Hi Folks, not a support request, but I hope this'll be useful to someone.
Using Floating Social, and when it depreciates to the 'Inline styled box' due to being displayed on a mobile device, I was finding that the inline box overflowed the column container.
This piece of CSS resolved the issue for me under a couple of themes that uses column layouts.
The code goes into the 'Additional CSS' section of the Floating Social settings:
Hope it's useful!