/* Force show main slider on all devices */
#main-slider {
  display: block !important;
}

/* Desktop & general */
#main-slider .carousel .item {
  height: 50vh !important;  /* try 50vh if you prefer */
  background-size: cover !important;
  background-position: center center !important;
  background-repeat: no-repeat !important;
}

/* Mobile override */
@media (max-width: 768px) {
  #main-slider .carousel .item {
    height: 50vh !important; /* or 100vh */
  }
}