STYLE Adjusting margins for headings in columns and resetting margins for heading sequences

resources/css/editor-content/gutenberg.css

@@ -72,6 +72,9 @@ article > *:not(.entry-content, .chapter-header-block),
     @apply mt-0;
   }
 }
+.wp-block-columns:has(.wp-block-column > h2:first-child, .wp-block-column > h3:first-child) {
+  @apply mt-10;
+}
 
 .wp-block-image {
   img {
@@ -119,6 +122,13 @@ article > *:not(.entry-content, .chapter-header-block),
     @apply my-3 p-0;
   }
 
+  h2 + h3,
+  h3 + h4,
+  h4 + h5,
+  h5 + h6 {
+    @apply mt-0;
+  }
+
   p,
   ul.wp-block-list,
   ol {