Best practice example needed - job advert image on modern template

Summary:

Hi - please could someone share a good example of how imagery can be used for job adverts using the modern career site template?

Content (required):

Currently ours has a border of black space around it - has someone managed to make imagery look good here?

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

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