(General)~updates to various files due to reinstall on laptop

By reinstalling arch on my laptop, I've had the chance to see any
loose ends or errors in my setup that, by virtue of how fresh the
system is, I'm motivated to fix.

alacritty/.config/alacritty/alacritty.yml

@@ -107,7 +107,7 @@ font:
   #      - (macOS) Menlo
   #      - (Linux/BSD) monospace
   #      - (Windows) Consolas
-  family: Fira Code
+  family: IBM Plex
   style: Regular
 
   # Bold font face
@@ -144,7 +144,7 @@ font:
     #style: Bold Italic
 
   # Point size
-  size: 13.0
+  size: 8.0
 
   # Offset is the extra space around each character. `offset.y` can be thought of
   # as modifying the line spacing, and `offset.x` as modifying the letter spacing.
@@ -286,7 +286,7 @@ colors:
 #
 # Window opacity as a floating point number from `0.0` to `1.0`.
 # The value `0.0` is completely transparent and `1.0` is opaque.
-background_opacity: 0.8
+background_opacity: 0.5
 
 #selection:
   #semantic_escape_chars: ",│`|:\"' ()[]{}<>\t"
@@ -526,13 +526,13 @@ shell:
 # a no-op if you do not wish to receive input characters for that binding.
 key_bindings:
   # (Windows, Linux, and BSD only)
-  - { key: V,        mods: Control|Shift, action: Paste            }
-  - { key: C,        mods: Control|Shift, action: Copy             }
+  - { key: V,        mods: Alt,           action: Paste            }
+  - { key: C,        mods: Alt,           action: Copy             }
   - { key: Insert,   mods: Shift,         action: PasteSelection   }
   - { key: Key0,     mods: Control,       action: ResetFontSize    }
   - { key: Equals,   mods: Control,       action: IncreaseFontSize }
-  - { key: Add,      mods: Control,       action: IncreaseFontSize }
-  - { key: Subtract, mods: Control,       action: DecreaseFontSize }
+  - { key: Plus,      mods: Control,       action: IncreaseFontSize }
+  - { key: Minus, mods: Control,       action: DecreaseFontSize }
   - { key: Minus,    mods: Control,       action: DecreaseFontSize }
 
   # (Windows only)