Updates styling for WinUtil.

mkdocs.yml

@@ -26,19 +26,28 @@ theme:
   logo: assets/favicon.png
   favicon: assets/favicon.png
   palette:
-    - media: "(prefers-color-scheme: light)"
-      scheme: default
+    # Palette toggle for automatic mode
+    - media: "(prefers-color-scheme)"
       toggle:
-        icon: material/toggle-switch-off-outline
+        icon: material/brightness-auto
+        name: Switch to light mode
+
+    # Palette toggle for light mode
+    - media: "(prefers-color-scheme: light)"
+      scheme: default 
+
+
+      toggle:
+        icon: material/brightness-7
         name: Switch to dark mode
-      primary: black
-      accent: purple
+
+    # Palette toggle for dark mode
     - media: "(prefers-color-scheme: dark)"
       scheme: slate
       toggle:
-        icon: material/toggle-switch
-        name: Switch to light mode
-      primary: teal
-      accent: lime
+        icon: material/brightness-4
+        name: Switch to system preference
   markdown_extensions:
     - admonition
+  extra_css:
+    - stylesheets/extra.css