From adee2f33294b9223bda959e6ae27b4d7dadcec49 Mon Sep 17 00:00:00 2001
From: afc163 <afc163@gmail.com>
Date: Tue, 6 Nov 2018 15:41:50 +0800
Subject: [PATCH] Fix Button[href] 1px align bug

close #12978
---
 components/button/style/index.less | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/components/button/style/index.less b/components/button/style/index.less
index 5455e443a3..d0d19d5177 100644
--- a/components/button/style/index.less
+++ b/components/button/style/index.less
@@ -186,11 +186,13 @@
 }
 
 a.@{btn-prefix-cls} {
-  line-height: @btn-height-base - 2px;
-  &-lg {
+  > span {
+    line-height: @btn-height-base - 2px;
+  }
+  &-lg > span {
     line-height: @btn-height-lg - 2px;
   }
-  &-sm {
+  &-sm > span {
     line-height: @btn-height-sm - 2px;
   }
 }