anchor.diff:        <h5><a href="/total">Total downloads ranking</a></h5>
         <table class="u-full-width">
           <thead>
  -          <tr><th>Rank</th><th>Downloads</th><th>Name</th></tr>
  +          <tr><th>Rank</th><th>Downloads</th><th class="wide-column">Name</th></tr>
           </thead>
           <tbody>
             <% @total_gems.each{|gem| %>
  
positive.code:       <h5><a href="/featured">Featured gems ranking</a></h5>
        <table>
          <thead>
            <tr><th>Rank</th><th>Diff</th><th>Daily Rank</th><th>Total Rank</th><th>Name</th></tr>
          </thead>
          <tbody>
            <% @featured_gems.each{|gem| %>
  
negative.code:       <h5><a href="/daily">Daily downloads ranking</a></h5>
        <table class="u-full-width">
          <thead>
            <tr><th>Rank</th><th>Downloads</th><th class="wide-column">Name</th></tr>
          </thead>
          <tbody>
            <% @daily_gems.each{|gem| %>
  