I am using H5P on Wordpress 5.9.6 in combination with the H5P Mods plugin to tweek some css.
I updated H5P 1.10.0 to 1.10.2 and from that moment on the css tweeks are no longer active (I did not chage the location or name of the custom-h5p-styling.css file). I use Firefox and Chrome, both show the same problem.
Also re-installing H5P 1.10.0 does not reactivate the css tweeks. I see on the page of a H5P exercise that the file custom-h5p-styling.css is loaded (