💄 — Use CSS media prefers-color-scheme on splash screen
Users using a dark theme on there OS will obviously have a lot of chances to choose Kresus’ dark theme. But the theme is not initialized on splash screen (whene you arrive on your Kresus).
Using @media (prefers-color-scheme: dark)
on the splash screen avoid hurting dark theme lovers’ eyes with a white background
Works on Firefox Nightly, I don’t know for other browsers or versions, but it’s a standard CSS property and if the browser doesn’t support it, it’s not used (no effect).