.r {
    position: absolute;
    width: 48px;
    height: 48px;
    background-size: 48px 48px;
  }

.r1 {
  position: absolute;
  width: 48px;
  height: 48px;
  background-size: 48px 48px;
  background-image: url("../img/rock1.png");
}

.r2 {
  position: absolute;
  width: 48px;
  height: 48px;
  background-size: 48px 48px;
  background-image: url("../img/rock2.png");
}

#board {
  position: relative;
  margin: 0 auto;
  width: 512px;
  height: 512px;
  background-size: 512px 512px;
  background-image: url("../img/chaxboard.png");
}

#sand {
  position: relative;
  margin: 0 auto;
  width: 512px;
  height: 512px;
  background-size: 512px 512px;
  background-image: url("../img/sand.png");
  border: 4px solid black;
}

#link {
  width: 512px;
  height: fit-content;
  position: relative;
  margin: 0 auto;
}