{ pkgs, ... }:
{
    environment = {
        gnome3.excludePackages = with pkgs.gnome3; [ epiphany vinagre gnome-software ];
        systemPackages = with pkgs; [
            numix-icon-theme
            gnome3.gnome-tweaks
            gnome3.gnome-boxes qemu_kvm
            (callPackage ./bottom-panel.nix {})
            (writeScriptBin "red" ''
                x="$(gsettings get org.gnome.settings-daemon.plugins.color night-light-enabled)"
                [ "$x" = "true" ] && x=false || x=true
                echo "Nightlight: $x"
                gsettings set org.gnome.settings-daemon.plugins.color night-light-enabled $x
            '')
        ] ++ (with pkgs.gnomeExtensions; [
            appindicator
            dash-to-panel
            drop-down-terminal
            sound-output-device-chooser
        ]);
    };

    services.xserver = {
        enable = true;
        libinput.enable = true;
        displayManager.gdm.enable = true;
        desktopManager.gnome3.enable = true;
        desktopManager.xterm.enable = false;
        displayManager.sessionCommands = ''
            ${./settings.sh}
        '';
    };
}