How to left align input value in a DFF?

Summary:

We need to align input value on a DFF field (field that captures amount) to the left so that it aligns with other fields in the UI.

Content (required):

We have a requirement to align input value of a Descriptive Flex Field (this field captures amount as input value) to the left as by default it is getting right aligned. How do we achieve this?

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

We are currently on 21D

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