Pure CSS Crossword (CSS Grid)

Nice demo of a pure CSS Crossword Puzzle, built using CSS Grid. Be sure to check out the validation rules too, they’re built using the General Sibling Selector (e.g. ~): #item1-1:valid ~ #item1-2:valid ~ #item1-3:valid ~ #item1-4:valid ~ #item1-5:valid ~ #item1-6:valid ~ .crossword-board–highlight .crossword-board__item-highlight–across-1 { opacity: 1; } UPDATE 2017.06.22: There’s a blogpost available, describing […]