Image in pop-up

When using images in a pop-up the image distorts. See below. Is there a way to avoid this?

This is the correct image:

Hi @user4953,

Could you send me a link if it is published online so I can test? If you don’t want the link visible here you can either private message me or send it to

If the project is not published please provide me with the project ID (again private message may be more appropriate). The ID is found in the URL in your browser when in the designer