diff -r 3d4e9c994f10 -r a86126ab1dd4 wp/wp-includes/css/editor.css
--- a/wp/wp-includes/css/editor.css	Tue Oct 22 16:11:46 2019 +0200
+++ b/wp/wp-includes/css/editor.css	Tue Dec 15 13:49:49 2020 +0100
@@ -82,7 +82,7 @@
 
 .mce-window-head .mce-close:hover .mce-i-remove:before,
 .mce-window-head .mce-close:focus .mce-i-remove:before {
-	color: #00a0d2;
+	color: #006799;
 }
 
 .mce-window-head .mce-close:focus .mce-i-remove,
@@ -464,7 +464,7 @@
 
 .mce-toolbar .mce-listbox button {
 	font-size: 13px;
-	line-height: 20px;
+	line-height: 1.53846153;
 	padding-left: 6px;
 	padding-right: 20px;
 }
@@ -675,7 +675,7 @@
 	color: #fff;
 	text-shadow: none;
 	padding: 0;
-	line-height: 26px;
+	line-height: 1.85714285;
 }
 
 .mce-window .mce-btn {
@@ -795,7 +795,7 @@
 .mce-charmap td div {
 	width: 18px;
 	height: 22px;
-	line-height: 22px;
+	line-height: 1.57142857;
 }
 
 /* TinyMCE tooltips */
@@ -803,11 +803,6 @@
 	margin-top: 2px;
 }
 
-/* Don't show the tooltip. Used in Chrome RTL, see #42018 */
-.rtl .mce-tooltip.wp-hide-mce-tooltip {
-	display: none !important;
-}
-
 .mce-tooltip-inner {
 	border-radius: 3px;
 	box-shadow: 0 3px 5px rgba(0, 0, 0, 0.2);
@@ -826,7 +821,7 @@
 
 .mce-toolbar .mce-ico {
 	color: #555d66;
-	line-height: 20px;
+	line-height: 1;
 	width: 20px;
 	height: 20px;
 	text-align: center;
@@ -837,7 +832,7 @@
 
 .qt-dfw {
 	color: #555d66;
-	line-height: 20px;
+	line-height: 1;
 	width: 28px;
 	height: 26px;
 	text-align: center;
@@ -1130,7 +1125,7 @@
 	color: #666;
 	cursor: pointer;
 	font-size: 13px;
-	line-height: 19px;
+	line-height: 1.46153846;
 	height: 20px;
 	margin: 5px 0 0 5px;
 	padding: 3px 8px 4px;
@@ -1206,9 +1201,10 @@
 
 .wp-media-buttons span.wp-media-buttons-icon {
 	display: inline-block;
-	width: 18px;
-	height: 18px;
-	vertical-align: text-top;
+	width: 20px;
+	height: 20px;
+	line-height: 1;
+	vertical-align: middle;
 	margin: 0 2px;
 }
 
@@ -1327,8 +1323,8 @@
 	.wp-core-ui .quicktags-toolbar input.button.button-small {
 		/* .button-small is normally 11px, but a bit too small for these buttons. */
 		font-size: 12px;
-		height: 26px;
-		line-height: 24px;
+		min-height: 26px;
+		line-height: 2;
 	}
 }
 
@@ -1418,7 +1414,7 @@
 	height: 36px;
 	font-size: 18px;
 	font-weight: 600;
-	line-height: 36px;
+	line-height: 2;
 	margin: 0;
 	padding: 0 36px 0 16px;
 }
@@ -1450,7 +1446,7 @@
 
 #wp-link-close:hover,
 #wp-link-close:focus {
-	color: #00a0d2;
+	color: #006799;
 }
 
 #wp-link-close:focus {
@@ -1458,6 +1454,9 @@
 	box-shadow:
 		0 0 0 1px #5b9dd9,
 		0 0 2px 1px rgba(30, 140, 190, 0.8);
+	/* Only visible in Windows High Contrast mode */
+	outline: 2px solid transparent;
+	outline-offset: -2px;
 }
 
 #wp-link-wrap #link-selector {
@@ -1511,7 +1510,6 @@
 }
 
 #wp-link .link-search-field {
-	float: left;
 	width: 250px;
 	max-width: 70%;
 }
@@ -1522,13 +1520,9 @@
 	overflow: hidden;
 }
 
-#wp-link .link-search-wrapper span {
-	float: left;
-	margin-top: 4px;
-}
-
 #wp-link .link-search-wrapper .spinner {
-	margin-top: 5px;
+	float: none;
+	margin: -3px 0 0 4px;
 }
 
 #wp-link .link-target {
@@ -1555,7 +1549,7 @@
 }
 
 .has-text-field #wp-link .query-results {
-	top: 200px;
+	top: 210px;
 }
 
 #wp-link li {
@@ -1658,12 +1652,12 @@
 }
 
 #wp-link-cancel {
-	line-height: 25px;
+	line-height: 1.92307692;
 	float: left;
 }
 
 #wp-link-update {
-	line-height: 23px;
+	line-height: 1.76923076;
 	float: right;
 }
 
@@ -1693,7 +1687,7 @@
 	}
 
 	#wp-link-cancel {
-		line-height: 32px;
+		line-height: 2.46153846;
 	}
 
 	#wp-link .link-target {
@@ -1783,6 +1777,9 @@
 	width: 300px;
 	padding: 3px;
 	box-sizing: border-box;
+	line-height: 1.28571429; /* 18px */
+	/* Override value inherited from default input fields. */
+	min-height: 26px;
 }
 
 .mce-toolbar div.wp-link-preview ~ .mce-btn,