diff -r be944660c56a -r 3d72ae0968f4 wp/wp-includes/css/dist/block-library/theme-rtl.css
--- a/wp/wp-includes/css/dist/block-library/theme-rtl.css	Wed Sep 21 18:19:35 2022 +0200
+++ b/wp/wp-includes/css/dist/block-library/theme-rtl.css	Tue Sep 27 16:37:53 2022 +0200
@@ -41,6 +41,12 @@
  * These variables do not appear to be used anywhere else.
  */
 /**
+*  Converts a hex value into the rgb equivalent.
+*
+* @param {string} hex - the hexadecimal value to convert
+* @return {string} comma separated rgb values
+*/
+/**
  * Breakpoint mixins
  */
 /**
@@ -68,10 +74,6 @@
 /**
  * Reset the WP Admin page styles for Gutenberg-like pages.
  */
-#start-resizable-editor-section {
-  display: none;
-}
-
 .wp-block-audio figcaption {
   color: #555;
   font-size: 13px;
@@ -82,11 +84,10 @@
 }
 
 .wp-block-code {
+  border: 1px solid #ccc;
+  border-radius: 4px;
   font-family: Menlo, Consolas, monaco, monospace;
-  color: #1e1e1e;
   padding: 0.8em 1em;
-  border: 1px solid #ddd;
-  border-radius: 4px;
 }
 
 .wp-block-embed figcaption {
@@ -152,7 +153,7 @@
   border: none;
   padding-right: 0;
 }
-.wp-block-quote.is-style-large, .wp-block-quote.is-large {
+.wp-block-quote.is-style-plain, .wp-block-quote.is-style-large, .wp-block-quote.is-large {
   border: none;
 }
 
@@ -160,10 +161,12 @@
   font-weight: bold;
 }
 
-.wp-block-group.has-background {
+:where(.wp-block-group.has-background) {
   padding: 1.25em 2.375em;
-  margin-top: 0;
-  margin-bottom: 0;
+}
+
+.wp-block-separator.has-css-opacity {
+  opacity: 0.4;
 }
 
 .wp-block-separator {
@@ -171,7 +174,9 @@
   border-bottom: 2px solid currentColor;
   margin-right: auto;
   margin-left: auto;
-  opacity: 0.4;
+}
+.wp-block-separator.has-alpha-channel-opacity {
+  opacity: initial;
 }
 .wp-block-separator:not(.is-style-wide):not(.is-style-dots) {
   width: 100px;
@@ -218,8 +223,4 @@
   padding: 1.25em 2.375em;
   margin-top: 0;
   margin-bottom: 0;
-}
-
-#end-resizable-editor-section {
-  display: none;
 }
\ No newline at end of file