.l-discount-price {
  display: flex;
  align-items: center;
}
.l-discount-price span {
  font-weight: 400;
  font-size: 15px;
}
.l-discount-price span.discount-price {
  font-size: 18px;
  font-weight: 700;
  color: red;
}
.l-discount-price span:not(.discount-price) {
  margin-right: 20px;
  text-decoration: line-through;
}