soapbox/app/styles/components/datepicker.scss

.datepicker {
  margin: 0;
  box-sizing: border-box;
  padding: 10px 10px 0;
  width: 100%;
  border-top: 1px solid var(--foreground-color);

  &__hint {
    font-style: italic;
    color: var(--primary-text-color--faint);
    padding-bottom: 10px;
  }

  &__input {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  &__cancel {
    padding-left: 10px;
  }

  &--error .react-datepicker__input-container {
    border-color: $error-red !important;
  }
}

.datepicker .react-datepicker {
  box-shadow: 0 0 6px 0 rgb(0 0 0 / 30%);
  font-size: 12px;
  border: 0;
  border-radius: 10px;
  background-color: var(--foreground-color);
  color: var(--primary-text-color);

  &-wrapper {
    width: 100%;
  }

  &__input-container {
    border: 2px solid var(--brand-color);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    width: 100%;
    margin: 0;
    background: var(--background-color);
    color: var(--primary-text-color);
    padding: 10px;
    font-family: inherit;
    font-size: 16px;
    resize: vertical;
    outline: 0;

    &:focus {
      outline: 0;
    }

    @media screen and (max-width: 600px) {
      font-size: 16px;
    }

    input {
      padding: 0 0 0 10px;
    }

    &::before {
      content: '\f073';
      display: inline-block;
      font: normal normal normal 14px/1 ForkAwesome;
      font-size: 14px;
      color: var(--primary-text-color--faint);
    }
  }

  &__current-month,
  &-time__header,
  &-year-header {
    font-size: 14px;
    color: var(--primary-text-color);
  }

  &__day--keyboard-selected,
  &__month-text--keyboard-selected,
  &__quarter-text--keyboard-selected,
  &__year-text--keyboard-selected {
    background-color: var(--brand-color);
    color: white !important;
  }

  &__day,
  &__day-name,
  &__time-name {
    width: 22px;
    line-height: 21px;
    color: var(--primary-text-color);
  }

  &__day,
  &__month-text,
  &__quarter-text,
  &__year-text {
    transition: 0.2s;

    &:hover {
      background-color: var(--background-color);
      color: var(--primary-text-color) !important;
    }

    &--disabled {
      color: hsla(var(--primary-text-color_hsl), 0.4);
    }

    &--selected {
      background-color: var(--brand-color);
      color: white;
    }
  }

  &__day-names {
    padding-top: 8px;
  }

  &__time {
    background-color: var(--foreground-color);
  }

  &__header {
    background-color: var(--background-color);
    border: 0;
    border-top-left-radius: 10px;
    padding: 8px 0 14px;
  }

  &__triangle::before,
  &__triangle::after {
    border-bottom-color: var(--background-color) !important;
  }

  &__navigation-icon::before,
  &__year-read-view--down-arrow,
  &__month-read-view--down-arrow,
  &__month-year-read-view--down-arrow {
    border-color: hsla(var(--primary-text-color_hsl), 0.4);
    transition: 0.2s;
  }

  &__navigation-icon:hover::before {
    border-color: var(--primary-text-color--faint);
  }

  &__time-list-item {
    display: flex !important;
    align-items: center !important;
    transition: 0.2s !important;
    background: var(--foreground-color);

    &:hover {
      background-color: var(--background-color) !important;
      color: var(--primary-text-color) !important;
    }

    &--disabled {
      color: hsla(var(--primary-text-color_hsl), 0.4) !important;
    }

    &--selected {
      background-color: var(--brand-color) !important;
      color: white;
    }
  }

  &__header:not(.react-datepicker__header--has-time-select) {
    border-top-left-radius: 0;
    border-top-right-radius: 10px;
  }

  &__month {
    margin: 8px 14px 16px;
  }

  &__time-container {
    border-color: var(--background-color);
  }
}