/* pastikan kontainer PD-Dikti jadi acuan posisi */
.w3-dropdown-hover .w3-dropdown-hover {
  position: relative;
}

/* sub-menu PD-Dikti, Database, dan Setup PT */
.w3-dropdown-hover .w3-dropdown-hover .w3-dropdown-content {
  display: none;
  position: absolute;
  top: 0px;       
  left: calc(50% - 80px); /* geser ke kiri 80px dari posisi semula */
  margin-left: -1px;
}

.w3-dropdown-hover .w3-dropdown-hover:hover .w3-dropdown-content {
  display: block;
}