body {
  margin: 0;
  padding: 0;
}

#info {
  position: absolute;
  top: 20px;
  right: 20px;

  padding: 12px;

  border: 1px solid #333;
}

#box1,
#box2,
#box3 {
  box-sizing: border-box;
  width: 300px;
  height: 500px;
  margin: 20px auto;
  padding: 10px;

  border: 5px solid #eee;
}

#box1 {
  background-color: aqua;
}
#box2 {
  background-color: burlywood;
}
#box3 {
  background-color: darkgray;
}