anchor.diff:    <% end %>
   
     <% if @summary_data[:topics_removed] %>
  -    <h2>Topics Removed</h2>
  +    <h3 style="color:#424242;">Topics Removed</h3>
       <ul>
         <% @summary_data[:topics_removed].each do |event| %>
           <li><%= event.eventable.name %></li>
  
positive.code: <% button_style = "background-color:#4fc059;border-radius:2px;color:white;display:inline-block;font-family:Roboto,Arial,Helvetica,sans-serif;font-size:12px;font-weight:bold;min-height:29px;line-height:29px;min-width:54px;outline:0px;padding:0 8px;text-align:center;text-decoration:none" %>
  
  <!DOCTYPE html>
  <div style="padding: 16px; background: white; text-align: left; font-family: Arial">
    <p>Hey <%= @user.name %>, there was activity by others in the last 24 hours on map
      <%= link_to @map.name, map_url(@map) %>
    </p>
    <p># of messages: <%= @summary_data[:stats][:messages_sent] || 0 %></p>
    <p># of topics added: <%= @summary_data[:stats][:topics_added] || 0 %></p>
    <p># of topics moved: <%= @summary_data[:stats][:topics_moved] || 0%></p>
    <p># of topics removed: <%= @summary_data[:stats][:topics_removed] || 0 %></p>
    <p># of synapses added: <%= @summary_data[:stats][:synapses_added] || 0 %></p>
    <p># of synapses removed: <%= @summary_data[:stats][:synapses_removed] || 0 %></p>
    <hr>
    <% if @summary_data[:topics_added] %>
      <h2>Topics Added</h2>
      <ul>
        <% @summary_data[:topics_added].each do |event| %>
          <li><%= event.eventable.name %></li>
  
negative.code:   <% end %>
  
    <% if @summary_data[:synapses_added] %>
      <h3 style="color:#424242;">Synapses Added</h3>
      <ul>
        <% @summary_data[:synapses_added].each do |event| %>
          <li>
            <%= event.eventable.topic1.name %></br>
            <img src="https://s3.amazonaws.com/metamaps-assets/site/synapse16.png" /></br>
            <%= event.eventable.topic2.name %>
          </li>
        <% end %>
      </ul>
    <% end %>
  
    <% if @summary_data[:synapses_removed] %>
      <h3 style="color:#424242;">Synapses Removed</h3>
      <ul>
        <% @summary_data[:synapses_removed].each do |event| %>
          <li>
            <%= event.eventable.topic1.name %></br>
            <img src="https://s3.amazonaws.com/metamaps-assets/site/synapse16.png" /></br>
            <%= event.eventable.topic2.name %>
          </li>
        <% end %>
      </ul>
    <% end %>
  