diff --git a/style.css b/style.css
index fa76ffd..bf430ac 100644
--- a/style.css
+++ b/style.css
@@ -187,7 +187,7 @@ footer a:hover, footer a:focus {
 
 @media screen and (max-width: 600px) {
     header h1 {
-        font-size: (calc(70px *.75));
+        font-size: calc(70px *.75);
     }
 
     .calculator {