From 3583913583cbd4a2deb7a812f3edc6aa412a45d1 Mon Sep 17 00:00:00 2001
From: Kristiyan Kostadinov <crisbeto@users.noreply.github.com>
Date: Thu, 4 Oct 2018 19:02:59 +0200
Subject: [PATCH] fix(button-toggle): remove extra focus indication added by
 firefox (#13367)

Resets the extra focus indication that Firefox adds on top of our custom indication.
---
 src/lib/button-toggle/button-toggle.scss | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/lib/button-toggle/button-toggle.scss b/src/lib/button-toggle/button-toggle.scss
index b814d720c86..4ec76087426 100644
--- a/src/lib/button-toggle/button-toggle.scss
+++ b/src/lib/button-toggle/button-toggle.scss
@@ -151,4 +151,9 @@ $mat-button-toggle-legacy-border-radius: 2px !default;
   .mat-button-toggle-disabled & {
     cursor: default;
   }
+
+  // Remove the extra focus outline that is added by Firefox on native buttons.
+  &::-moz-focus-inner {
+    border: 0;
+  }
 }