pieces.css

span.black.pawn
{
	background: url(images/pieces/black_pawn.png);
}

span.white.pawn
{
	background: url(images/pieces/white_pawn.png);
}

span.black.rook
{
	background: url(images/pieces/black_rook.png);
}
span.white.rook
{
	background: url(images/pieces/white_rook.png);
}

span.black.knight
{
	background: url(images/pieces/black_knight.png);
}
span.white.knight
{
	background: url(images/pieces/white_knight.png);
}

span.black.bishop
{
	background: url(images/pieces/black_bishop.png);
}
span.white.bishop
{
	background: url(images/pieces/white_bishop.png);
}
span.black.queen
{
	background: url(images/pieces/black_queen.png);
}
span.white.queen
{
	background: url(images/pieces/white_queen.png);
}
span.black.king
{
	background: url(images/pieces/black_king.png);
}
span.white.king
{
	background: url(images/pieces/white_king.png);
}