app/views/pictures/_form.haml
= form_for picture_info, url: monument_pictures_path do |f|
= render 'shared/form_errors', form: f
.form-group
= f.label :name
= f.text_field :name, class: "form-control"
.form-group
= f.label :description
= f.text_area :description, class: "form-control"
.form-group
= f.label :file
= f.file_field :file, class: "form-control"
= f.submit "Upload", class: "btn btn-primary"