How to check theme of a website?

Hello members, my name is Hamza and I’m working as a junior WordPress website designer in a software house and also doing freelancing. One of my clients wants to create a website similar to ( How can I detect the theme or code of this website so I can create a new one?

As far I have checked and found they have used elementor template key ot a wordpress theme.
and most probably they have used this one:

Also that author have wordpress theme version:

You can ask any pre-purchase query directly to the author by posting comment in the item Comments page.


thanks for the help