ISTWCMS-5898: only adjust headers on nodes (to avoid adjusting dashboard or...

ISTWCMS-5898: only adjust headers on nodes (to avoid adjusting dashboard or other things which have their own styles)

src/patterns/03-layouts/block/_block.scss

@@ -13,8 +13,8 @@
   &.block-local-tasks-block {
     margin-bottom: 0;
   }
-  // Move block title to top of block, while preserving spacing underneath.
-  & > {
+  // On nodes, move block title to top of block, while preserving spacing underneath.
+  .node & > {
     h2:first-child,
     .uw-admin-label + h2 {
       margin-top: -0.25em; /* Using ems so it adjusts to font size. */
@@ -24,9 +24,9 @@
   &:last-of-type {
     margin-bottom: 0;
   }
-  // Move an initial header in copy text to top of block, while preserving spacing underneath, unless there was a block title..
-  .uw-admin-label + .contextual + .uw-copy-text,
-  .uw-copy-text:first-child {
+  // On nodes, move an initial header in copy text to top of block, while preserving spacing underneath, unless there was a block title..
+  .node & .uw-admin-label + .contextual + .uw-copy-text,
+  .node & .uw-copy-text:first-child {
     .uw-copy-text__wrapper > :where(h2, h3, h4, h5, h6):first-child {
       margin-top: -0.25em; /* Using ems so it adjusts to font size. */
       padding-top: 0;