Update to 404 style

Adds the fonts: Lobster, Monda and Shojumary.
Links to new stylesheet (style3.css)
Edits to text on page
Removes ids and classes that are not needed
Update to text

Update to text in 404.js
Changes in spelling (seams to seems)
Shorter sentences
Added style3.css

style3.css to work with 404.html and 404.js