Ticket #60197: 60197.nonframed.patch

src/wp-content/themes/twentyfifteen/css/editor-blocks.css

@@ -405 +405 @@
         padding: 0;
 }
 
+div.editor-styles-wrapper .wp-block-list:where(.has-background) {
+        padding: 1.25em 2.375em;
+}
+
 /* Quote */
 
 .rtl .editor-block-list__block blockquote {