anchor.diff:  <div class="row">
   
     <%
  -    total_votes = current_user.votes.count
  -    free_votes  = current_user.votes.where(votable_id: nil).count
  -    cast_votes  = current_user.votes.where.not(votable_id: nil).count
  +    if user_signed_in?
  +      total_votes = current_user.votes.count
  +      free_votes  = current_user.votes.where(votable_id: nil).count
  +      cast_votes  = current_user.votes.where.not(votable_id: nil).count
   
  -    disabled_voting_message = if cast_votes > 0
  -      "You'll get an additional vote for every friend you refer that signs up for Premium."
  -    else
  -      "You'll get your first vote when you sign up for a Premium account."
  +      disabled_voting_message = if cast_votes > 0
  +        "You'll get an additional vote for every friend you refer that signs up for Premium."
  +      else
  +        "You'll get your first vote when you sign up for a Premium account."
  +      end
       end
     %>
   
     <% Votable.all.each do |votable| %>
  -    <div class="col s6">
  -      <div class="hoverable card">
  +    <div class="col s12 m6">
  +      <div class="hoverable card" style="height: 280px;">
           <div class="card-content">
             <div class="row">
  -            <div class="col s4">
  +            <div class="col s12 m4">
                 <div class="center"><i class="material-icons blue-text" style="font-size: 55px;"><%= votable.icon %></i></div>
                 <h5 class="center"><%= votable.name %></h5>
                 <p class="center">
  -                <% if free_votes.zero? %>
  +                <% if user_signed_in? && free_votes.zero? %>
                     <span class="tooltipped"
                           data-delay="100"
                           data-tooltip="<%= disabled_voting_message %>">
  
positive.code:                 <%= pluralize votable.votes.count, 'vote' %>
                </p>
              </div>
              <div class="col s8">
                <div class="spaced-paragraphs">
                  <%= votable.description.html_safe %>
                </div>
                <% if cast_votes > 0 %>
                  <p class="grey-text center" style="margin-top: 30px;">
                    You've voted for this feature <%= pluralize current_user.votes.where(votable: votable).count, 'time' %>.
                  </p>
  
negative.code:                 <%=
                    link_to 'Vote',
                      cast_vote_path(votable),
                      class: "btn btn-primary blue #{'disabled' if !user_signed_in? || free_votes.zero?}"
                  %>
                  <% if user_signed_in? && free_votes.zero? %>
                    </span>
                  <% end %>
                  <br />
  