HI, you are the second person to report a black screen upon launch (besides many without issues..), maybe you can try another browser Or enter the Console of your Browser and check if there is some error? You can show the web developer tools normally with F12 key or with the combination of command-option-i or ctrl-option-i.
Viewing post in Rogue's Dice jam comments
I get this message in my console:
No available adapters. dice.js?v=d83e24c-1656:285 GPU-Init (Web/Canvas) fehlgeschlagen: kein wgpu-Adapter (Web/Canvas): No suitable graphics adapter found; noop support not compiled in, vulkan support not compiled in, metal support not compiled in, dx12 support not compiled in, gl support not compiled in, webgpu not requested