body.dark-mode {
  background-color: #121212 !important;
  color: #e0e0e0 !important;
}

.dark-mode .navbar,
.dark-mode .modal-content,
.dark-mode .card,
.dark-mode .dropdown-menu {
  background-color: #1e1e1e !important;
  color: #fff !important;
}
  
.dark-mode .btn {
  border-color: #555;
}

.dark-mode .btn-secondary {
  background-color: #444 !important;
  color: #eee !important;
}

.dark-mode .form-control,
.dark-mode .custom-select {
  background-color: #2c2c2c !important;
  color: #fff !important;
  border-color: #555;
}

.dark-mode select option {
  background-color: #2c2c2c;
  color: #fff;
}