@keyframes turn {
	from {transform: rotate(0deg);}
	to {transform: rotate(360deg);}
}

.turn 
{
	animation-name: turn;
	animation-duration: 2s;
}


.sudoku *, .sudoku_controller * {
	-webkit-user-select: none; 
	-moz-user-select: none; 
	-ms-user-select: none; 
	user-select: none;
} 
.sudoku .overlay {
	position:absolute;
	top:0;
	left:0;
	width:100%;
} 

.poss {
	position:absolute;
} 

.sudoku_controller {
	text-align:center
}
 
.field{
	display: inline-block;
	text-align:center; 
	cursor:pointer; 
}