/*body {
	background-image:linear-gradient(to right,#7200ff,#2dff97);
}*/
.sd {
	table-layout:fixed;
	border:#443 4px solid;
	width:315px;
	height:315px;
	background-color:#fff;
	vertical-align:middle;
	border-collapse:collapse;
	text-align:center;
}
.big {
	FONT-SIZE:24px;
	border:none;
	background-color:transparent;
	WIDTH:25px;
	HEIGHT:25px;
	LINE-HEIGHT:23px;
	TEXT-ALIGN:center;
	margin:0px;
	COLOR:#00d3ff;
	FONT-FAMILY:Verdana;
}
td.xx {
	border-right:#999 2px solid;
	border-top:#999 2px solid;
	width:25px;
	height:25px;
	text-align:center;
	LINE-height:25px;
}
td.rr {
	border-right:#443 3px solid;
	border-top:#999 2px solid;
	width:25px;
	height:25px;
	text-align:center;
	LINE-height:25px;
}
td.top {
	border-right:#999 2px solid;
	border-top:#443 3px solid;
	width:25px;
	height:25px;
	text-align:center;
	LINE-height:25px;
}
td.topr {
	border-right:#443 3px solid;
	border-top:#443 3px solid;
	width:25px;
	height:25px;
	text-align:center;
	LINE-height:25px;
}
#b1 {
	border:none;
	background:#3c69ff;
	color:#2dff97;
}
#b2 {
	border:none;
	background:#3c69ff;
	color:#2dff97;
}
#b1:hover {
	background:#2dff97;
	color:#3c69ff;
}
#b2:hover {
	background:#2dff97;
	color:#3c69ff;
}