app/views/shared/_user_util_links.html.erb
<ul class="navbar-nav">
<%= render_nav_actions do |config, action| %>
<li class="nav-item"><%= action %></li>
<% end %>
<li class="nav-item"><%= link_to 'Course Reserves', 'https://cat.libraries.psu.edu/uhtbin/cgisirsi/0/0/0/36/485/X', class: 'nav-link' %></li>
<li class="nav-item"><%= link_to 'My Account', 'https://myaccount.libraries.psu.edu/', class: 'nav-link' %></li>
<li class="nav-item"><%= link_to 'Advanced search', blacklight_advanced_search_engine.advanced_search_path, class: 'nav-link d-md-none' %>
</li>
</ul>