{% load render_table from django_tables2 %}
<div class="row">
    <div class="col col-md-12">
      <div class="card">
        <h5 class="card-header">Contracts</h5>
        <div class="card-body table-responsive">
          {% render_table contracts_table %}
        </div>
      </div>
    </div>
</div>