Merge "Followup to ce007e0 - Unify dropdown styles"

resources/skins.vector.styles/components/MenuTabs.less

@@ -56,5 +56,9 @@
 		// NOTE: Was 40px instead of 41, but changed to avoid visual regressions.
 		max-height: unit( 41 / @font-size-tabs / @font-size-browser, em );
 		box-sizing: border-box;
+		// For better compatibility with gadgets (like Twinkle) that append
+		// <H3> elements as dropdown headings (which was the convention in legacy Vector).
+		font-size: inherit;
+		font-weight: normal;
 	}
 }