--- a/share/themes/macOS/gtk-3.0/gtk.css	2022-03-09 19:11:00.663189381 -0500
+++ b/share/themes/macOS/gtk-3.0/gtk.css	2022-03-10 23:45:05.972647143 -0500
@@ -225,6 +225,7 @@
       border-color: transparent;
       background-color: transparent;
       color: #8C8C8C; }
+button.default { background-color: #2E7CF7, color: #FFFFFF; }
 
 checkbutton.text-button, radiobutton.text-button {
   padding: 4px;
@@ -958,6 +959,7 @@
     background-color: #e6e6e6; }
 paned .sidebar.left, paned .sidebar.right, paned .sidebar.left:dir(rtl), paned .sidebar:dir(rtl), paned .sidebar:dir(ltr), paned .sidebar {
   border-style: none; }
+paned.horizontal > separator, paned.vertical > separator { min-width: 6px; min-height: 6px; background-color: @theme_bg_color; }
 
 overshoot.top {
   background-image: -gtk-gradient(radial, center top, 0.55, center top, 0.6, from(rgba(46, 124, 247, 0.2)), to(transparent));