#pdetail {
  display: none;
}

.showHide {
  display: block;
}

.wrapper {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  grid-auto-rows: minmax(100px, auto);
}

.grid-item {
  background-color: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0, 0, 0, 0.8);
  padding: 20px;
  font-size: 30px;
  text-align: center;
}

.gi-one {
  grid-column: 1/3;
  grid-row: 1;
}

.gi-two {
  grid-column: 2 / 4;
  grid-row: 1 / 3;
}

.gi-three {
  grid-column: 12;
  grid-row: 1;
}