From d4844bbaf843d4f9a8ed54f954dbfcf810df5c6d Mon Sep 17 00:00:00 2001
From: afc163 <afc163@gmail.com>
Date: Fri, 12 Jan 2018 15:54:10 +0800
Subject: [PATCH] tweak input group align in form item

---
 components/form/style/index.less | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/components/form/style/index.less b/components/form/style/index.less
index 3e0afafc51..7d8a00ac9a 100644
--- a/components/form/style/index.less
+++ b/components/form/style/index.less
@@ -250,16 +250,9 @@ form {
 
   // fix input with addon position. https://github.com/ant-design/ant-design/issues/8243
   .@{ant-prefix}-input-group-wrapper {
+    vertical-align: middle;
     position: relative;
-    top: (@form-component-max-height - @input-height-base) / 2;
-
-    &.@{ant-prefix}-input-group-wrapper-lg {
-      top: (@form-component-max-height - @input-height-lg) / 2;
-    }
-
-    &.@{ant-prefix}-input-group-wrapper-sm {
-      top: (@form-component-max-height - @input-height-sm) / 2;
-    }
+    top: -1px;
   }
 }