Remove Site Title and Tag from a single page

Hi.

I’d like to remove the Site Title and Tag and Menus from a single page.

I tried this and it did remove the menus but not the Title and Tag.

Can I do it.

Thank you!

Bruce

body.page-id-9349 #nav-main {
display: none !important;
}

body.page-id-9349 #logo {
display: none !important;
}

The page I need help with: [log in to see the link]