From 5c9c1534a10ac916f0e0773651687672d93a618f Mon Sep 17 00:00:00 2001
From: Mihail Geshoski <mihail@moodle.com>
Date: Tue, 2 Jun 2020 16:45:46 +0800
Subject: [PATCH] MDL-68891 theme_boost: Fix go to top link position on
 horizontal scroll

---
 theme/boost/scss/moodle/core.scss | 8 +-------
 theme/boost/style/moodle.css      | 8 --------
 theme/classic/style/moodle.css    | 8 --------
 3 files changed, 1 insertion(+), 23 deletions(-)

diff --git a/theme/boost/scss/moodle/core.scss b/theme/boost/scss/moodle/core.scss
index 2bfa166876b..cc1ed116c97 100644
--- a/theme/boost/scss/moodle/core.scss
+++ b/theme/boost/scss/moodle/core.scss
@@ -48,13 +48,7 @@ $gototop-bottom-position: 50px !default;
     opacity: 0;
     transition: opacity .7s ease 0s, visibility .1s ease .8s;
     display: block;
-    position: fixed; /* IE compatibility hack */
-    @supports (position: sticky) {
-        position: sticky;
-    }
-    @supports (-ms-ime-align:auto) {
-        position: fixed; /* Edge compatibility hack */
-    }
+    position: fixed;
     bottom: $gototop-bottom-position;
     right: 0;
     a {
diff --git a/theme/boost/style/moodle.css b/theme/boost/style/moodle.css
index 0a03d632c7b..d7fed7cf443 100644
--- a/theme/boost/style/moodle.css
+++ b/theme/boost/style/moodle.css
@@ -9663,16 +9663,8 @@ input[disabled] {
   transition: opacity .7s ease 0s, visibility .1s ease .8s;
   display: block;
   position: fixed;
-  /* IE compatibility hack */
   bottom: 50px;
   right: 0; }
-  @supports (position: sticky) {
-    #goto-top-link {
-      position: sticky; } }
-  @supports (-ms-ime-align: auto) {
-    #goto-top-link {
-      position: fixed;
-      /* Edge compatibility hack */ } }
   #goto-top-link a {
     position: absolute;
     right: 0;
diff --git a/theme/classic/style/moodle.css b/theme/classic/style/moodle.css
index 9212c9654b2..caab6f1a15d 100644
--- a/theme/classic/style/moodle.css
+++ b/theme/classic/style/moodle.css
@@ -9868,16 +9868,8 @@ input[disabled] {
   transition: opacity .7s ease 0s, visibility .1s ease .8s;
   display: block;
   position: fixed;
-  /* IE compatibility hack */
   bottom: 50px;
   right: 0; }
-  @supports (position: sticky) {
-    #goto-top-link {
-      position: sticky; } }
-  @supports (-ms-ime-align: auto) {
-    #goto-top-link {
-      position: fixed;
-      /* Edge compatibility hack */ } }
   #goto-top-link a {
     position: absolute;
     right: 0;
-- 
2.43.0