@charset "utf-8";

#center h2 img {
	margin-right: 6px;
	vertical-align: middle;
}
#center dl {
	line-height: 16px;
	padding-top: 11px;
	padding-bottom: 11px;
	padding-right: 31px;
	padding-left: 31px;
}
#center dt {
	font-size: 11px;
}
#center dd {
	border-bottom-width: 1px;
	border-bottom-style: solid;
	border-bottom-color: #E6E6E6;
	font-size: 13px;
	margin-bottom: 6px;
}
#center  dl dt img {
	margin-left: 10px;
}
.contents20 {
	width: 364px;
	float: left;
}
.contents20           a       {
	display: block;
	height: 82px;
	width: 162px;
	text-indent: -9999px;
	font-size: 0px;
	line-height: 0;
}
.contents20      .rolldvd        {
	background-image: url(../img/rolldvd.jpg);
	background-repeat: no-repeat;
	background-position: left top;
	width: 162px;
	float: left;
}
.contents20  .rollweb   {
	background-image: url(../img/rollweb.jpg);
	background-repeat: no-repeat;
	background-position: left top;
	width: 162px;
	float: right;
}
.contents20  .rollpowerpoint      {
	background-image: url(../img/rollpowerpoint.jpg);
	background-repeat: no-repeat;
	width: 162px;
	background-position: left top;
	float: left;
}
.contents20   .rolldata   {
	background-image: url(../img/rolldata.jpg);
	background-repeat: no-repeat;
	background-position: left top;
	width: 162px;
	float: right;
}

.rolldvd    a:hover    {
	background-repeat: no-repeat;
	background-position: left bottom;
	background-image: url(../img/rolldvd.jpg);
}
.rollweb   a:hover   {
	display: block;
	height: 82px;
	width: 162px;
	text-indent: -9999px;
	font-size: 0px;
	line-height: 0;
	background-repeat: no-repeat;
	background-position: left bottom;
	background-image: url(../img/rollweb.jpg);
}
.rollpowerpoint   a:hover   {
	display: block;
	height: 82px;
	width: 162px;
	text-indent: -9999px;
	font-size: 0px;
	line-height: 0;
	background-repeat: no-repeat;
	background-position: left bottom;
	background-image: url(../img/rollpowerpoint.jpg);
}
.rolldata   a:hover   {
	display: block;
	height: 82px;
	width: 162px;
	text-indent: -9999px;
	font-size: 0px;
	line-height: 0;
	background-repeat: no-repeat;
	background-position: left bottom;
	background-image: url(../img/rolldata.jpg);
}