app/views/content/components/_parallax_universe_header.html.erb
<div class="parallax-header slider" style="height: 1px; position: relative; top: -1px">
<ul class="slides">
<li>
<%= image_tag @universe_scope.try(:random_image_including_private) || "card-headers/universes.webp" %>
<div class="caption center-align bordered-text">
<h4>
<i class="material-icons <%= Universe.text_color %>"><%= Universe.icon %></i>
<%= @universe_scope.nil? ? 'All universes' : @universe_scope.name %>
</h4>
<h5 class="light grey-text text-lighten-3">
<% if @universe_scope %>
Only viewing pages from the <%= @universe_scope.name %> universe
<% else %>
Viewing pages from all of your universes
<% end %>
</h5>
</div>
</li>
</ul>
</div>