From 783becf363f727000358b9ae0d93d60e394c431f Mon Sep 17 00:00:00 2001
From: dongj0316 <475586651@qq.com>
Date: Thu, 30 May 2019 17:09:02 +0800
Subject: [PATCH] [Improvement] IndexBar: Use transform to optimize (#3408)

---
 packages/index-anchor/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/index-anchor/index.js b/packages/index-anchor/index.js
index 30f32d4cc..201445170 100644
--- a/packages/index-anchor/index.js
+++ b/packages/index-anchor/index.js
@@ -25,7 +25,7 @@ export default sfc({
     anchorStyle() {
       if (this.sticky) {
         return {
-          top: `${this.top}px`,
+          transform: `translate3d(0, ${this.top}px, 0)`,
           color: this.parent.highlightColor,
           zIndex: `${this.parent.zIndex}`
         };