{{ form_start(form) }}

    <div class="form-group row" style="max-width:500px">
                    <label class="col-sm-2 col-form-label">{{ form_label(form.prioridad)}}</label>
                    <div class="col-sm-10">
                    
                      {{ form_widget(form.prioridad,{'attr': {'class': 'form-control','required':'true','min':100,'max':1000,'step':5}}) }}
                    </div>
                   
    </div>
     <div class="form-group row" style="max-width:500px">
                    <label class="col-sm-2 col-form-label">{{ form_label(form.prioridadPreferente)}}</label>
                  
                     <div class="col-sm-10">
                    
                      {{ form_widget(form.prioridadPreferente,{'attr': {'class': 'form-control','required':'true','min':100,'max':1000,'step':5}}) }}
                    </div>
    </div>
    <div class="form-group row" style="max-width:500px; display:none">
                    <label class="col-sm-2 col-form-label">{{ form_label(form.fila)}}</label>
                  
                     <div class="col-sm-10">
                    
                      {{ form_widget(form.fila) }}
                    </div>
    </div>
    <div class="form-group row" style="max-width:500px; display:none">
                    <label class="col-sm-2 col-form-label">{{ form_label(form.buffer)}}</label>
                  
                     <div class="col-sm-10">
                    
                      {{ form_widget(form.buffer) }}
                    </div>
    </div>
     <button class="btn btn-primary">{{ button_label|default('Save') }}</button>
{{ form_end(form) }}