.is-layout-flow * + :is( h1, h2, h3, h4, h5, h6 ),
.wp-block-post-content * + :is( h1, h2, h3, h4, h5, h6 )  {
	margin-top: 3rem;
}

.is-layout-flow :is( h1, h2, h3, h4, h5, h6 ) + *,
.wp-block-post-content :is( h1, h2, h3, h4, h5, h6 ) + * {
	margin-top: 1rem;
}