===================================================================
--- wordpress.org/public_html/wp-content/plugins/wporg-gp-customizations/templates/style.css	(revision 12952)
+++ wordpress.org/public_html/wp-content/plugins/wporg-gp-customizations/templates/style.css	(working copy)
@@ -287,6 +287,7 @@
 
 .navigation-main ul li a {
 	padding: 0;
+	text-decoration: none;
 }
 
 .navigation-main ul li:hover > a,
@@ -391,6 +392,7 @@
 	.navigation-main ul li a {
 		display: block;
 		padding: 1rem;
+		text-decoration: none;
 	}
 
 	.navigation-main ul li:hover > a:after,
Index: wordpress.org/public_html/wp-content/themes/pub/wporg-breathe/style.css
===================================================================
--- wordpress.org/public_html/wp-content/themes/pub/wporg-breathe/style.css	(revision 12952)
+++ wordpress.org/public_html/wp-content/themes/pub/wporg-breathe/style.css	(working copy)
@@ -259,6 +259,7 @@
 
 .navigation-main ul li a {
 	padding: 0;
+	text-decoration: none;
 }
 
 .navigation-main ul li:hover > a,
Index: wordpress.org/public_html/wp-content/themes/pub/wporg-support/style-rtl.css
===================================================================