metamask-extension/ui/pages/swaps/countdown-timer/index.scss

.countdown-timer {
  @include H7;

  display: flex;
  justify-content: center;

  @include screen-sm-min {
    margin: 0;
  }

  &__timer-container {
    display: flex;
    padding-right: 3px;
    color: var(--color-text-alternative);

    > span {
      display: flex;
      padding-left: 4px;
    }

    &--warning {
      .countdown-timer__time {
        color: var(--color-error-default);
      }
    }
  }

  &__time {
    @include H7;

    font-weight: bold;
    width: 24px;
    margin-left: 4px;
    margin-right: 2px;
  }

  div {
    display: flex;
    align-items: center;
  }
}