picom: configure some transparency

.config/picom.conf

@@ -8,7 +8,6 @@
 # unless explicitly requested using the wintypes option.
 #
 # shadow = false
-shadow = true;
 
 # The blur radius for shadows, in pixels. (defaults to 12)
 # shadow-radius = 12
@@ -88,7 +87,7 @@ shadow-exclude = [
 # Fade windows in/out when opening/closing and when opacity changes,
 #  unless no-fading-openclose is used.
 # fading = false
-fading = true
+fading = false
 
 # Opacity change between steps while fading in. (0.01 - 1.0, defaults to 0.028)
 # fade-in-step = 0.028
@@ -122,7 +121,7 @@ inactive-opacity = 0.8;
 
 # Opacity of window titlebars and borders. (0.1 - 1.0, disabled by default)
 # frame-opacity = 1.0
-frame-opacity = 0.7;
+frame-opacity = 0.5;
 
 # Default opacity for dropdown menus and popup menus. (0.0 - 1.0, defaults to 1.0)
 # menu-opacity = 1.0
@@ -132,10 +131,10 @@ frame-opacity = 0.7;
 inactive-opacity-override = false;
 
 # Default opacity for active windows. (0.0 - 1.0, defaults to 1.0)
-# active-opacity = 1.0
+active-opacity = 0.95
 
 # Dim inactive windows. (0.0 - 1.0, defaults to 0.0)
-# inactive-dim = 0.0
+#inactive-dim = 0.05
 
 # Specify a list of conditions of windows that should always be considered focused.
 # focus-exclude = []
@@ -151,7 +150,9 @@ focus-exclude = [ "class_g = 'Cairo-clock'" ];
 # example:
 #    opacity-rule = [ "80:class_g = 'URxvt'" ];
 #
-# opacity-rule = []
+opacity-rule = [ "100:name *= 'Firefox'",
+                 "100:name *= 'Chrome'",
+                 "100:name *= 'Slack'"]
 
 
 #################################
@@ -161,7 +162,7 @@ focus-exclude = [ "class_g = 'Cairo-clock'" ];
 
 # Parameters for background blurring, see the *BLUR* section for more information.
 # blur-method = 
-# blur-size = 12
+blur-size = 12
 #
 # blur-deviation = false
 
@@ -169,7 +170,7 @@ focus-exclude = [ "class_g = 'Cairo-clock'" ];
 # Bad in performance, with driver-dependent behavior. 
 # The name of the switch may change without prior notifications.
 #
-# blur-background = false
+blur-background = true
 
 # Blur background of windows when the window frame is not opaque. 
 # Implies:
@@ -245,7 +246,7 @@ detect-client-opacity = true;
 # try detecting this with X RandR extension.
 #
 # refresh-rate = 60
-refresh-rate = 144
+refresh-rate = 120
 
 # Limit picom to repaint at most once every 1 / 'refresh_rate' second to 
 # boost performance. This should not be used with