diff --git a/.gitconfig b/.gitconfig
index f0dc661..11c7187 100644
--- a/.gitconfig
+++ b/.gitconfig
@@ -3,3 +3,7 @@
 	email = tracer@24unix.net
 [core]
 	autocrlf = input
+[init]
+	defaultBranch = master
+[push]
+	autoSetupRemote = true
diff --git a/karabiner/karabiner.json b/karabiner/karabiner.json
index 39568f5..33b2dc1 100644
--- a/karabiner/karabiner.json
+++ b/karabiner/karabiner.json
@@ -4,32 +4,8 @@
             "complex_modifications": {
                 "rules": [
                     {
-                        "description": "kitty: map cmd+v and shift+enter for codex cli",
+                        "description": "kitty: map shift+enter for codex cli",
                         "manipulators": [
-                            {
-                                "conditions": [
-                                    {
-                                        "bundle_identifiers": [
-                                            "^net\\.kovidgoyal\\.kitty(-quick-access)?$"
-                                        ],
-                                        "type": "frontmost_application_if"
-                                    }
-                                ],
-                                "from": {
-                                    "key_code": "v",
-                                    "modifiers": {
-                                        "mandatory": ["command"],
-                                        "optional": ["any"]
-                                    }
-                                },
-                                "to": [
-                                    {
-                                        "key_code": "v",
-                                        "modifiers": ["control"]
-                                    }
-                                ],
-                                "type": "basic"
-                            },
                             {
                                 "conditions": [
                                     {
@@ -66,8 +42,7 @@
                                 "from": {
                                     "key_code": "return_or_enter",
                                     "modifiers": {
-                                        "mandatory": ["option"],
-                                        "optional": ["any"]
+                                        "mandatory": ["option"]
                                     }
                                 },
                                 "to": [
@@ -87,7 +62,7 @@
                                 "conditions": [
                                     {
                                         "bundle_identifiers": [
-                                            "^net\\.kovidgoyal\\.kitty$"
+                                            "^net\\.kovidgoyal\\.kitty(-quick-access)?$"
                                         ],
                                         "type": "frontmost_application_unless"
                                     }
@@ -103,7 +78,7 @@
                                         "key_code": "vk_none"
                                     },
                                     {
-                                        "shell_command": "/usr/bin/osascript -e 'tell application \"kitty\" to activate' -e 'tell application \"System Events\" to keystroke return using command down'"
+                                        "shell_command": "/Applications/kitty.app/Contents/MacOS/kitty --single-instance --directory ~"
                                     }
                                 ],
                                 "type": "basic"
diff --git a/kitty/kitty.conf b/kitty/kitty.conf
index 120b008..ed09272 100644
--- a/kitty/kitty.conf
+++ b/kitty/kitty.conf
@@ -6,10 +6,15 @@ bold_italic_font auto
 font_size 14
 adjust_line_height 125%
 cursor_shape block
+cursor_trail 120
+cursor_trail_decay 0.08 0.25
+cursor_trail_start_threshold 3
+cursor_trail_color #ff8844
 cursor_blink_interval 0.5
 cursor_stop_blinking_after 0
 shell_integration no-cursor
 enable_audio_bell 0
+background_opacity 0.85
 hide_window_decorations titlebar-only
 macos_show_window_title_in none
 macos_titlebar_color background
@@ -21,6 +26,9 @@ tab_bar_style separator
 tab_separator " ┇"
 tab_bar_edge top
 window_padding_width 10
+remember_window_size no
+initial_window_width 160c
+initial_window_height 35c
 
 map cmd+shift+r load_config_file
 map cmd+enter launch --type=os-window --cwd=~
diff --git a/kitty/launch-quick-access-terminal.sh b/kitty/launch-quick-access-terminal.sh
index fdea13e..0acb2c0 100755
--- a/kitty/launch-quick-access-terminal.sh
+++ b/kitty/launch-quick-access-terminal.sh
@@ -10,9 +10,9 @@ kitty_kitten=/Applications/kitty.app/Contents/MacOS/kitten
 studio_config=$dotfiles_dir/hosts/studio/kitty/quick-access-terminal.conf
 
 if [ "$host_name" = "studio" ] && [ -f "$studio_config" ]; then
-	exec "$kitty_kitten" quick-access-terminal --config "$studio_config" \
+	exec "$kitty_kitten" quick-access-terminal --instance-group quick-access --config "$studio_config" \
 		"$kitty_kitten" run-shell --cwd "$HOME"
 fi
 
-exec "$kitty_kitten" quick-access-terminal \
+exec "$kitty_kitten" quick-access-terminal --instance-group quick-access \
 	"$kitty_kitten" run-shell --cwd "$HOME"