{% render_field add_seance_form.annee class="form-control" %}
{% render_field add_seance_form.salle class="form-control" %}
{% render_field add_seance_form.date class="form-control" type="date" %}
{% render_field add_seance_form.debut class="form-control" type="time" %}
{% render_field add_seance_form.fin class="form-control" type="time" %}