It appears that the repository has undergone several changes and renamings:

backend/node_modules/camelcase-css/index.js

@@ -1,30 +0,0 @@
-"use strict";
-const pattern = /-(\w|$)/g;
-
-const callback = (dashChar, char) => char.toUpperCase();
-
-
-
-const camelCaseCSS = property =>
-{
-	property = property.toLowerCase();
-
-	// NOTE :: IE8's "styleFloat" is intentionally not supported
-	if (property === "float")
-	{
-		return "cssFloat";
-	}
-	// Microsoft vendor-prefixes are uniquely cased
-	else if (property.startsWith("-ms-"))
-	{
-		return property.substr(1).replace(pattern, callback);
-	}
-	else
-	{
-		return property.replace(pattern, callback);
-	}
-};
-
-
-
-module.exports = camelCaseCSS;