<%= stylesheet_link_tag "https://cdnjs.cloudflare.com/ajax/libs/noUiSlider/6.2.0/jquery.nouislider.min.css" %> <%= javascript_include_tag "//ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js", "https://cdnjs.cloudflare.com/ajax/libs/noUiSlider/6.2.0/jquery.nouislider.min.js" %>