From 24f766c1b00e7116356652f2c18af1b9c13cf042 Mon Sep 17 00:00:00 2001
From: "Patrick H. Lauke" <redux@splintered.co.uk>
Date: Sun, 10 Jan 2021 14:50:29 +0000
Subject: [PATCH] Consistently use outline:0 rather than outline:none

Manual backport of https://github.com/twbs/bootstrap/pull/32751 (which has not been merged yet, but assume it will shortly)
---
 scss/_custom-forms.scss | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scss/_custom-forms.scss b/scss/_custom-forms.scss
index 4afc08087633..06725ff36445 100644
--- a/scss/_custom-forms.scss
+++ b/scss/_custom-forms.scss
@@ -390,7 +390,7 @@
   appearance: none;
 
   &:focus {
-    outline: none;
+    outline: 0;
 
     // Pseudo-elements must be split across multiple rulesets to have an effect.
     // No box-shadow() mixin for focus accessibility.