
<fieldset>
{% for field in form %}
  <div id="form-row-{{ field.name }}" class="row {{ field.name }}">
    {{ field.render }}
  </div>
{% endfor %}
</fieldset>


<fieldset>
{% for field in form %}
  <div id="form_row_{{ field.name }}" class="row {{ field.name }}">
    {{ field.render }}
  </div>
{% endfor %}
</fieldset>

Use _ instead of - in form row id
Use _ instead of - in form row id
