body {
	font-family: monospace;
}

h1 a {
	text-decoration: none;
	color: black;
}

table.sudoku {
	border-collapse: collapse;
	text-align: center;
}

input.sudoku {
	text-align: center;
	border: none;
}

td {
	height: 20px;
	width: 20px;
}

hr {
	visibility: hidden;
}

.td00
{
	font-size: 15px; 
	background-color : #ffffff;
	border-left:1px solid #000000;
	border-top:1px solid #000000;
	width:30px;
	height:30px;
}
.td10
{
	font-size: 15px; 
	background-color : #ffffff;
	border-left:1px solid #999999;
	border-top:1px solid #000000;
	border-right:1px solid #999999;
	width:30px;
	height:30px;

}

.td20
{
	font-size: 15px; 
	background-color : #ffffff;
	border-top:1px solid #000000;
	border-right:1px solid #000000;
	width:30px;
	height:30px;
}

.td01
{
	font-size: 15px; 
	background-color : #ffffff;
	border-left:1px solid #000000;
	border-top:1px solid #999999;
	border-bottom:1px solid #999999;
	width:30px;
	height:30px;
}

.td11
{
	font-size: 15px; 
	background-color : #ffffff;
	border:1px solid #999999;
	width:30px;
	height:30px;

}

.td21
{
	font-size: 15px; 
	background-color : #ffffff;
	border-right:1px solid #000000;
	border-top:1px solid #999999;
	border-bottom:1px solid #999999;
	width:30px;
	height:30px;
}

.td02
{
	font-size: 15px; 
	background-color : #ffffff;
	border-left:1px solid #000000;
	border-bottom:1px solid #000000;
	width:30px;
	height:30px;
}

.td12
{
	font-size: 15px; 
	background-color : #ffffff;
	border-left:1px solid #999999;
	border-right:1px solid #999999;
	border-bottom:1px solid #000000;
	width:30px;
	height:30px;
}

.td22
{
	font-size: 15px; 
	background-color : #ffffff;
	border-right:1px solid #000000;
	border-bottom:1px solid #000000;
	width:30px;
	height:30px;
}