diff --git a/src/wp-content/themes/twentynineteen/style.css b/src/wp-content/themes/twentynineteen/style.css
index c4928c6c1e..086cf1697b 100644
--- a/src/wp-content/themes/twentynineteen/style.css
+++ b/src/wp-content/themes/twentynineteen/style.css
@@ -2804,8 +2804,7 @@ body.page .main-navigation {
   background: transparent;
   color: inherit;
   cursor: pointer;
-  transition: background 250ms ease-in-out,
- transform 150ms ease;
+  transition: background 250ms ease-in-out, transform 150ms ease;
   -webkit-appearance: none;
   -moz-appearance: none;
 }