Prerequisites:

1. Content type with two fields:
   1. ezselection with at least 4 values
   2. another field (e.q. another selection) at the second position

Steps:

1. Go to Content > Content Structure > Create
2. Select content type from prerequisites
3. Click on select, to drop list down

Actual result:

The list of values is hidden behind the next field.

Expected result:

The list of values covers the next field.