diff --git a/themes/starter/source/assets/scss/partials/_layout.scss b/themes/starter/source/assets/scss/partials/_layout.scss
index 898b2b5..8ab6d77 100644
--- a/themes/starter/source/assets/scss/partials/_layout.scss
+++ b/themes/starter/source/assets/scss/partials/_layout.scss
@@ -153,7 +153,7 @@ dfn {
     &:active,
     &:focus {
       background: $black;
-      box-shadow: 0px 2px 4px 0px $grey;
+      box-shadow: 0 2px 4px 0 $grey;
     }
 }