@media (max-width: 1100px) {
  /*стили сайдбара*/
  .sidebar {
    display: flex;
    flex-direction: column;
  }

  .lasts {
    display: none;
  }

  .sidebar__socials {
    display: flex;
    order: 3;
    margin: 0;
  }

  .form--sidebar-center {
    order: 2;
  }

  .reviews {
    order: 1;
    margin: 0 0 30px;
  }

  .full-width {
    display: none;
  }
}