From 4b371f9769606dec14b2abc39c0c6e56fd91cb9c Mon Sep 17 00:00:00 2001
From: Rajesh Taneja <rajesh@moodle.com>
Date: Wed, 16 Nov 2016 08:37:15 +0800
Subject: [PATCH] MDL-56710 editor: Fix box-sizing to context box

With BS4, box-sizing is border-box and this leads to
icon not shown properly. TinyMCE toolbar should use
box-sizing as context-box
---
 lib/editor/tinymce/styles.css | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/editor/tinymce/styles.css b/lib/editor/tinymce/styles.css
index b588250f2f1..79bbd60ae6c 100644
--- a/lib/editor/tinymce/styles.css
+++ b/lib/editor/tinymce/styles.css
@@ -18,3 +18,7 @@
         margin-left: -3px;
     }
 }
+
+.mceToolbar td {
+    box-sizing: content-box;
+}