How to reduce the width of a questionnaire Yes/No answer (DFF)

Summary:

I have created a questionnaire for the performance document. It appears in the additional information section of the performance document. But the width of the Yes/ No is too wide. How to reduce the width of the Yes/ No drop down.

Its a custom DFF field, with field attribute 1 of the type character

Content (required):

How to reduce the width of the Yes/ No field

Version (include the version you are using, if applicable):

23A

Code Snippet (add any code snippets that support your topic, if applicable):