diff --git a/app/public/css/style.css b/app/public/css/style.css
index 7c7257b..b4a1c7d 100644
--- a/app/public/css/style.css
+++ b/app/public/css/style.css
@@ -133,7 +133,7 @@ h1, h2 {
 }
 
 .lang-button.active {
-    background-color: rgba(255, 255, 255, 0.3);
+    background-color: rgba(0, 255, 42, 0.3);
     border-color: var(--header-text);
 }