diff --git a/assets/styles.css b/assets/styles.css
index b9dfc1a..c1dda3a 100644
--- a/assets/styles.css
+++ b/assets/styles.css
@@ -235,6 +235,10 @@ button {
     background-color: #282c37;
 }
 
+.btn.primary.misskey-colored {
+    background-color: #66b300;
+}
+
 .btn.secondary {
     background-color: rgba(255,255,255,0.5);
     box-shadow: inset 0 0 0 1px rgba(0,0,0,0.3);