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 12265)
+++ wordpress.org/public_html/wp-content/themes/pub/wporg-breathe/style.css	(working copy)
@@ -1619,3 +1619,10 @@
 	}
 }
 
+@media (max-width: 876px) {
+	.navigation-main{
+		margin: 0 auto;
+		text-align: center;
+		height: 100%;
+		}
+}
\ No newline at end of file