From a77e5085ded55f1fabad304756734977596c996a Mon Sep 17 00:00:00 2001
From: Yuwei Ba <i@xiaoba.me>
Date: Tue, 18 Aug 2015 13:40:38 +0800
Subject: [PATCH] Fix quirk color in IE9.

Disable IE filter.
---
 style/mixins/compatibility.less | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/style/mixins/compatibility.less b/style/mixins/compatibility.less
index 206e48565f..1b8973bc8d 100644
--- a/style/mixins/compatibility.less
+++ b/style/mixins/compatibility.less
@@ -15,6 +15,10 @@
   @negsintheta: ~`"@{sintheta}" * -1`;
   filter: ~"progid:DXImageTransform.Microsoft.Matrix(sizingMethod='auto expand', M11=@{costheta}, M12=@{negsintheta}, M21=@{sintheta}, M22=@{costheta})";
   zoom: 1;
+
+  :root & {
+    filter: none;
+  }
 }
 
 // support rotate for all browsers