Hi,
I done.
I try to insert the code in a custom.css file, but notjing happens.

The problem is the distance between offcanvas menu and the main section with the gallery (only with a smartphone view)

I don't find the solution...
(thank you)

Hi there,
give me admin access please.
Send the username and password to:
support@joomlaplates.com

Hi,
I'm sorry, but I had to make some updates on joomla. (I need to change server)
As soon as everything is ready I will communicate the access data
Thanks!!!

Hi, now the site is ok, has been moved to another server and I have updated to the latest version of joomla.
I send you te access data,
Thanks!
[secret] www.lucasalvadoriviolin.it/ns/administrator
admin: joomlaplates
passw: joomla[/secret]

I have add this code and it works

@media screen and (max-width: 768px) {
.main-outer {
padding: 0 !important;
}
}