diff --git a/.config/picom/picom.conf b/.config/picom/picom.conf
index f6f6240..e51d956 100755
--- a/.config/picom/picom.conf
+++ b/.config/picom/picom.conf
@@ -194,14 +194,15 @@ focus-exclude = [
 #
 # opacity-rule = []
 opacity-rule = [
-  "80:class_g     = 'Bar'",             # lemonbar
-  "100:class_g    = 'slop'",            # maim
-  "90:class_g    = 'kitty' && focused",
-  "85:class_g     = 'kitty' && !focused",
-  "100:class_g    = 'Alacritty'",
-  "80:class_g     = 'Polybar'",
-  "100:class_g    = 'firefox' && focused",
-  "95:class_g    = 'firefox' && !focused",
+  "100:fullscreen",
+  "80:class_g             = 'Bar'",             # lemonbar
+  "100:class_g            = 'slop'",            # maim
+  "90:class_g             = 'kitty' && focused",
+  "85:class_g             = 'kitty' && !focused",
+  "100:class_g            = 'Alacritty'",
+  "80:class_g             = 'Polybar'",
+  "100:class_g            = 'firefox' && focused",
+  "95:class_g             = 'firefox' && !focused",
 ];