{ config, pkgs, ... }: {

  qt = {
    enable = true;
    platformTheme.name = "gtk2";
    style.name = "gtk2";
  };

  gtk = { enable = true; };
  #
  #   theme = { name = "FlatColor"; };
  #
  #   iconTheme = {
  #     package = pkgs.kora-icon-theme;
  #     name = "Kora";
  #   };
  #
  #   font = {
  #     name = config.var.theme.font;
  #     size = config.var.theme.font-size;
  #   };
  #
  #   gtk3.extraConfig = {
  #     Settings = ''
  #       gtk-application-prefer-dark-theme=1
  #     '';
  #   };
  #
  #   gtk4.extraConfig = {
  #     Settings = ''
  #       gtk-application-prefer-dark-theme=1
  #     '';
  #   };
  # };
  #
  # home.pointerCursor = {
  #   gtk.enable = true;
  #   package = pkgs.bibata-cursors;
  #   name = "Bibata-Modern-Classic";
  #   size = 14;
  # };
  #
  # home.file = {
  #   ".local/share/themes/FlatColor" = {
  #     recursive = true;
  #     source = pkgs.stdenv.mkDerivation {
  #       name = "FlatColor";
  #
  #       src = pkgs.fetchFromGitHub {
  #         owner = "jasperro";
  #         repo = "FlatColor";
  #         rev = "0a56c50e8c5e2ad35f6174c19a00e01b30874074";
  #         hash = "sha256-P8RnYTk9Z1rCBEEMLTVRrNr5tUM/Pc9dsdMtpHd1Y18=";
  #       };
  #
  #       buildPhase = ''
  #         mkdir -p $out
  #         # delete the default gtk-color-scheme:
  #         file="./gtk-2.0/gtkrc"
  #         sed -i '3,29d' $file
  #         sed -i '3i include "../colors2"' $file
  #
  #         file="./gtk-3.0/gtk.css"
  #         sed -i '2,10d' $file
  #         sed -i '2i @import url("../colors3");' $file
  #
  #         file="./gtk-3.20/gtk.css"
  #         sed -i '2,26d' $file
  #         sed -i '2i @import url("../colors3");' $file
  #
  #         cp -r . $out 
  #       '';
  #     };
  #   };
  #
  #   ".local/share/themes/FlatColor/colors2".text = ''
  #     bg_color:#${config.var.theme.colors.bg}
  #     color0:#${config.var.theme.colors.c0}
  #     color1:#${config.var.theme.colors.c1}
  #     color2:#${config.var.theme.colors.c2}
  #     color3:#${config.var.theme.colors.c3}
  #     color4:#${config.var.theme.colors.c4}
  #     color5:#${config.var.theme.colors.c5}
  #     color6:#${config.var.theme.colors.c6}
  #     color7:#${config.var.theme.colors.c7}
  #     color8:#${config.var.theme.colors.c8}
  #     color9:#${config.var.theme.colors.c9}
  #     color10:#${config.var.theme.colors.c10}
  #     color11:#${config.var.theme.colors.c11}
  #     color12:#${config.var.theme.colors.c12}
  #     color13:#${config.var.theme.colors.c13}
  #     color14:#${config.var.theme.colors.c14}
  #     color15:#${config.var.theme.colors.c15}
  #     text_color:#${config.var.theme.colors.fg}
  #     selected_bg_color:#${config.var.theme.colors.accent}
  #     selected_fg_color:#${config.var.theme.colors.accentFg}
  #     tooltip_bg_color:#${config.var.theme.colors.bgalt}
  #     tooltip_fg_color:#${config.var.theme.colors.fgalt}
  #     titlebar_bg_color:#${config.var.theme.colors.bgalt}
  #     titlebar_fg_color:#${config.var.theme.colors.fgalt}
  #     menu_bg_color:#${config.var.theme.colors.bgalt}
  #     menu_fg_color:#${config.var.theme.colors.fgalt}
  #     link_color:#${config.var.theme.colors.accent}
  #   '';
  #
  #   ".local/share/themes/FlatColor/colors3".text = ''
  #     @define-color color0 #${config.var.theme.colors.c0};
  #     @define-color color1 #${config.var.theme.colors.c1};
  #     @define-color color2 #${config.var.theme.colors.c2};
  #     @define-color color3 #${config.var.theme.colors.c3};
  #     @define-color color4 #${config.var.theme.colors.c4};
  #     @define-color color5 #${config.var.theme.colors.c5};
  #     @define-color color6 #${config.var.theme.colors.c6};
  #     @define-color color7 #${config.var.theme.colors.c7};
  #     @define-color color8 #${config.var.theme.colors.c8};
  #     @define-color color9 #${config.var.theme.colors.c9};
  #     @define-color color10 #${config.var.theme.colors.c10};
  #     @define-color color11 #${config.var.theme.colors.c11};
  #     @define-color color12 #${config.var.theme.colors.c12};
  #     @define-color color13 #${config.var.theme.colors.c13};
  #     @define-color color14 #${config.var.theme.colors.c14};
  #     @define-color color15 #${config.var.theme.colors.c15};
  #     @define-color selected_bg_color #${config.var.theme.colors.accent};
  #     @define-color selected_fg_color #${config.var.theme.colors.accentFg};
  #
  #     @define-color bg_color #${config.var.theme.colors.bg};
  #     @define-color fg_color #${config.var.theme.colors.fg};
  #     @define-color base_color @bg_color;
  #     @define-color text_color @fg_color;
  #     @define-color text_color_disabled mix(@text_color, @base_color, 0.4);
  #     @define-color tooltip_bg_color #${config.var.theme.colors.bgalt};
  #     @define-color tooltip_fg_color #${config.var.theme.colors.fgalt};
  #   '';
  # };
}