Rock, Paper, Scissors Game

You're missing some important html semantics on this. Try and think of other html tags that are meaningful rather than text in spans and divs. Definitely some headings would help give this structure

Most important at all though is your easy/hard toggle is inaccessible at the moment. Instead use radio inputs so it is explicitly clear which state is being set at all times.

Good luck

• Scoreboard should not go in negative. Keep it at 0 if the player loses in the first game.
• Bottom half of the viewport is cut out at 1440px.