ensl.org/app/views/categories/edit.html.erb

<h1>Editing Category</h1>

<%= form_for @category, html: { class: 'square' } do |f| %>
  <%= render 'shared/errors', messages: @category.errors.full_messages %>

  <div class="fields horizontal">
    <%= f.label :name %>
    <%= f.text_field :name %>
  </div>
    
  <div class="controls">
    <%= f.submit 'Update Category' %>
  </div>
<% end %>