Backdrop Filter on custom cursor

Howdy guys!

I’m trying to get the custom mouse circle (.cursor-background) to apply a blur backdrop filter on hover of the Menu Toggle but it doesn’t seem to want to do it, any ideas?


Here is my site Read-Only: https://preview.webflow.com/preview/loveiswar?utm_medium=preview_link&utm_source=designer&utm_content=loveiswar&preview=01b627c90fefcd7021bc5c7eb55e9f82&pageId=60d08e080e4b76b75287fe62&workflow=preview