table.sudokuboard table{padding:0;margin:0}table.sudokuboard td{height:50px;width:50px;border:1px solid;text-align:center}table.sudokuboard td:first-child{border-left:solid}table.sudokuboard td:nth-child(3n){border-right:solid}table.sudokuboard tr:first-child{border-top:solid}table.sudokuboard tr:nth-child(3n) td{border-bottom:solid}table.sudokucell table{padding:0;margin:0}table.sudokucell td{height:16px;width:16px;border:hidden;text-align:center;padding:0;margin:0;font-weight:bold;font-family:Arial,sans-serif;font-size:10px}table.sudokucell td:first-child{border-left:hidden}table.sudokucell td:nth-child(3n){border-right:hidden}table.sudokucell tr:first-child{border-top:hidden}table.sudokucell tr:nth-child(3n) td{border-bottom:hidden}table.sudokucellsingle table{padding:0;margin:0}table.sudokucellsingle td{height:48px;width:48px;border:hidden;text-align:center;padding:0;margin:0;font-size:10px;font-weight:bold;font-family:Arial,sans-serif;font-size:28px}table.sudokucellsingle td:first-child{border-left:hidden;border-right:hidden;border-top:hidden;border-bottom:hidden}table.sudokucellsingle td:nth-child(3n){border-left:hidden;border-right:hidden;border-top:hidden;border-bottom:hidden}table.sudokucellsingle tr:first-child{border-left:hidden;border-right:hidden;border-top:hidden;border-bottom:hidden}table.sudokucellsingle tr:nth-child(3n) td{border-left:hidden;border-right:hidden;border-top:hidden;border-bottom:hidden}button{background-color:#fff;border:none;color:#000;padding:0}#numpad table{padding:0;margin:0;background-color:#9acd32}#numpad td{background-color:#9acd32;font-family:Arial,sans-serif;font-size:36px;font-weight:bold;height:50px;width:70px;border:1px solid;text-align:center}#numpad button{width:100%;background-color:#9acd32;border:none;color:#000;padding:0;border-radius:2px}