.product-features {
  border-block: 1px solid currentColor;
  margin-top: -1px;
}

.product-features__inner {
  background-color: currentColor;
  display: grid;
  grid-template-columns: repeat(var(--columns), 1fr);
  gap: 1px;
}

.product-features__inner > * {
  background-color: #fff;
}

@media (max-width: 767px) {
  .product-features__inner {
    grid-template-columns: 1fr;
  }
}