Code challenge #2 — Chicago's 404 Page

The rules are...there are no rules! Anything goes — change and use as much markup as you like, use images, use JavaScript, use whatever you want! Just keep the reference to #CodePenChicago in there (somewhere, it can be tiny or barely visible or whatever) so we can have a frame of reference for what the pen was made for.

Create Chicago's 404 page — not Chicago's website's 404 page, but if the city itself had a 404 page,