#content-main .sub-menu{
    position: absolute;
    top: 77px;
	width:100%;
	border:1px solid #ddd;
}
#content-main .sub-menu li{
	display:inline-block;
	width:50%;
}
#content-main .sub-menu li a{
	width: 100%;
    display: block;
    height: 100%;
    text-align: center;
    padding: 20px;
    background: #f6f6f6;
}
#content-main .sub-menu li.current a{
    background: #2e89de;
    color: #fff;
    font-weight: 500;
}
#content-main   .yc-sns {
	position: relative; 
	padding: 0;
	border: 1px solid #ddd;
	border-radius: 6px;
	-webkit-border-radius: 6px;
}
#content-main   .yc-sns dl {
    position: relative;
	padding: 15px 20px;
}
#content-main   .yc-sns dl dt,
#content-main   .yc-sns dl dd {
	display: inline-block;
	vertical-align: top;
}
#content-main   .yc-sns dl dt {
    color: #252525;
    font-size: 20px;
    font-weight: 300;
    letter-spacing: -1px;
}
#content-main   .yc-sns dl dd {
    width: 28px;
    height: 28px;
    margin: 0 0 0 17px;
}
#content-main   .yc-sns dl dd a {
	display: block;
	width: 100%;
	height: 100%;
	text-indent: -9999em;
	background-position: 50% 50%;
	background-repeat: no-repeat;
	background-size: 18px;
	border-radius: 50%;
	-webkit-border-radius: 50%;
}

#content-main   .yc-sns dl dd.youtube a {
    background-image: url(/images/common/youtube.svg);
    background-size: 38px;
    border-radius: 25px;
    -webkit-border-radius: 0;
}
#content-main   .yc-sns dl dd.youtube a:hover,
#content-main   .yc-sns dl dd.youtube a:focus {
	background-color: #E50000;
}
#content-main   .yc-sns dl dd.facebooks a {
	background-image: url(/images/common/e-facebook.svg);
	background-color: #4c76be;
}
#content-main   .yc-sns dl dd.facebooks a:hover,
#content-main   .yc-sns dl dd.facebooks a:focus {
	background-color: #2354a9;
}
#content-main   .yc-sns dl dd.instagrams a {
	background-image: url(/images/common/e-instagram.svg);
	background-color: #f05173;
}
#content-main   .yc-sns dl dd.blogs a {
	background-image: url(/images/common/e-blog.svg);
	background-size: 38px;
	border-radius: 0;
	-webkit-border-radius: 0;
}
#content-main   .yc-sns dl dd.blogs a:hover,
#content-main   .yc-sns dl dd.blogs a:focus {
	background-color: #2DB400;
}
#content-main   .yc-sns dl dd.instagrams a:hover,
#content-main   .yc-sns dl dd.instagrams a:focus {
	background-color: #d8294e;
}
#content-main   .yc-sns dl dd.twitters a {
	background-image: url(/images/common/e-twitter.svg);
	background-color: #00c7ff;
}
#content-main   .yc-sns dl dd.twitters a:hover,
#content-main   .yc-sns dl dd.twitters a:focus {
	background-color: #009ac5;
}
#content-main   .yc-sns dl dd.usingsns a {
	background-image: url(/images/common/usingsns.svg);
	background-color: #11CC9B;
	background-size: 20px;
}
#content-main   .yc-sns dl dd.usingsns a:hover,
#content-main   .yc-sns dl dd.usingsns a:focus {
	background-color: #009e78;
}
div.bb-search-and-rss{
	margin-top:100px;
}
#content-main table.bb-list{
	margin: 100px 0 0;
}

#content-main div.bb-write{
	margin-top:10%;
}
div.bb-view-topic {
	margin-top: 11%;
}