It took me 4 rounds to realise the time input was a slider, as you couldn't click to type. It needs some work.
Getting the subtle elements of a UI wrong have a profound effect.
It was really confusing that it's called timeguessr but asks me to guess the location
Agree, this is bad UI
Other than that, pretty fun trivia game and includes some historical content.
Let's learn a new control appearance for every website.