collectiveidea/hourglass

<div class="assignment-row row nested-fields">
  <div class="col-xs-8 form-group">
    <%= f.label :user_id, class: "control-label" %>
    <%= f.collection_select :user_id, users, :id, :email, { prompt: true }, data: "user_select", class: "form-control select2" %>
  </div>
  <div class="col-xs-2 form-group">
    <%= f.label :hours, class: "control-label" %>
    <%= f.number_field :hours, class: "form-control col-xs-4" %>
  </div>
  <div class="col-xs-2 form-group">
    <label class="invisible">Remove</label>
    <%= link_to_remove_association fa_icon("trash"), f, class: "btn btn-danger" %>
  </div>
</div>