From 73679974b911230b561abaa51ca2f5937c84f0c8 Mon Sep 17 00:00:00 2001
From: zhiyuc <46096473+zhiyuc123@users.noreply.github.com>
Date: Tue, 4 Feb 2020 10:57:11 +0800
Subject: [PATCH] fix: Collapse Panel with extra prop (#21202)

---
 components/collapse/style/index.less | 1 +
 1 file changed, 1 insertion(+)

diff --git a/components/collapse/style/index.less b/components/collapse/style/index.less
index d96f613825..4354572e50 100644
--- a/components/collapse/style/index.less
+++ b/components/collapse/style/index.less
@@ -33,6 +33,7 @@
       line-height: 22px;
       cursor: pointer;
       transition: all 0.3s;
+      .clearfix;
 
       .@{collapse-prefix-cls}-rtl & {
         padding: @collapse-header-padding;