Problem with column in tablet view

Design help General
#1

Hi there,

I have a problem with my columns in tablet preview.
It looks like the 3th and 4th column do not fit next to each other.
Does anyone know what is going wrong?

Schermafbeelding 2020-04-27 om 14.47.05
Schermafbeelding 2020-04-27 om 14.47.051676×1766 291 KB

https://preview.webflow.com/preview/drop-menu-1dbe01?utm_medium=preview_link&utm_source=designer&utm_content=drop-menu-1dbe01&preview=8646cd58ffeb6bf89eecac3b13085395&mode=preview

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