.star-rating {
  position: relative;
  width: 160px;
  height: 1em;
  font-size: 25px;
}

.star-rating-front {
  position: absolute;
  top: 0;
  left: 0;
  overflow: hidden;
  color: #ffcc33;
  height: 40px;
}

.star-rating-back {
  color: #ccc;
}