- <td class="inbox-mark-unread"><%= button_to t(".unread_button"), message_mark_path(message_summary, :mark => "unread"), :remote => true %></td>
- <td class="inbox-mark-read"><%= button_to t(".read_button"), message_mark_path(message_summary, :mark => "read"), :remote => true %></td>
- <td class="inbox-destroy"><%= button_to t(".destroy_button"), message_path(message_summary, :referer => request.fullpath), :method => :delete, :remote => true %></td>
+ <td class="inbox-mark-unread"><%= button_to t(".unread_button"), message_mark_path(message_summary, :mark => "unread"), :remote => true, :class => "btn btn-sm btn-primary" %></td>
+ <td class="inbox-mark-read"><%= button_to t(".read_button"), message_mark_path(message_summary, :mark => "read"), :remote => true, :class => "btn btn-sm btn-primary" %></td>
+ <td class="inbox-destroy"><%= button_to t(".destroy_button"), message_path(message_summary, :referer => request.fullpath), :method => :delete, :remote => true, :class => "btn btn-sm btn-danger" %></td>