Reported via email:
https://rateyourmusic.com/(simple "dropdown" animations)
Based on the source code of the website, Google documentation and W3C the framework can be found here:
Note: The domain gstatic.com also delivers other things. If users just copy and paste the adblocker rules, all other things are either blocked or allowed. This depends on the LocalCDN settings. That' s why I have excluded this domain from the rule generator. This means that the user in Adblocker has to allow the connection for an affected website to be forwarded to LocalCDN.