example-five.css

.relative {
  position: relative;
}
.padding--10 {
  padding: 10px;
}
.margin-bottom--10 {
  margin-bottom: 10px;
}
.box {
  background: #f7f7f7;
  color: black;
}

.box_small {
  height: 200px;
  width: 300px;
}

.box_big {
  height: 400px;
  width: 500px;
}