.price-item--regular {
  text-decoration: line-through;
  color: #999;
}

.price-item--sale {
  color: #00c853;
  font-weight: bold;
}
.price--on-sale .price-item--regular {
  color: gray !important;
}
.price--on-sale .price-item--sale {
  color: green !important;
}