wikijs/client/scss/layout/_rtl.scss

.rtl {
  direction: rtl;

  .button i {
    margin-left: 8px;
    margin-right: 0px;
  }

  .nav-right .nav-item {
    padding: 0 10px 0 0;
  }

  .nav-item h1 i {
    margin-left: 8px;
    margin-right: 8px;
  }

  .sidebar aside .sidebar-menu li a i {
    margin-left: 7px;
    margin-right: 0;
  }

  .mkcontent {
    ul {
      padding: 10px 40px 10px 0;
    }
  }
}