Added zoom to urxvt, improved picom config

picom/.config/picom/config

@@ -36,3 +36,8 @@ blur-method = "gaussian";
 blur-size = 10;
 blur-deviation = 5.0;
 
+blur-background-exclude = [
+    "_GTK_FRAME_EXTENTS@:c",
+    "_NET_WM_STATE@:a *= '_NET_WM_STATE_HIDDEN'"
+];
+

urxvt/.Xresources

@@ -1,8 +1,12 @@
 
+! About periods and asterisks: https://unix.stackexchange.com/a/388610
+! Note: the perl script "resize-font" is an external dependency coming from:
+!       https://github.com/simmel/urxvt-resize-font
+!       It can be installed in $HOME/.urxvt/ext with executable permissions.
+
 ! fonts
 URxvt*letterSpace:              -1
 URxvt.lineSpace:                0
-!Xft.size:                      10
 URxvt*font:                     xft:ProggyCleanTTSZ Nerd Font Mono:regular:size=10
 URxvt*imFont:                   xft:ProggyCleanTTSZ Nerd Font Mono:regular:size=10
 URxvt*boldFont:                 xft:ProggyCleanTTSZ Nerd Font Mono:bold:size=10
@@ -10,7 +14,7 @@ URxvt*italicFont:               xft:ProggyCleanTTSZ Nerd Font Mono:italic:size=1
 URxvt*boldItalicFont:           xft:ProggyCleanTTSZ Nerd Font Mono:regular:size=10
 
 ! perl extensions
-URxvt.perl-ext-common:          default,clipboard,url-select,keyboard-select
+URxvt.perl-ext-common:          default,clipboard,url-select,keyboard-select,resize-font
 
 Xft.dpi:                        109
 URxvt*termName:                 rxvt-unicode
@@ -20,31 +24,17 @@ URxvt.iso14755_52:              false
 URxvt*geometry:                 64x23
 URxvt.scrollBar:                false
 URxvt*loginShell:               true
-URxvt.perl-ext-common:          default,clipboard
-URxvt.keysym.Shift-Control-C:   perl:clipboard:copy
-URxvt.keysym.Shift-Control-V:   perl:clipboard:paste
-URxvt.clipboard.autocopy:       true
 
-! Colors
-!*background:  #33393B
-!*foreground:  #eff0eb
-!*cursorColor: #57c7ff
-!*color0:      #33303b
-!*color8:      #4f4b58
-!*color1:      #FF9BB8
-!*color9:      #FF9BB8
-!*color2:      #00E3FF
-!*color10:     #00E3FF
-!*color3:      #f3f99d
-!*color11:     #f3f99d
-!*color4:      #9aedfe
-!*color12:     #FF9BB8
-!*color5:      #ff6ac1
-!*color13:     #ff6ac1
-!*color6:      #FF9BB8
-!*color14:     #9aedfe
-!*color7:      #FFFFFF
-!*color15:     #FFFFFF
+! extensions settings
+! resize-font
+URxvt.keysym.C-minus:     resize-font:smaller
+URxvt.keysym.C-plus:      resize-font:bigger
+URxvt.keysym.C-equal:     resize-font:reset
+URxvt.keysym.C-question:  resize-font:show
+! clipboard
+URxvt.keysym.Shift-Control-C:  perl:clipboard:copy
+URxvt.keysym.Shift-Control-V:  perl:clipboard:paste
+URxvt.clipboard.autocopy:      true
 
 ! Dracula Xresources palette
 *.foreground:  #F8F8F2