diff --git a/docs/source/conf.py b/docs/source/conf.py
index 31494e79..00343e73 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -51,6 +51,12 @@ html_theme_options = {
     "light_logo": "novelwriter-light.png",
     "dark_logo": "novelwriter-dark.png",
     "navigation_with_keys": True,
+    "dark_css_variables": {
+        "admonition-font-size": "92%",
+    },
+    "light_css_variables": {
+        "admonition-font-size": "92%",
+    },
 }
 html_title = f"<div style='text-align: center'>Documentation Version {release}</div>"
 pygments_style = "tango"