app/views/users/sessions/new.html.erb
<% content_for :intro do %>
<div class="container">
<div class="jumbotron">
<h1>Never miss a task</h1>
<p>REMbooth allows you to configure awesome reminders for your Redbooth tasks using you Twitter account!</p>
<div><%= link_to 'Sign in with Redbooth', user_omniauth_authorize_path(:redbooth), class: 'btn btn-login' %></div>
</div>
</div>
<% end %>