From 3a494b522ce740cfa260390ccea6160680e3b120 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BB=98=E5=8B=87?= <fuyong@intra.nsfocus.com>
Date: Mon, 9 May 2022 17:44:41 +0800
Subject: [PATCH] fix: secondary items not visible on IE11

---
 src/Item.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Item.tsx b/src/Item.tsx
index 726ff0d..b34745f 100644
--- a/src/Item.tsx
+++ b/src/Item.tsx
@@ -65,7 +65,7 @@ function InternalItem<ItemType>(
   if (!invalidate) {
     overflowStyle = {
       opacity: mergedHidden ? 0 : 1,
-      height: mergedHidden ? 0 : UNDEFINED,
+      // height: mergedHidden ? 0 : UNDEFINED,
       overflowY: mergedHidden ? 'hidden' : UNDEFINED,
       order: responsive ? order : UNDEFINED,
       pointerEvents: mergedHidden ? 'none' : UNDEFINED,