How to make area outside overlay widget unlickcable?

Question

How can i make the area outside the black container untapable . I have used overlay widget to create pop up but the problem is now other area are clickable .

OverlayEntry(
  builder: (context) => Positioned(
    top: _offset.dy - 130,
    left: _offset.dx - 25,
    width: _size.width + 50,
    child: ScaleTransition(
      scale: Tween<double>(begin: 0.5, end: 0.9).animate(
        CurvedAnimation(parent: _controller, curve: Curves.bounceOut),
      ),
      child: Column(
        children: [
          Container(
            decoration: BoxDecoration(
              color: Colors.black.withOpacity(
                0.6,
              ),
              borderRadius: BorderRadius.circular(6),
            ),
            child: Padding(
              padding: const EdgeInsets.symmetric(horizontal: 8),
              child: Column(
                children: [
                  Padding(
                    padding: const EdgeInsets.only(top: 6),
                    child: Row(
                      children: [
                        const Icon(
                          Icons.edit,
                          size: 18,
                          color: Colors.white,
                        ),
                     
                      ],
                    ),
                  ),