ry-content;
      }
    </style>

      <div id="story-card">
        <div class="story-content" id="content">Content</div>
      </div>
    </template>
    <script>
    HTMLImports.whenReady(function() {
      Polymer({is: 'story-card'});
    });
    </script>
  </dom-module>

  <dom-module id="x-child-scope">
    <template>
    <style>
      :host {
        display: block;

        --mixin2: {
          border: 3px solid seagreen;
          background: url(http://www.google.com/icon.png);
        };
     