app/apps/themes/florsan_first/views/partials/_categories_list.html.erb
<div id="carousel_categories" class="carousel slide categories-carousel">
<div class="carousel-inner">
<% categories.each_slice(6).each_with_index do |_cats, index| %>
<div class='item <%= "active" if index == 0 %>'>
<div class='row'>
<% _cats.each do |cat| %>
<div class="col-md-2">
<a href="<%= cat.the_url %>" class="thumbnail text-center">
<img src="<%= cat.the_thumb_url %>" alt="Image" style="max-width:100%;">
<span class="category-title"><%= cat.the_title %></span>
</a>
</div>
<% end %>
</div>
</div>
<% end %>
</div>
<% if categories.size > 6 %>
<a data-slide="prev" href="#carousel_categories" class="left carousel-control">‹</a>
<a data-slide="next" href="#carousel_categories" class="right carousel-control">›</a>
<% end %>
</div>