{ pkgs, ... }: {
  home-manager.users.mainUser = {

    services.dunst = {
      enable = false;
      settings = {
        global = {
          font = "Iosevka Term 11";
          # Allow a small subset of html markup:
          #   <b>bold</b>
          #   <i>italic</i>
          #   <s>strikethrough</s>
          #   <u>underline</u>
          #
          # For a complete reference see
          # <http://developer.gnome.org/pango/stable/PangoMarkupFormat.html>.
          # If markup is not allowed, those tags will be stripped out of the
          # message.
          markup = "yes";
          plain_text = "no";

          # The format of the message.  Possible variables are:
          #   %a  appname
          #   %s  summary
          #   %b  body
          #   %i  iconname (including its path)
          #   %I  iconname (without its path)
          #   %p  progress value if set ([  0%] to [100%]) or nothing
          # Markup is allowed
          format = ''
            %a
            <b>%s</b>
            %b'';

          # Sort messages by urgency.
          sort = "yes";

          # Show how many messages are currently hidden (because of geometry).
          indicate_hidden = "yes";

          # Alignment of message text.
          # Possible values are "left", "center" and "right".
          alignment = "center";

          # The frequency with wich text that is longer than the notification
          # window allows bounces back and forth.
          # This option conflicts with "word_wrap".
          # Set to 0 to disable.
          bounce_freq = 0;

          # Show age of message if message is older than show_age_threshold
          # seconds.
          # Set to -1 to disable.
          show_age_threshold = 1;

          # Split notifications into multiple lines if they don't fit into
          # geometry.
          word_wrap = "yes";

          # Ignore newlines '\n' in notifications.
          ignore_newline = "no";

          # Hide duplicate's count and stack them
          stack_duplicates = "yes";
          hide_duplicates_count = "no";

          # The geometry of the window:
          #   [{width}]x{height}[+/-{x}+/-{y}]
          # The geometry of the message window.
          # The height is measured in number of notifications everything else
          # in pixels.  If the width is omitted but the height is given
          # ("-geometry x2"), the message window expands over the whole screen
          # (dmenu-like).  If width is 0, the window expands to the longest
          # message displayed.  A positive x is measured from the left, a
          # negative from the right side of the screen.  Y is measured from
          # the top and down respectevly.
          # The width can be negative.  In this case the actual width is the
          # screen width minus the width defined in within the geometry option.
          geometry = "500x10-0+0";

          # Shrink window if it's smaller than the width.  Will be ignored if
          # width is 0.
          shrink = "no";

          # Don't remove messages, if the user is idle (no mouse or keyboard input)
          # for longer than idle_threshold seconds.
          # Set to 0 to disable.
          idle_threshold = 0;

          # The transparency of the window.  Range: [0; 100].
          # This option will only work if a compositing windowmanager is
          # present (e.g. xcompmgr, compiz, etc.).
          # transparency = 5

          # Which monitor should the notifications be displayed on.
          #monitor = keyboard

          # Display notification on focused monitor.  Possible modes are:
          #   mouse: follow mouse pointer
          #   keyboard: follow window with keyboard focus
          #   none: don't follow anything
          #
          # "keyboard" needs a windowmanager that exports the
          # _NET_ACTIVE_WINDOW property.
          # This should be the case for almost all modern windowmanagers.
          #
          # If this option is set to mouse or keyboard, the monitor option
          # will be ignored.
          follow = "none";

          # Should a notification popped up from history be sticky or timeout
          # as if it would normally do.
          sticky_history = "yes";

          # Maximum amount of notifications kept in history
          history_length = 15;

          # Display indicators for URLs (U) and actions (A).
          show_indicators = "no";

          # The height of a single line.  If the height is smaller than the
          # font height, it will get raised to the font height.
          # This adds empty space above and under the text.
          line_height = 3;

          # Draw a line of "separatpr_height" pixel height between two
          # notifications.
          # Set to 0 to disable.
          separator_height = 1;

          # Padding between text and separator.
          padding = 1;

          # Horizontal padding.
          horizontal_padding = 1;

          # Define a color for the separator.
          # possible values are:
          #  * auto: dunst tries to find a color fitting to the background;
          #  * foreground: use the same color as the foreground;
          #  * frame: use the same color as the frame;
          #  * anything else will be interpreted as a X color.
          separator_color = "frame";

          # Print a notification on startup.
          # This is mainly for error detection, since dbus (re-)starts dunst
          # automatically after a crash.
          startup_notification = true;

          # dmenu path.
          #dmenu = "${pkgs.dmenu}/bin/dmenu -p dunst:";

          # Browser for opening urls in context menu.
          # browser = /usr/bin/firefox -new-tab

          # Align icons left/right/off
          icon_position = "off";
          max_icon_size = 80;

          frame_width = 2;
          frame_color = "#8EC07C";

        };
        shortcuts = {

          # Shortcuts are specified as [modifier+][modifier+]...key
          # Available modifiers are "ctrl", "mod1" (the alt-key), "mod2",
          # "mod3" and "mod4" (windows-key).
          # Xev might be helpful to find names for keys.

          # Close notification.
          close = "ctrl+space";

          # Close all notifications.
          close_all = "ctrl+shift+space";

          # Redisplay last message(s).
          # On the US keyboard layout "grave" is normally above TAB and left
          # of "1".
          #history = "ctrl+grave";

          # Context menu.
          context = "mod4+u";
        };

        urgency_low = {
          frame_color = "#268bd2";
          foreground = "#002b36";
          background = "#fdf6e3";
          #timeout = 1;
        };

        urgency_normal = {
          frame_color = "#b58900";
          foreground = "#002b36";
          background = "#fdf6e3";
          #timeout = 1;
        };

        urgency_critical = {
          frame_color = "#dc322f";
          foreground = "#002b36";
          background = "#fdf6e3";
          #timeout = 1;
        };
      };

      # Every section that isn't one of the above is interpreted as a rules to
      # override settings for certain messages.
      # Messages can be matched by "appname", "summary", "body", "icon", "category",
      # "msg_urgency" and you can override the "timeout", "urgency", "foreground",
      # "background", "new_icon" and "format".
      # Shell-like globbing will get expanded.
      #
      # SCRIPTING
      # You can specify a script that gets run when the rule matches by
      # setting the "script" option.
      # The script will be called as follows:
      #   script appname summary body icon urgency
      # where urgency can be "LOW", "NORMAL" or "CRITICAL".
      #
      # NOTE: if you don't want a notification to be displayed, set the format
      # to "".
      # NOTE: It might be helpful to run dunst -print in a terminal in order
      # to find fitting options for rules.

      #[espeak]
      #    summary = "*"
      #    script = dunst_espeak.sh

      #[script-test]
      #    summary = "*script*"
      #    script = dunst_test.sh

      #[ignore]
      #    # This notification will not be displayed
      #    summary = "foobar"
      #    format = ""

      #[signed_on]
      #    appname = Pidgin
      #    summary = "*signed on*"
      #    urgency = low
      #
      #[signed_off]
      #    appname = Pidgin
      #    summary = *signed off*
      #    urgency = low
      #
      #[says]
      #    appname = Pidgin
      #    summary = *says*
      #    urgency = critical
      #
      #[twitter]
      #    appname = Pidgin
      #    summary = *twitter.com*
      #    urgency = normal
      #
      # vim: ft=cfg

    };
  };
}