Thanks for the quick reply yet again.
Does it mean anything if the same issue is showing on both mobile and desktop browser?
This is my site https://www.sabun.com.sg

Quote Originally Posted by mc12345678 View Post
At moment not able to identify the specific change necessary (at least two reasons: on a cell phone and for those with access to a browser that supports such review not having the web address to see what can be done.)

The css though is located in: includes/templates/YOUR_TEMPLATE_RESPONSIVE/css/checkout_shipping.css

And with that, it would seem that perhaps some changes are necessary to further support a responsive design/layout.