diff --git a/theme.css b/theme.css
index 9067256..9b52285 100644
--- a/theme.css
+++ b/theme.css
@@ -21,6 +21,7 @@
     --body-color: #f0f0f0; /* General text color */
     --body-color-muted: #666666; /* Muted text, for less emphasis */
     --link-color: #00ffcc; /* Neon color for links */
+    --button-color: #00ffcc;
     --unread-marker-color: #00ffcc; /* Neon color */
     --date-marker-color: #00ffcc; /* Use neon color for consistency */
     --highlight-bg-color: #1b1b1b; /* Slightly darker than the body background */