body {
  perspective: 1000;
}

#box1, #box2, #box3, #box4, #box5 {
  width: 100px;
  height: 80px;
  border: 3px solid black;
  background-color: yellow;
}

#box2 {
  transform: rotateX(45deg);
}

#box3 {
  transform: rotateX(89deg);
}

#box4 {
  transform: rotateX(180deg);
}

#box5 {
  transform: rotate3D(1, 2, 0, 45deg);
}