* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  overflow: hidden;
  background-color: #000;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: 60vw;
  gap: 0;
  margin: auto;
  padding-top: 4rem;
}

.cell {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
}

.img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
  display: block;
}

/* Hover-efekti */
.img:hover {
  filter: none;
}

/* Filter-määritykset */
.img { filter: sepia(100%); }


/* Responsiivisuus */
@media (max-width: 600px) {
  html, body {
    overflow: auto;
  }

  .grid {
    height: auto;
    max-width: 100%;
  }
}