Index: src/wp-admin/css/press-this.css
===================================================================
--- src/wp-admin/css/press-this.css	(revision 31588)
+++ src/wp-admin/css/press-this.css	(working copy)
@@ -1318,7 +1318,7 @@
 	top: 0;
 	right: 0;
 	bottom: 0;
-	padding: 0.85714em 1.07143em;
+	padding: 0 1.07143em;
 	background: #f7f7f7;
 	border-color: #dedede;
 	border-bottom: 0;
