Updated color schemes.

mkdocs.yml

@@ -8,10 +8,27 @@ theme:
     - navigation.tabs
     - toc.follow
   logo: assets/lnco-logo.png
+  favicon: assets/lnco-logo.png
   palette: 
-    - scheme: slate
+    - media: "(prefers-color-scheme)"
+      toggle:
+        icon: material/link
+        name: Switch to light mode
+    - media: "(prefers-color-scheme: light)"
+      scheme: default
+      primary: white
+      accent: teal
+      toggle:
+        icon: material/brightness-7 
+        name: Switch to dark mode
+        
+    - media: "(prefers-color-scheme: dark)"
+      scheme: slate
       primary: black
       accent: teal
+      toggle:
+        icon: material/brightness-3
+        name: Switch to system preference
 
 nav:
   - 'Home': index.md