From 06a3028c6594bf8559be279c266eb377ea081c08 Mon Sep 17 00:00:00 2001
From: apiaget <apiaget@users.noreply.github.com>
Date: Mon, 8 Oct 2018 18:39:44 +0200
Subject: [PATCH] fix(col): fix CSS is undefined error on IE11 (#15882)

* fix(col): fix CSS is undefined error on IE11

* Update col.tsx
---
 core/src/components/col/col.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/src/components/col/col.tsx b/core/src/components/col/col.tsx
index 36f1d6eb64..4aa38985ec 100644
--- a/core/src/components/col/col.tsx
+++ b/core/src/components/col/col.tsx
@@ -2,7 +2,7 @@ import { Component, ComponentInterface, Element, Listen, Prop } from '@stencil/c
 
 import { matchBreakpoint } from '../../utils/media';
 
-const SUPPORTS_VARS = !!(CSS && CSS.supports && CSS.supports('--a: 0'));
+const SUPPORTS_VARS = !!(window.CSS && window.CSS.supports && window.CSS.supports('--a: 0'));
 const BREAKPOINTS = ['', 'xs', 'sm', 'md', 'lg', 'xl'];
 
 @Component({