.region-number .min-input-number {
  width: 100px;
  text-align: center;
}
.region-number .split-input {
  width: calc(100% - 200px);
  text-align: center;
  border-left: 0;
  pointer-events: 'none';
  background-color: '#fff';
}
.region-number .max-input-number {
  width: 100px;
  text-align: center;
  border-left: 0;
}