redo a site under worpress according to an already existing model

hello, I want to redo my site under wordpress with a theme already made and purchased you have the old site on this address

https://web.archive.org/web/20210304191651/https://yesign.fr/

I already have the templates it is enough to redo the same thing as the one present on the link "this is my old site"

I await your questions.

thank you