vant/packages/dropdown-item/index.less

@import '../style/var';

.van-dropdown-item {
  position: fixed;
  right: 0;
  left: 0;
  overflow: hidden;

  &--up {
    top: 0;
  }

  &--down {
    bottom: 0;
  }

  &__content {
    position: absolute;
  }

  &__icon {
    display: block;
    line-height: inherit;
  }
}