body {
	font-size: 20px;
}

h1 {
	text-align: center;
}


table {
	margin: 50px auto;
}

td {
	width: 100px;
	height: 100px;
}


/*the lazy way!*/
/*tr td {
	border: 2px black solid;
}*/


/*top of board*/
tr:nth-of-type(1) td:nth-of-type(1) {
	border-left: none;
	border-top: none;
	border-right: 2px solid black;
	border-bottom: 2px solid black;
}

tr:nth-of-type(1) td:nth-of-type(2) {
	border-top: none;
	border-bottom: 2px solid black;
}

tr:nth-of-type(1) td:nth-of-type(3) {
	border-right: none;
	border-top: none;
	border-left: 2px solid black;
	border-bottom:  2px solid black;
}

/*middle of board*/

tr:nth-of-type(2) td:nth-of-type(1) {
	border-left: none;
	border-right: 2px solid black;
}

tr:nth-of-type(2) td:nth-of-type(3) {
	border-right: none;
	border-left: 2px solid black;
}

/*bottom of board*/

tr:nth-of-type(3) td:nth-of-type(1) {
	border-left: none;
	border-bottom: none;
	border-top: 2px solid black;
	border-right: 2px solid black;
}

tr:nth-of-type(3) td:nth-of-type(2) {
	border-bottom: none;
	border-top: 2px solid black;
}

tr:nth-of-type(3) td:nth-of-type(3) {
	border-right: none;
	border-bottom: none;
	border-top: 2px solid black;
	border-left: 2px solid black;
}