Fix emojipicker (#152)

components/ModalOverlay.tsx

@@ -0,0 +1,9 @@
+/**
+ * ModalOverlay provides a dimming effect for non-modal dialogs or popovers
+ * that need to appear modal (e.g., to prevent interaction with background elements).
+ * It should be rendered alongside the dialog/popover it's intended to overlay for.
+ * Ensure the dialog/popover has a z-index higher than this overlay (default z-40).
+ */
+export default function ModalOverlay() {
+  return <div className="fixed inset-0 z-50 bg-black/80" />
+}