 }

      .cat-name {
        font-size: 20px;
      }

      .tag {
        border-radius: 5px;
        padding: 5px;
        margin: 5px;
        background-color: var(--paper-indigo-900);
        color: white;
      }
    </style>
    <template>
      <div class="container">
        <tf-categorizer categories="{{categories}}" tags="[[tags]]" id="demo"></tf-categorizer>
      </div>
      <div class="categories">
        <template is="dom-repeat" items="[[categories]]">
          <div class="category">
  