If nothing else, your site helped me uncover some kind of bug in Firefox's experimental compositor. https://bugzilla.mozilla.org/show_bug.cgi?id=1515787 https:

If nothing else, your site helped me uncover some kind of bug in Firefox's experimental compositor. https://bugzilla.mozilla.org/show_bug.cgi?id=1515787 https://bugzilla.mozilla.org/show_bug.cgi?id=1515787