1. #sidebar-left .review:nth-child(3), #sidebar-left .review:nth-child(6), , #sidebar-left .review:nth-child(9), #sidebar-left .review:nth-child(12), #sidebar-right .review:nth-child(2), #sidebar-right .review:nth-child(4), #sidebar-right .review:nth-child(6), #sidebar-right .review:nth-child(, #sidebar-right .review:nth-child(10), #sidebar-right .review:nth-child(12) {
  2. margin-right: 0;
  3. }