Update blank-canvas/style.css

Co-authored-by: Jeff Ong <jeff.ong@automattic.com>

blank-canvas/style.css

@@ -37,7 +37,7 @@ GNU General Public License for more details.
 	margin-bottom: 0;
 }
 
-/* Add some top padding if the first block on the page is not full-width or a spacer. */
+/* Add some top padding if the first block on the page is a full-width image, cover, media & text, or group block. */
 
 .single .entry-content > .wp-block-image.alignfull:first-child,
 .page .entry-content > .wp-block-image.alignfull:first-child,
@@ -78,4 +78,4 @@ body:not(.single):not(.page) .site-content {
 .entry-footer,
 .site-info {
 	text-align: center;
-}
+}