diff --git a/12/style.css b/12/style.css
index 6c8c3ea..dc67563 100644
--- a/12/style.css
+++ b/12/style.css
@@ -24,7 +24,7 @@ body{
 }
 
 .this_week{
-  margin 40px;
+  margin:40px;
 }
 
 .audio{