app/views/challenges/form/_challenge_partner_fields.html.erb
<div class="section-container nested-fields">
<div class="twin-container">
<div class="twin-field">
<label>Image</label>
<div class="upload">
<div class='markdown-wrap'>
<%= concept(Image::Cell,f.object,klass: 'img-logo') %>
</div>
<%= f.file_field :image_file, class: 'file-upload' %>
<% if f.object.image_file.present? %>
<%#= link_to 'Delete', challenge_remove_image_path(@challenge) %>
<% end %>
<span>Your image will be cropped if necessary. 5MB limit</span>
</div>
</div>
<div class="twin-field">
<label>Partner Url</label>
<%= f.text_field :partner_url %>
</div>
</div>
<%= link_to_remove_association "remove", f, class: 'pull-right' %>
</div>