Style changes to lcd

This change is larger than it should because I came across lots of
unused CSS which I removed or simplified.

https://phabricator.wikimedia.org/T138235

examples/decorator.html

@@ -26,6 +26,7 @@
 					}
 					$language.prop( 'href', '//' + languageCode + '.wikipedia.org' );
 				},
+				quickList: ['en', 'hi', 'he', 'ml', 'ta', 'fr'] //FIXME
 			} );
 		} );
 	</script>