img {
  width: 100%;
}

.grid {
  --columns: 12;
  --gutter: 3rem;
  display: grid;
  grid-gap: var(--gutter);
  grid-template-columns: 1fr;
}
.grid > .column {
  margin-bottom: var(--gutter);
}

.column {
  column-span: var(--span);
}

.autogrid {
  --gutter: 3rem;
  --min: 10rem;
  display: grid;
  grid-gap: var(--gutter);
  grid-template-columns: repeat(auto-fit, minmax(var(--min), 1fr));
  grid-auto-flow: dense;
}


@media screen and (min-width: 60rem) {
  body {
    --padding: 3rem;
  }

  .grid {
    grid-template-columns: repeat(12, 1fr);
  }
  .grid > .column {
    grid-column: span var(--span);
  }
}