I got a problem, I'm working with the website in local at the time.
In the contact form, the template has a problem to show the contact form section and visualise the current error
[contact-form-7 404 "Not Found"]
Thanks in advance for your help!
Attached files: Screen Shot 2018-03-28 at 09.07.13.png Screen Shot 2018-03-28 at 09.06.31.png
can you create a new form and see if it work?