.is-style-heading-primary{
  position: relative;
  display: inline-block;
}

.is-style-heading-primary::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  z-index:-1;
  background-color: var(--wp--preset--color--gold);
  filter: drop-shadow(5px 5px 0px var(--wp--preset--color--gold-shadow-color));
  margin-left: 10%;
}