Add {{serie.title}} Trailer
{{form_start(trailer_form)}}
{{form_widget(trailer_form.type,{"attr":{"class":"form-control"}})}}
{{form_errors(trailer_form.type)}}
{{form_widget(trailer_form.url,{"attr":{"class":"form-control"}})}}
{{form_errors(trailer_form.url)}}
{{form_widget(trailer_form.file,{"attr":{"class":"form-control"}})}}
{{form_errors(trailer_form.file)}}
{{form_widget(trailer_form.save,{attr:{"class":"btn btn-fill btn-rose"}})}}
{{form_end(trailer_form)}}