diff --git a/.byobu/keybindings.tmux b/.byobu/keybindings.tmux
index e69de29..eb3d92e 100644
--- a/.byobu/keybindings.tmux
+++ b/.byobu/keybindings.tmux
@@ -0,0 +1,4 @@
+unbind-key -n C-a
+set -g prefix ^A
+set -g prefix2 F12
+bind a send-prefix
diff --git a/.config/kitty/kitty.conf b/.config/kitty/kitty.conf
index a9eb8e7..fd8c60b 100644
--- a/.config/kitty/kitty.conf
+++ b/.config/kitty/kitty.conf
@@ -6,7 +6,7 @@
 #: individual font faces and even specify special fonts for particular
 #: characters.
 
-# font_family      monospace
+font_family      JetBrainsMono
 # bold_font        auto
 # italic_font      auto
 # bold_italic_font auto
@@ -174,7 +174,7 @@ font_size 10.0
 #: special value default means to use the operating system's default
 #: URL handler.
 
-# copy_on_select no
+copy_on_select yes
 
 #: Copy to clipboard or a private buffer on select. With this set to
 #: clipboard, simply selecting text with the mouse will cause the text
@@ -268,7 +268,7 @@ font_size 10.0
 #: Enable/disable the audio bell. Useful in environments that require
 #: silence.
 
-# visual_bell_duration 0.0
+visual_bell_duration 0.1
 
 #: Visual bell duration. Flash the screen when a bell occurs for the
 #: specified number of seconds. Set to zero to disable.