From bfc991ce12f2f268182e239274a1d1e0e0f6d176 Mon Sep 17 00:00:00 2001
From: geeeger <lph1988520@sina.com>
Date: Thu, 8 Jul 2021 18:18:17 +0800
Subject: [PATCH] fix(Transition): fixes #1409

---
 src/behaviors/transition.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/behaviors/transition.js b/src/behaviors/transition.js
index 2fb6fa36..836073ac 100644
--- a/src/behaviors/transition.js
+++ b/src/behaviors/transition.js
@@ -13,7 +13,10 @@ export default (showDefaultValue) => {
   // eslint-disable-next-line no-undef
   return Behavior({
     properties: {
-      customStyle: String,
+      customStyle: {
+        type: String,
+        value: ''
+      },
       show: {
         type: Boolean,
         value: showDefaultValue,