<form method="post" action="{{ path('app_serie_festival_delete', {'id': serie_festival.id}) }}" onsubmit="return confirm('Are you sure you want to delete this item?');">
<input type="hidden" name="_token" value="{{ csrf_token('delete' ~ serie_festival.id) }}">
<button class="btn btn-danger delete-button">
<i class="fas fa-trash"></i>
Delete
</button>
</form>