{ config, pkgs, lib, ... }: { services.picom = { enable = true; backend = "glx"; vSync = true; inactiveOpacity = 0.9; activeOpacity = 1.0; fade = true; fadeSteps = [ 0.09 0.09 ]; fadeDelta = 5; shadow = true; shadowOffsets = [ 12 12 ]; shadowOpacity = 0.5; shadowExclude = [ "class_g = 'Polybar'" "name = 'Polybar'" ]; settings = { corner-radius = 15; }; }; }; }