body {
  margin: 0;
  padding: 0;
}

.box {
  border: 1px solid black;
}

.container {
  width: 100vw;
  height: 100vh;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

#box-1 {
  background-color: red;
  grid-column: 1/3;
}

#box-2 {
  background-color: green;
}

#box-3 {
  background-color: tomato;
  grid-column: 4/5;
  grid-row: 1/4;
}

#box-4 {
  background-color: purple;
}

#box-5 {
  background-color: deeppink;
}

#box-6 {
  background-color: blue;
}

#box-7 {
  background-color: brown;
}

#box-8 {
  background-color: navy;
  grid-column: 2/4;
}