diff --git a/browser/themes/shared/browser-shared.css b/browser/themes/shared/browser-shared.css
index 4e7ca6259c92da2c45c6ea3157863b971fbd6201..15da124b3e10da664bc0ba3a63cd02b33e31337c 100644
--- a/browser/themes/shared/browser-shared.css
+++ b/browser/themes/shared/browser-shared.css
@@ -155,8 +155,6 @@ body {
    */
   &.fullscreen-with-menubar {
     z-index: var(--browser-area-z-index-toolbox-while-animating);
-    box-shadow: var(--content-area-shadow);
-    border-bottom-color: var(--chrome-content-separator-color);
   }
 
   /* Themes define a set of toolbox foreground and background colors which we
@@ -265,13 +263,13 @@ body {
 
   @media (-moz-platform: macos) and (not (-moz-mac-rtl)) {
     &:-moz-locale-dir(ltr) {
-      order: -1;
+      order: -2;
     }
   }
 
   @media (-moz-mac-rtl) {
     &:-moz-locale-dir(rtl) {
-      order: -1;
+      order: -2;
     }
   }
 
