diff -r 48c4eec2b7e6 -r 8c2e4d02f4ef wp/wp-includes/blocks/navigation/editor.css
--- a/wp/wp-includes/blocks/navigation/editor.css	Fri Sep 05 18:40:08 2025 +0200
+++ b/wp/wp-includes/blocks/navigation/editor.css	Fri Sep 05 18:52:52 2025 +0200
@@ -53,7 +53,6 @@
 }
 .is-editing>.wp-block-navigation__submenu-container>.block-list-appender .block-editor-button-block-appender{
   background:#1e1e1e;
-  border-radius:2px;
   color:#fff;
   margin-left:auto;
   margin-right:0;
@@ -119,6 +118,7 @@
 .wp-block-navigation .wp-block+.block-list-appender .block-editor-button-block-appender{
   background-color:#1e1e1e;
   color:#fff;
+  height:24px;
 }
 .wp-block-navigation .wp-block+.block-list-appender .block-editor-button-block-appender.block-editor-button-block-appender.block-editor-button-block-appender{
   padding:0;
@@ -171,7 +171,6 @@
 }
 .wp-block-navigation-placeholder__preview:before{
   border:1px dashed;
-  border-radius:2px;
   border-radius:inherit;
   bottom:0;
   content:"";
@@ -182,17 +181,6 @@
   right:0;
   top:0;
 }
-.wp-block-navigation-placeholder__preview:before:before{
-  background:currentColor;
-  bottom:0;
-  content:"";
-  left:0;
-  opacity:.1;
-  pointer-events:none;
-  position:absolute;
-  right:0;
-  top:0;
-}
 .wp-block-navigation-placeholder__preview>svg{
   fill:currentColor;
 }
@@ -299,12 +287,6 @@
   }
 }
 
-@media (min-width:782px){
-  .has-fixed-toolbar .wp-block-navigation__responsive-container.is-menu-open{
-    top:141px;
-  }
-}
-
 .is-mobile-preview .wp-block-navigation__responsive-container.is-menu-open,.is-tablet-preview .wp-block-navigation__responsive-container.is-menu-open{
   top:141px;
 }
@@ -317,9 +299,6 @@
   .is-fullscreen-mode .wp-block-navigation__responsive-container.is-menu-open{
     top:61px;
   }
-  .is-fullscreen-mode .has-fixed-toolbar .wp-block-navigation__responsive-container.is-menu-open{
-    top:109px;
-  }
 }
 .is-fullscreen-mode .is-mobile-preview .wp-block-navigation__responsive-container.is-menu-open,.is-fullscreen-mode .is-tablet-preview .wp-block-navigation__responsive-container.is-menu-open{
   top:109px;
@@ -388,7 +367,7 @@
   align-items:center;
   background-color:#f0f0f0;
   display:flex;
-  height:64px;
+  height:64px !important;
   justify-content:space-between;
   margin-bottom:12px;
   padding:0 24px;
@@ -469,4 +448,8 @@
 
 .wp-block-navigation__menu-inspector-controls__empty-message{
   margin-left:24px;
+}
+
+.wp-block-navigation__overlay-menu-icon-toggle-group{
+  margin-bottom:16px;
 }
\ No newline at end of file