body {
  background-image: url("../img/space.jpg");
  overflow: hidden;
  background-image: url(../img/space.jpg);
    overflow: hidden;
    background-repeat: no-repeat;
    background-size: cover;
}

#ship {
  position: absolute;
  height: 100;
  top: 100;
  left: 100;
}

#asteroidGenerator {
  position: absolute;
  top: 100;
  right: 100;
}

.asteroid {
  position: absolute;
  height: 10%;
  top: 100;
  right: 100;
}

#healthCounter {
  position: absolute;
  top: 0;
  left: 20;
  color: white;
  font-weight: bolder;
  font-size: 100;
  opacity: 0.2;
  line-height: 0;
}