diff -r 3d4e9c994f10 -r a86126ab1dd4 wp/wp-admin/css/admin-menu-rtl.css
--- a/wp/wp-admin/css/admin-menu-rtl.css	Tue Oct 22 16:11:46 2019 +0200
+++ b/wp/wp-admin/css/admin-menu-rtl.css	Tue Dec 15 13:49:49 2020 +0100
@@ -1,3 +1,4 @@
+/*! This file is auto-generated */
 #adminmenuback,
 #adminmenuwrap,
 #adminmenu,
@@ -13,6 +14,15 @@
 	z-index: 1; /* positive z-index to avoid elastic scrolling woes in Safari */
 }
 
+.php-error #adminmenuback {
+	position: absolute;
+}
+
+.php-error #adminmenuback,
+.php-error #adminmenuwrap {
+	margin-top: 2em;
+}
+
 #adminmenu {
 	clear: right;
 	margin: 12px 0;
@@ -167,6 +177,10 @@
 #adminmenu .wp-submenu a {
 	color: #b4b9be;
 	color: rgba(240, 245, 250, 0.7);
+	font-size: 13px;
+	line-height: 1.4;
+	margin: 0;
+	padding: 5px 0;
 }
 
 #adminmenu .wp-submenu a:hover,
@@ -278,13 +292,6 @@
 	width: auto;
 }
 
-#adminmenu .wp-submenu a {
-	font-size: 13px;
-	line-height: 1.4;
-	margin: 0;
-	padding: 5px 0;
-}
-
 #adminmenu .wp-submenu li.current,
 #adminmenu .wp-submenu li.current a,
 #adminmenu .opensub .wp-submenu li.current a,
@@ -385,11 +392,6 @@
 	color: #00b9eb;
 }
 
-/* IE8 doesn't redraw the pseudo elements unless you make a change to the content, this restore the initial color after hover */
-.ie8 #adminmenu li.opensub div.wp-menu-image:before {
-	color: #a0a5aa;
-}
-
 .folded #adminmenu div.wp-menu-image {
 	width: 35px;
 	height: 30px;
@@ -401,20 +403,6 @@
 	height: 34px;
 }
 
-/* No @font-face support */
-.no-font-face #adminmenu .wp-menu-image {
-	display: none;
-}
-
-.no-font-face #adminmenu div.wp-menu-name {
-	padding: 8px 12px;
-}
-
-.no-font-face.auto-fold #adminmenu .wp-menu-name {
-	margin-right: 0;
-}
-/* End no @font-face support */
-
 /* Sticky admin menu */
 .sticky-menu #adminmenuwrap {
 	position: fixed;
@@ -765,6 +753,10 @@
 		z-index: 100;
 	}
 
+	.auto-fold #adminmenuback {
+		position: fixed;
+	}
+
 	.auto-fold #adminmenuback,
 	.auto-fold #adminmenuwrap {
 		display: none;