How to create two column layout on shrunken fields

Please can you send me more detail on how to create Two Column Layout on Shrunken Fields? I've applied the formula above to both fields - email and phone number, but they are not appearing side by side? Appreciate your help. Thanks.

Hi there - I checked your last form but can't seem to locate regular fields in it.

Could you share the one you're working on so we can check? Here's Where-to-Find-My-Form-URL