Menus: Improve padding on bulk action labels for small screens.

Props sumitsingh, sabernhardt, ryokuhi, priyank9033, audrasjb, pbiron.
Fixes #54855.


git-svn-id: https://develop.svn.wordpress.org/trunk@52971 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/css/nav-menus.css

@@ -1019,4 +1019,8 @@ body.menu-max-depth-11 { min-width: 1280px !important; }
 	#menu-locations-wrap .widefat {
 		width: 100%;
 	}
+
+	.bulk-select-button {
+		padding: 5px 10px;
+	}
 }