.hes-gallery img {
  width: 100%;
  object-fit: cover;
  transition: 0.3s;
  cursor: pointer;
}

.hes-gallery img:hover {
  transform: scale(1.04);

}

@media (max-width: 800px) {
  main {
    width: 100%;
  }
  header img {
    width: 80%;
    object-fit: contain;
  }
  .hes-gallery {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

@media (max-width: 500px) {
  .hes-gallery {
    grid-template-columns: 1fr 1fr;
  }
}