I suspect you're running ublock origin or similar. I get the black page with it, but it renders correctly when I temporarily disable it. If that is the case, I

I suspect you're running ublock origin or similar. I get the black page with it, but it renders correctly when I temporarily disable it. If that is the case, I'm not really sure why you would expect developers to control for the situation where the user agent doesn't actually download the resources that the page requests.