amis/scss/components/form/_transfer.scss

.#{$ns}Transfer {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  min-height: px2rem(300px);

  &--inline {
    display: inline-flex;
    flex-wrap: nowrap;
  }

  &-title {
    display: flex;
    background: $Table-thead-bg;
    height: px2rem(30px);
    line-height: $Form-input-lineHeight;
    font-size: $Form-input-fontSize;
    padding: (px2rem(30px) - $Form-input-lineHeight * $Form-input-fontSize)/2
      $gap-sm;
    flex-direction: row;

    &--light {
      background: transparent;
    }

    > span {
      flex-grow: 1;
    }
  }

  &-select,
  &-result {
    min-width: px2rem(200px);
    flex-basis: px2rem(200px);
    flex-grow: 1;
    border: $Form-input-borderWidth solid $Form-input-borderColor;
    display: flex;
    flex-direction: column;
  }

  &-checkboxes,
  &-selections {
    flex-grow: 1;
    height: 0;
    overflow: auto;
  }

  &-checkboxes .#{$ns}ListCheckboxes-placeholder {
    height: 100%;
    display: flex;
    align-items: center;
    text-align: center;
    justify-content: center;
  }

  &-search {
    padding: $gap-sm;
  }

  &-arrow {
    width: px2rem(10px);
  }

  &-checkAll,
  &-clearAll {
    user-select: none;
    cursor: pointer;

    &.is-disabled {
      pointer-events: none;
      color: $text--muted-color;
    }
  }
}

.#{$ns}TransferControl {
  position: relative;

  &.is-inline {
    display: inline-block;
  }
}