{% load widget_tweaks %}

{% if form.non_field_errors %}
  {% for error in form.non_field_errors %}
    <div class="alert alert-danger" role="alert">
      {{ error }}
    </div>
  {% endfor %}
{% endif %}

{# Include the hidden fields #}
{% for hidden in form.hidden_fields %}
  {{ hidden }}
{% endfor %}

{# Include the visible fields #}
{% for field in form.visible_fields %}
<div class="form-group">
    <label for="{{ field.id_for_label }}">{{ field.label }}</label>

    {{ field | add_class:"form-control" | add_error_class:"is-invalid" }}

    {% if field.errors %}
      <div class="invalid-feedback">
        {% for error in field.errors %}
          {{ error }}
        {% endfor %}
      </div>
    {% endif %}

    {% if field.help_text %}
      <small id="help_text_{{ field.name }}" class="form-text text-muted">{{ field.help_text | safe }}.</small>
    {% endif %}
</div>
{% endfor %}