diff --git a/.docs/.overrides/main.html.disabled b/.docs/.overrides/main.html.disabled
new file mode 100644
index 0000000..bace02a
--- /dev/null
+++ b/.docs/.overrides/main.html.disabled
@@ -0,0 +1,5 @@
+{% extends "base.html" %}
+
+{% block announce %}
+  Put an announcement here.
+{% endblock %}
diff --git a/mkdocs.yml b/mkdocs.yml
index 01b84ed..2ab3bdb 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -63,23 +63,25 @@ markdown_extensions:
 
 theme:
   name: material
+  custom_dir: ./.docs/.overrides
   palette:
     - media: '(prefers-color-scheme: light)'
       scheme: default
-      primary: orange
-      accent: amber
+      primary: cyan
+      accent: light blue
       toggle:
         icon: material/toggle-switch
         name: Switch to dark mode
 
     - media: '(prefers-color-scheme: dark)'
       scheme: slate
-      primary: orange
-      accent: amber
+      primary: cyan
+      accent: light blue
       toggle:
         icon: material/toggle-switch-off-outline
         name: Switch to light mode
   features:
+    - announce.dismiss
     - content.code.annotate
     - content.code.copy
     - navigation.instant