Update

.config/picom.conf

@@ -121,7 +121,12 @@ inactive-opacity-override = false;
 
 # Specify a list of conditions of windows that should never be considered focused.
 # focus-exclude = []
-focus-exclude = [ "class_g = 'Cairo-clock'" ];
+focus-exclude = [ "class_g = 'Cairo-clock'",
+                  "class_g = 'firefox'",
+                  "class_g = 'zoom'",
+                  "class_g = 'Soffice'",
+                  "class_g = 'libreoffice-impress'"
+                ];
 
 # Use fixed inactive dim value, instead of adjusting according to window opacity.
 # inactive-dim-fixed = 1.0