" href="../core-toolbar/core-toolbar.html">
<link rel="import" href="../core-header-panel/core-header-panel.html">

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

  <template>
    <style>    
      #core_header {
        width: 300px;
        height: 400px;
        left: 0px;
        top: 0px;
        position: absolute;
      }
      #core_header {
        height: 60px;
        line-height: 60px;
        font-size: 18px;
        padding: 0px 10px;
        color: rgb(255, 255, 255);
        -webkit-transition: height 0.2s;
        transition: height 0.2s;
        background-color: rgb(79, 125, 201);
      }
      #section {
        height: 1000px;
        width: 100%;
        background: linear-gradient(rgb(214, 227, 231), rgb(173, 216, 230));
      }
    </style>
    <core-header-panel mode="waterfall-tall">
      <div id="core_header" class="core-header animate tall">waterfall-tall</div>
      <div id="section"></div>
    </core-header-panel>
  </template>

  <script>

    Polymer({
      
    });

  </script>

</polymer-element>