<style type="text/css">

.ul {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 72px;
	font-weight: bold;
	color: #000000;
	border-top-width: 1px;
	border-right-width: 1px;
	border-bottom-width: 1px;
	border-left-width: 1px;
	border-right-style: dashed;
	border-left-style: dashed;
	border-top-color: #999999;
	border-right-color: #999999;
	border-bottom-color: #999999;
	border-left-color: #999999;
	text-align: center;
	width: 100px;
}
.plus {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 36px;
	font-weight: bold;
	color: #000000;
	border-top-width: 4px;
	border-right-width: 4px;
	border-bottom-width: 4px;
	border-left-width: 4px;
	border-bottom-style: solid;
	border-top-color: #000000;
	border-right-color: #000000;
	border-bottom-color: #000000;
	border-left-color: #000000;
	text-align: right;
}
.equal {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 36px;
	font-weight: bold;
	color: #000000;
	text-align: right;
	border-top-width: 4px;
	border-right-width: 4px;
	border-bottom-width: 4px;
	border-left-width: 4px;
	border-bottom-style: solid;
	border-top-color: #000000;
	border-right-color: #000000;
	border-bottom-color: #000000;
	border-left-color: #000000;
}
.next {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 36px;
	font-weight: bold;
	color: #FFFFFF;
	text-align: center;
	background-color: #006600;
	border: 2px solid #00FF00;
	width: 150px;
}
.check {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 36px;
	font-weight: bold;
	color: #FFFFFF;
	text-align: center;
	background-color: #FF0000;
	border: 2px solid #000000;
}
a {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 36px;
	color: #FFFFFF;
	text-decoration: none;
}

</style>
.r1 {

	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 72px;
	font-weight: bold;
	color: #000000;
	border-top-width: 1px;
	border-right-width: 1px;
	border-bottom-width: 1px;
	border-left-width: 1px;
	border-right-style: dashed;
	border-left-style: none;
	border-top-color: #999999;
	border-right-color: #999999;
	border-bottom-color: #999999;
	border-left-color: #999999;
	text-align: center;
	width: 100px;
}
.r2 {

	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 72px;
	font-weight: bold;
	color: #000000;
	border-bottom-width: 4px;
	border-left-width: 1px;
	border-right-style: none;
	border-left-style: dashed;
	border-top-color: #999999;
	border-right-color: #999999;
	border-bottom-color: #000000;
	border-left-color: #999999;
	text-align: center;
	width: 100px;
	border-top-style: none;
	border-bottom-style: solid;
}
.r3 {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 72px;
	font-weight: bold;
	color: #000000;
	text-align: center;
	width: 100px;
	border-top: none #999999;
	border-right: none #999999;
	border-bottom: 4px solid #000000;
	border-left: 1px dashed #999999;

}
.r1 {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 72px;
	font-weight: bold;
	color: #000000;
	border-top-width: 1px;
	border-right-width: 1px;
	border-bottom-width: 1px;
	border-left-width: 1px;
	border-right-style: none;
	border-left-style: dashed;
	border-top-color: #999999;
	border-right-color: #999999;
	border-bottom-color: #999999;
	border-left-color: #999999;
	text-align: center;
	width: 100px;
	border-top-style: none;
	border-bottom-style: none;

}
.r3input {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 72px;
	font-weight: bold;
	color: #000000;
	text-align: center;
	width: 100px;
	border: 4px none #999999;

}
