diff --git a/emacs.d/init.el b/emacs.d/init.el
index d211421..ee384b3 100644
--- a/emacs.d/init.el
+++ b/emacs.d/init.el
@@ -1,10 +1,6 @@
 ;; -*- mode: emacs-lisp; buffer-read-only: t; -*-
 
 
-;; this emacs configuration is heavily dependant on the guix configuration, which manages the packages.
-;; the org-roam-ui packages uses a specific version of org-roam, please dont install the org-roam from
-;; the main guix repo, let the package org-roam-ui do that automatically.
-
 (add-hook 'scheme-mode-hook 'guix-devel-mode)
 
 (dirvish-override-dired-mode)
@@ -13,8 +9,7 @@
 (setq cursor-type 'box)
 
 
-
-(load-file "~/.emacs.d/org-roam-templates/main.el")
+(global-set-key (kbd "C-z") 'undo)
 
 (set-frame-parameter nil 'alpha-background 100)
 
@@ -37,6 +32,29 @@
 (global-set-key (kbd "C-c t") 'toggle-transparency)
 
 
+;;---------------------
+(load-file "~/.emacs.d/keys/xah-fly-keys.el")
+(require 'xah-fly-keys)
+
+;; specify a layout
+(xah-fly-keys-set-layout "qwerty")
+
+(xah-fly-keys 1)
+
+;;-------------------------
+
+(defun enable-olivetti ()
+  "Enable `olivetti-mode' for Org mode files."
+  (when (and buffer-file-name
+             (string-match "\\.org\\'" buffer-file-name))
+    (olivetti-mode 1)))
+
+(add-hook 'org-mode-hook 'enable-olivetti)
+
+
+(load-file "~/.emacs.d/org-roam-templates/main.el")
+
+
 (load-file "~/.emacs.d/extensions/alert/alert.el")
 ;; needs alert
 (load-file "~/.emacs.d/extensions/pomidor/pomidor.el")
@@ -66,11 +84,23 @@
 (advice-add 'xeft-next :after #'xeft--eager-preview)
 (advice-add 'xeft-previous :after #'xeft--eager-preview)
 
-
 (global-set-key (kbd "C-c C-n") 'org-roam-capture)
 (global-set-key (kbd "C-c C-k") 'xeft)
 
 
+
+(defun enable-rainbow-delimiters-mode ()
+  "Enable rainbow-delimiters-mode."
+  (rainbow-delimiters-mode 1))
+
+(add-hook 'prog-mode-hook 'enable-rainbow-delimiters-mode)
+
+;; Associate file extensions with major modes
+(add-to-list 'auto-mode-alist '("\\.scm\\'" . scheme-mode))
+(add-to-list 'auto-mode-alist '("\\.cl\\'" . lisp-mode))
+(add-to-list 'auto-mode-alist '("\\.el\\'" . emacs-lisp-mode))
+
+
 ;; Disable menu bar, tool bar, and scroll bar
 (menu-bar-mode -1)
 (tool-bar-mode -1)
@@ -81,7 +111,7 @@
       inhibit-startup-message t)
 
 ;; Set default font and size
-(set-face-attribute 'default nil :family "DejaVu Sans Mono" :height 120)
+(set-face-attribute 'default nil :family "Iosevka Comfy" :height 100)
 
 ;; Show line numbers
 (global-display-line-numbers-mode)
@@ -118,20 +148,7 @@
 ;; Set font to Iosevka Comfy with aliasing
 (set-face-attribute 'default nil
                     :family "Iosevka Comfy"
-                    :height 120
-                    :weight 'normal
-                    :width 'normal
-                    :foundry "CTDB"
-                    :slant 'normal
-                    :underline nil
-                    :overline nil
-                    :strike-through nil
-                    :box nil
-                    :inverse-video nil
-                    :foreground "unspecified"
-                    :background "unspecified"
-                    :stipple nil
-                    :inherit 'unspecified
+                    :height 100
                     :antialias 'subpixel)