Index: src/wp-admin/css/common.css
===================================================================
--- src/wp-admin/css/common.css	(revision 45273)
+++ src/wp-admin/css/common.css	(working copy)
@@ -2171,7 +2171,7 @@
 	margin-left: 0.5em; /* half the font size so set the font size properly */
 	padding: 5px 10px;
 	font-size: 14px;
-	line-height: 1.8;
+	line-height: 1.71428571;
 	font-weight: 600;
 	background: #e5e5e5;
 	color: #555;