.bingo-card {

	border: 2px solid #000;

}



.bingo-card-column {

	text-align: center;

}



.bingo-card-header {

	background: #a0a0a0;

	border: 1px solid #a0a0a0;

	color: #fff;

	width: 5rem;

	height: 5rem;

  	line-height: 5rem;

}



.bingo-card-cell {

	border: 1px solid #a0a0a0;

	width: 5rem;

	height: 5rem;

  	line-height: 5rem;

}



div.d-flex:before,

div.d-flex:after {

  display: none;

}