@media (min-width: 992px) {
  .visible-991 {
    display: none;
  }
}
@media (max-width: 991px) {
  .hidden-991 {
    display: none;
  }
}
@media (max-width: 767px) {
  .hidden-sm {
    display: none;
  }
}
@media (min-width: 600px) {
  .visible-xs {
    display: none;
  }
}
@media (max-width: 599px) {
  .hidden-xs {
    display: none;
  }
}