<div id="accordion">
    {%for category in get_categories()%}
          <div class="card"
            style="
            border: none;
            margin-bottom: 5px;
            ">
            <div class="card-header" id="heading_{{category.id}}"
            style="
                background-color: white;
                border: none;
                margin-bottom: 5px;">
              <h5 class="mb-0">
                <button class="btn btn-link" data-toggle="collapse" data-target="#collapse_{{category.