.wrapper {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 20%;
  grid-auto-rows: 100px;
  grid-template-areas:
    "a b c"
  align-items: start;
}
.item1 {
  grid-area: a;
}
.item2 {
  grid-area: b;
}
.item3 {
  grid-area: c;
}