diff --git a/client/components/ArmSwitcherModal.tsx b/client/components/ArmSwitcherModal.tsx
index de1cfa5f..27b49ffc 100644
--- a/client/components/ArmSwitcherModal.tsx
+++ b/client/components/ArmSwitcherModal.tsx
@@ -244,7 +244,7 @@ export default function ArmSwitcherModal({
       </div>
 
       {/* Footer - Buttons */}
-      <div className="px-4 sm:px-6 py-3 border-t border-gray-800/50 space-y-2">
+      <div className="px-4 sm:px-6 py-4 border-t border-gray-800/50 space-y-2 flex-shrink-0 bg-black/50">
         {selectedArm && !isNavigating ? (
           <>
             <button