{
  pkgs,
  lib,
  nixosConfig ? { },
  ...
}:
{
  #
  # fonts
  #
  fonts.fontconfig = {
    enable = true;
    defaultFonts = lib.mapAttrsRecursive (_: v: v ++ [ "Last Resort" ]) {
      sansSerif = [
        "Ubuntu"
        "Noto Sans CJK TC"
      ];
      serif = [ "Noto Serif CJK TC" ];
      monospace = [ "Iosevka" ];
      emoji = [ "Noto Color Emoji" ];
    };
  };
  home.packages = [
    pkgs.noto-fonts
    pkgs.noto-fonts-lgc-plus
    pkgs.noto-fonts-cjk-sans
    pkgs.noto-fonts-cjk-serif
    pkgs.noto-fonts-color-emoji
    pkgs.noto-fonts-emoji-blob-bin
    pkgs.ubuntu-classic
    pkgs.iosevka
    pkgs.last-resort
  ];

  home.file = {
    ".xscreensaver".source = "${./xscreensaver/.xscreensaver}";
    ".wallpaper".source = "${pkgs.wallpapers.packages.knights_of_guinevere.fixing_gwen}";
  };
  xdg.configFile = {
    "xmonad".source = "${./xmonad}";
  };
  home.pointerCursor = {
    x11.enable = true;
    gtk.enable = true;

    inherit (nixosConfig.services.xserver.displayManager.lightdm.greeters.gtk.cursorTheme)
      name
      package
      size
      ;
  };
  xresources.properties."Xft.dpi" = 150;
  i18n.inputMethod = {
    enable = true;
    type = "fcitx5";
  };

  xdg.mimeApps =
    let
      associations = {
        "x-scheme-handler/mailto" = [ "org.gnome.Evolution.desktop" ];
      };
    in
    {
      enable = true;
      associations.added = associations;
      defaultApplications = associations;
    };
}