From 43ddc72c80a340d709bacf8de566c88dba3a6ac1 Mon Sep 17 00:00:00 2001
From: Chuong <kocoten1992@users.noreply.github.com>
Date: Tue, 31 Oct 2017 04:59:28 +0700
Subject: [PATCH] fix(css): update user-select none (#4678)

---
 src/css/_utilities.scss | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/css/_utilities.scss b/src/css/_utilities.scss
index 93df9dc1f3..1123cf39e1 100644
--- a/src/css/_utilities.scss
+++ b/src/css/_utilities.scss
@@ -82,10 +82,19 @@
 }
 
 // https://developer.mozilla.org/en-US/docs/Web/CSS/user-select
+// https://stackoverflow.com/questions/826782/how-to-disable-text-selection-highlighting-using-css (version: January, 2017)
 @mixin user-select($string: none) {
+  /* iOS Safari */
+  -webkit-touch-callout: $string;
+  /* Safari */
   -webkit-user-select: $string;
+  /* Konqueror HTML */
+  -khtml-user-select: $string;
+  /* Firefox */
   -moz-user-select: $string;
+  /* Internet Explorer/Edge */
   -ms-user-select: $string;
+  /* Non-prefixed version, currently supported by Chrome and Opera */
   user-select: $string;
 }