div {
  width: 50px;
  height: 50px;
  display: inline-block;
}
.brown {
  background-color: brown;
}
.green {
  background-color: green;
}
.blue {
  background-color: blue;
}
.purple {
  background-color: purple;
}
.yellow {
  background-color: yellow;
}
.car1 {
  background-color: yellow;
}
.car2 {
  background-color: purple;
}

.car1,
.car2 {
  margin-left: 0;
}