{
  services.picom = {
    enable = true;
#    activeOpacity = "0.9";
#    inactiveOpacity = "0.9";
    fade = true;
    backend = "glx";
#    opacityRule = [
#      "100:name *= 'rofi'"
#      "100:class_g *= 'Firefox'"
#      "100:class_g *= 'Godot'"
#    ];
    shadow = true;
  };
}
