      {% csrf_token %}
              <div class="row">
                <div class="col-sm-12 col-md-12 col-lg-6">
                    {{ form.title.label_tag }}
                    {{ form.title }}
                </div>
                <div class="col-sm-12 col-md-12 col-lg-6">
                    {{ form.author.label_tag }}
                    {{ form.author }}
                </div>
                <div class="col-sm-12 col-md-12 col-lg-6">
                    <label>File: </label>
                    <d