Customizing your 404 page
For all sites, we have a default 404 Page that is very simple and takes its aesthetic from what you've set up in Global Settings.
But let's say you want to customize this simple layout, maybe monetize it.
To do so, you have to go to the Layout & Design tool:
And then on the right side menu of your L&D tool screen, click on '404':
You will be able to style and customize anything you want in it, this page like any of the Pages on the layout & design tool can be rearranged with our row and column + elements system.
As a customization example, I've removed the Top Bar from my 404 Page, added a set of posts and a RevContent module below the 404 disclaimer:
You can see it live here: http://doitforthedemo.rebelmouse.com/pool/