Nevermind, this seems to have been caused due to my computer'sscaling settings
("change siz of texts, apps..." set to 175%).
"fixeed" it be going into firefox, pressing control and - a few times so screen size is 67% of the original.
other thing:
I jsut cant find the fish in the second row, third cloumn! (between clownfish and cowfish)
I already beat the game, think I already got every fish but that one, I jsut cant get.
or I did fush it and it didnt get recognized, I dont know