:root {
  --radius: 5px;
}

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

body {
  background: #04001d;
}

.container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(6rem, 1fr));
  grid-auto-rows: 6rem;
  grid-auto-flow: dense;
  grid-gap: 0.5rem;
  margin: 1rem;
}

img {
  object-fit: cover;
  height: 100%;
  width: 100%;
}

div {
  overflow: hidden;
  border-radius: var(--radius);
}

div:nth-child(5n) {
  grid-row: span 3;
  grid-column: span 1;
}

div:nth-child(5n + 1) {
  grid-row: span 2;
}

div:nth-child(5n + 2) {
  grid-column: span 3;
}

div:nth-child(5n + 3) {
  grid-row: span 4;
  grid-column: span 2;
}

div:nth-child(5n + 4) {
  grid-row: span 2;
  grid-column: span 2;
}