Change $ in CSS to prefix placeholder

css.js

@@ -1,9 +1,8 @@
 const diversify = (prefix, now, ...rest) =>
 	now
 		? now.split(/, */g)
-			.map(current => current.replace(/\$/g, '.'))
-			.map(current => current[0] == "_"
-				? diversify(prefix+current.slice(1), ...rest)
+			.map(current => current.match(/\$/)
+				? diversify(current.replaceAll(/\$/g, prefix), ...rest)
 				: diversify(prefix+' '+current, ...rest)
 			).join(",")
 		: prefix

page/scrollToTop.js

@@ -48,7 +48,7 @@ document.head.append(html.style(css({
 		],
 		cursor: "pointer",
 	},
-	$top: {
+	'.top': {
 		"scroll-to-top": {
 			opacity: 0,
 			transform: `translate(0px, ${CSS.em(radius * 2)})`,