From 59df8ddfc97c7f3dd1d3063eb4d905a578e90455 Mon Sep 17 00:00:00 2001
From: Olivier Tassinari <olivier.tassinari@gmail.com>
Date: Sat, 13 Apr 2019 01:43:01 +0200
Subject: [PATCH] I believe the pointer events value is invalid

I have found the issue in https://validator.w3.org/nu/?doc=https%3A%2F%2Fnext.material-ui.com%2Fdemos%2Flists%2F.
---
 src/createListComponent.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/createListComponent.js b/src/createListComponent.js
index 86696a0b..5be98a0a 100644
--- a/src/createListComponent.js
+++ b/src/createListComponent.js
@@ -326,7 +326,7 @@ export default function createListComponent({
           ref: innerRef,
           style: {
             height: isHorizontal ? '100%' : estimatedTotalSize,
-            pointerEvents: isScrolling ? 'none' : '',
+            pointerEvents: isScrolling ? 'none' : null,
             width: isHorizontal ? estimatedTotalSize : '100%',
           },
         })