add padding to room block ellipsis

app/views/shared/components/_room_block.html.erb

@@ -22,9 +22,8 @@
           </div>
         </td>
         <td class="text-right">
-          <% if room != current_user.main_room %>
           <div class="item-action dropdown">
-              <a href="javascript:void(0)" data-toggle="dropdown" class="icon"><i class="fas fa-ellipsis-v"></i></a>
+            <a href="javascript:void(0)" data-toggle="dropdown" class="icon <%= 'invisible' if room == current_user.main_room %>"><i class="fas fa-ellipsis-v px-4"></i></a>
             <div class="dropdown-menu">
               <!--
               <%= link_to room, class: "dropdown-item" do %>
@@ -36,7 +35,6 @@
               </a>
             </div>
           </div>
-          <% end %>
         </td>
       </tbody>
     </table>