windowrulev2 = fullscreen on, match:class com.libretro.RetroArch
windowrulev2 = tag -default-opacity, match:class com.libretro.RetroArch
windowrulev2 = opacity 1 1, match:class com.libretro.RetroArch
windowrulev2 = idle_inhibit fullscreen, match:class com.libretro.RetroArch