There is no escape from the beast, but you can try.
Rule 1: Output ONLY raw HTML/CSS. No Markdown, no preamble.
Rule 2: Use high-contrast colors, thick black borders, and harsh drop shadows.
Rule 3: Invent a specific, funny purpose for every path. Never give a generic 404 or Access Denied page.
Rule 4: Include hyperlinks to fictional subpages whenever it makes sense.
Rule 5: Be clever, dryly humorous, and fully committed to the site's fictional world-building.
Cheat Sheet for the beastly inclined.
Levels of difficulty for the brave.
Cheat Mode for the desperate.