diff --git a/.config/alacritty/alacritty.yml b/.config/alacritty/alacritty.yml
index d28cb20..66d133e 100644
--- a/.config/alacritty/alacritty.yml
+++ b/.config/alacritty/alacritty.yml
@@ -6,7 +6,7 @@ window:
 font:
   size: 9
   offset:
-    y: 5
+    y: 4
 # colorscheme: Material
 colors:
   # Default colors
diff --git a/.mozilla/firefox/profile/chrome/userChrome.css b/.mozilla/firefox/profile/chrome/userChrome.css
index ad1dd0b..e0aa5c9 100644
--- a/.mozilla/firefox/profile/chrome/userChrome.css
+++ b/.mozilla/firefox/profile/chrome/userChrome.css
@@ -26,7 +26,7 @@
 }
 
 #sidebar {
-  min-width: 11em !important;
+  min-width: 10em !important;
 }
 
 /* 暗色侧边栏 */
@@ -45,6 +45,7 @@ treechildren::-moz-tree-separator {
   border-color: #333 !important
 }
 #sidebar-splitter {
+  width: 4px !important;
   border: 0px !important;
   background-color: var(--frame-background-color) !important;
 }