[vidarh]

Worst design: https://www.arngren.net/

Though it's a pretty faithful rendition of their old paper catalogue...

[Quai]

That page was often used at Opera Software as a example and benchmark for weird and wonderful things "web designers" throw against rendering engines :D

[marginalia_nu]

Flexbox design from 15 years before flex boxes were invented. I'd say it's very ahead of its time. This is how websites are starting to look today.