.form-control {
  border-color: slategray; /* Darker border */
}

.form-control:focus {
  border-color: slategray; /* Slightly lighter border on focus */
}
.form-select {
  border-color: slategray;
}

.form-select:focus {
  border-color: slategray;
}
.form-check-input {
  border-color: slategray;
}