put avatar in nested table

app/views/email/_post.html.erb

@@ -1,5 +1,8 @@
 <table class='post-wrapper <%= post.whisper? ? "whisper" : "" %>'>
   <tbody>
+    <tr>
+      <td>
+        <table>
           <tr>
             <td class='user-avatar'>
               <img src="<%= post.user.small_avatar_url %>" title="<%= post.user.username%>">
@@ -16,6 +19,9 @@
               <span class='notification-date'><%= l post.created_at, format: :short_no_year %></span>
             </td>
           </tr>
+        </table>
+      </td>
+    </tr>
     <tr>
       <td class='body'><%= format_for_email(post.cooked) %></td>
     </tr>