AdminLTE/build/scss/plugins/_select2.scss

//
// Plugin: Select2
//

//Signle select
.select2-container--default,
.select2-selection {
  &.select2-container--focus,
  &:focus,
  &:active {
    outline: none;
  }

  .select2-selection--single {
    border: 1px solid $gray-x-light;
    //border-radius: $input-radius;
    height: 34px;
    padding: 6px 12px;
  }
}

.select2-container--default.select2-container--open {
  border-color: theme-color('primary');
}

.select2-dropdown {
  border: 1px solid $gray-x-light;
  //border-radius: $input-radius;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
  background-color: theme-color('primary');
  color: $white;
}

.select2-results__option {
  padding: 6px 12px;
  user-select: none;
}

.select2-container .select2-selection--single .select2-selection__rendered {
  height: auto;
  margin-top: -4px;
  padding-left: 0;
  padding-right: 0;
}

.select2-container[dir='rtl'] .select2-selection--single .select2-selection__rendered {
  padding-left: 20px;
  padding-right: 6px;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
  height: 28px;
  right: 3px;
}

.select2-container--default .select2-selection--single .select2-selection__arrow b {
  margin-top: 0;
}

.select2-dropdown,
.select2-search--inline {
  .select2-search__field {
    border: 1px solid $gray-x-light;

    &:focus {
      border: 1px solid theme-color('primary');
      outline: none;
    }
  }
}

.select2-container--default .select2-results__option[aria-disabled=true] {
  color: #999;
}

.select2-container--default .select2-results__option[aria-selected=true] {
  background-color: #ddd;

  &,
  &:hover {
    color: $gray-700;
  }
}

//Multiple select
.select2-container--default {
  .select2-selection--multiple {
    border: 1px solid $gray-x-light;

    &:focus {
      border-color: theme-color('primary');
    }

    .select2-selection__rendered li:first-child.select2-search.select2-search--inline {
      width: 100%;

      .select2-search__field {
        width: 100% !important;
      }
    }
  }

  &.select2-container--focus .select2-selection--multiple {
    border-color: $gray-x-light;
  }
}

.select2-container--default .select2-selection--multiple .select2-selection__choice {
  background-color: theme-color('primary');
  border-color: darken(theme-color('primary'), 5%);
  color: $white;
  padding: 1px 10px;
}

.select2-container--default .select2-selection--multiple .select2-selection__choice__remove {
  color: rgba(255, 255, 255, 0.7);
  margin-right: 5px;

  &:hover {
    color: $white;
  }
}

.select2-container .select2-selection--single .select2-selection__rendered li {
  padding-right: 10px;
}