header.wp-block-template-part:has(> .starzie-sticky-header) {
  position: sticky;
  top: 0;
  z-index: 50;
}
.admin-bar header.wp-block-template-part:has(> .starzie-sticky-header) {
  top: var(--wp-admin--admin-bar--height, 32px);
}
.starzie-sticky-header {
  position: static;
  background-color: var(--wp--preset--color--background);
}