.portfolio-item {
  width: 100%;
  border-radius: 12px;
  filter: grayscale(100%);
  transition: filter 0.3s ease;
}

.portfolio-item:hover {
  filter: grayscale(0%);
}


@media (max-width: 600px) {
  .portfolio-item {
    height: 200px !important;
  }
}