Ticket #57472: 57472.diff

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

@@ -289 +289 @@
         font-style: italic;
 }
 
-.edit-post-visual-editor .wp-block-pullquote {
-        margin: 0;
-}
-
 .wp-block-pullquote .wp-block-pullquote__citation,
 .wp-block-pullquote cite {
         font-size: 14px;