Here you can convert fonts for free:

http://www.freefontconverter.com/

Grtz,
Bert

What is the meaning of invisible? If this is about search engines then you just check in those 4 robots in the editor and the page will not be visible for machines.

Marion already gave you the best answer. You can exclude your page from navigation. It will not shown to anyone but you in the dashboard.

There's a plugin for that and you probably have it already 'Exclude Pages'. Just take the tick out of the box on the page you want to hide. And instruct the search engines Create Your Thank You Page

You can create a page that's not in your Menu navigation. Then, no one really knows it is out there, except you. I do this sometimes when I'm creating stuff for clients - like testing pages, or payment buttons or images.

They CAN be password locked, but for general purposes, I don't need it. It kinda depends on your goal here.

Add a password?

I did that but I lost it.

If it's an existing website then you need to transfer the content. If it's just a domain name then you change the nameservers. Hosting support can help move your content Submit a Support Ticket to SiteRubix Hosting Technical Support

I am seeing this questions twice?

The entire website? Is it a WordPress website?

Or, perhaps you need only the domain name?

change dns servers --- easy search on here

Jason is correct!
Ed

you can do all of that from your google search console account (previously known as google webmaster tools)