i just found a third bug in two days. Here it is.
I both activated cover feature for projects as well as next/previous project arrows. They seem to be only visible as long as the cover is shown. If I scroll down, they are disappearing.
Here you find two screenshot:
Could you please take a look.
Ps. Tested with latest firefox and chrome. Wordpress 5.9 and Laytheme 4.1,8.