Add shadow variables

1 files changed, 1 insertions, 1 deletions

diff --git a/src/forms.less b/src/forms.less
index 57eceb7..6e5a83d 100644
--- a/src/forms.less
+++ b/src/forms.less
@@ -346,7 +346,7 @@
       margin-left: -.1rem;
     }
     &:focus {
-      z-index: @z-index-z0;
+      z-index: @zindex-0;
     }
   }