app/views/sessions/new.html.erb
<section class="sign-in modal"
data-components="modal"
data-modal-options="<%= {:autoload => true, :prevent_close => true }.to_json %>" >
<header>
<h2><%= t 'sessions.login' %></h2>
</header>
<div>
<ul class="external_providers">
<%= render 'sessions/external_login', :provider => :google %>
<%= render 'sessions/external_login', :provider => :facebook %>
</ul>
<%= render 'shared/vertical_separator' %>
<%= render "sessions/login_form" %>
</div>
</section>