education/classroom

<div style="background-color:<%= background_color if defined?(background_color) %>">
  <header class="container-lg p-responsive">
    <nav class="">
      <ul class="d-flex f4 list-style-none pt-3">
        <% if logged_in? %>
          <li><%= link_to t('views.shared.back_to_classroom'), organizations_path, class: 'btn btn-outline' %></li>
        <% else %>
          <li style="margin-left: auto"><%= link_to t('views.shared.sign_in'), login_path, class: 'btn btn-outline' %></li>
        <% end %>
      </ul>
  </header>
</div>