.select2-results__group {
  display: none !important;
}

.select2-container--default .select2-results__option[aria-label="BR"] .select2-results__option::before {
  content: "BR";
  margin-right: 4px;
}

.select2-container--default .select2-results__option--highlighted[aria-selected],
.select2-container--default .select2-results__option .select2-results__option {
  display: flex;
}

.select2-results__options .select2-results__options--nested {
  width: 100%;
}