.related-portfolio {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
  margin: 0 0 50px;
}

.related-portfolio__list {
  display: flex;
  justify-content: flex-start;
  align-items: stretch;
  flex-wrap: wrap;
  margin: 0 -10px 10px;
  list-style: none;

  @media (width < 1024px) {
    margin: 0 -5px 10px;
  }

  @media (width < 768px) {
    margin: 0 -10px 10px;
  }
}

.related-portfolio__item {
  flex: 0 0 calc(100% / 4 - 20px);
  max-width: 370px;
  padding: 0;
  margin: 0 10px 15px;

  background-color: var(--color-grey-extra-light);
  border-bottom: 2px solid var(--color-grey-light);

  transition: border-color .15s ease;

  @media (width < 1024px) {
    flex: 0 0 calc(100% / 4 - 10px);
    margin: 0 5px 20px;
  }

  @media (width < 768px) {
    flex: 0 0 calc(100% / 2 - 20px);
    margin: 0 10px 20px;
  }

  @media (width < 480px) {
    flex: 0 0 calc(100% / 2 - 10px);
    margin: 0 auto 20px;

    &:only-child {
      flex-basis: calc(100% - 10px);
    }
  }
}

.related-portfolio__item-title {
  display: block;
  padding: 10px 20px 15px;
  margin: 0;

  color: var(--color-black-extra-light);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;

  @media (width < 1024px) {
    padding: 10px 15px;

    font-size: 16px;
  }

  @media (width < 480px) {
    font-size: 14px;
    line-height: 1.2;
  }
}

.related-portfolio__more-btn {
  margin: 0 auto;
}