/* .wp-block-post-title {
  position: relative;
}
.wp-block-post-title::after {
  background-image: var(--accent-gradient);
  background-size: 100%;
  background-position: 0%;

  content: '';
  position: absolute;
  z-index: -10;
  bottom: 5px;
  left: -2px;
  right: -2px;
  height: 10px;
  border-radius: 5px;
} */