@charset "euc-jp";

#subSectionNav_content {
	max-width: 1490px;
	min-width: 1024px;
	width: auto;
	padding: 0 15px;
  box-sizing: border-box;
  margin: 0 auto;
	display: block;
	font-size: 12px;
	color: #333;
}

#subSectionNav_content dt {
  overflow: hidden;
  width: 0;
  height: 0;
  position: absolute;
}

#subSectionNav_content dd {
	display: flex;
}


#subSectionNav_content dd div.koboicon {
	width: 120px;
	padding: 0 16px 0 0;
	align-items: center;
}

#subSectionNav_content dd div.koboicon a {
	display: block;
	padding: 9px 0 0 2px;
}

#subSectionNav_content dd div.koboicon a img {
	width: 100%;
	height: auto;
}

#subSectionNav_content dd div.ebook-subheader {
	width: 100%;
	margin-left: -136px;
	padding-left: 136px;
	box-sizing: border-box;
	flex-wrap: wrap;
	align-items: center;
	display: flex;
}

#subSectionNav_content dd div.ebook-subheader > div {
	border: 1px solid #ccc;
	padding: 12px;
	border-top: none;
	border-radius: 10px;
	border-top-left-radius: 0;
	border-top-right-radius: 0;
	text-align: center;
	width: 100%;
  background: #f7f7f7;
}

#subSectionNav_content dd ul {
	display: flex;
	justify-content: space-around;
	width: 730px;
	margin: 0 auto;
}

#subSectionNav_content dd ul li > a {
		display: block;
	  color: #666666;
	  white-space: nowrap;
	  padding: 0 6px;
	}

#subSectionNav_content::after {
    clear: both;
    content: ".";
    display: block;
    font-size: 0.1em;
    height: 0;
    line-height: 0;
    visibility: hidden;
}

#subSectionNav_content dd ul::after {
    clear: both;
    content: ".";
    display: block;
    font-size: 0.1em;
    height: 0;
    line-height: 0;
    visibility: hidden;
}

#subSectionNav_content dd ul li.ebook-subheader-toggle {
  position: relative;
}
#subSectionNav_content dd ul li.ebook-subheader-toggle > a::after {
  content: "\e806";
  margin-left: 4px;
  display: inline-block;
  vertical-align: middle;
  font-family: 'rb-iconfont' !important;
}
#subSectionNav_content dd ul li.ebook-subheader-toggle.isOpen > a::after {
  content: "\e807";
}

#subSectionNav_content dd ul li .ebook-subheader-child{
 border: none;
 display: none;
 position: absolute;
 right: 0;
 top: 25px;
 width: 350px;
 border: solid 1px #a7a7a7;
 background-color: #FFF;
 z-index: 550;
}

#subSectionNav_content dd ul li .ebook-subheader-child li{
	display: inline-block;
	list-style-type: none;
	vertical-align: top;
	float: left;
	}

#subSectionNav_content dd ul li.isOpen .ebook-subheader-child {
  display: block;
}

#subSectionNav_content dd ul li .ebook-subheader-child::before,
#subSectionNav_content dd ul li .ebook-subheader-child::after {
  content: "";
  position: absolute;
  display: block;
  right: 10px;
  top: -10px;
  border-style: solid;
  border-color: transparent transparent #686868 transparent;
  border-width: 0 9px 10px;
}

#subSectionNav_content dd ul li .ebook-subheader-child::after {
  right: 11px;
  top: -9px;
  border-bottom-color: #FFF;
  border-width: 0 8px 9px;
  visibility: visible;
}

#subSectionNav_content dd ul li .ebook-subheader-child li {
  box-sizing: border-box;
  width: 50%;
  border-top: 1px solid #ececec;
  text-align: center;
	padding: 8px 0;
}
#subSectionNav_content dd ul li .ebook-subheader-child li:nth-child(1),
#subSectionNav_content dd ul li .ebook-subheader-child li:nth-child(2) {
    border-top: none;
}
#subSectionNav_content dd ul li .ebook-subheader-child li:nth-child(2n) {
  border-left: 1px solid #ececec;
}

/*hotkeyword*/
.hotKeywords {
	  margin: 8px auto 0;
    zoom: 1;
    overflow: hidden;
    padding: 0 15px;
    clear: both;
    font-size: 12px;
    line-height: 1.2;
	box-sizing: border-box;
	max-width: 1490px;
    min-width: 1024px;
    width: auto;
}

.hotKeywords dt, .hotKeywords dd {
    width: auto;
    float: left;
    font-weight: normal;
}

.hotKeywords dt {
	padding: 5px 8px 0 0;
}

.hotKeywords dd ul li {
    display: inline-block;
    margin-right: 8px;
    list-style-type: none;
		border: 1px solid #ebebeb;
		border-radius: 2px;
		background: #ffffff;
}

.hotKeywords dd ul li a {
    white-space: nowrap;
		color: #333333;
		padding: 4px 8px;
		display: block;
}

/*grpSpelinlk_kobo*/
#grpSpelinlk {
	display: none !important;
}

#grpSpelinlk_kobo {
	margin: 30px 0;
    padding: 10px 0;
    text-align: center;
    border-top: #808080 solid 1px;
    border-bottom: #808080 solid 1px;
    color: #ADADAD;
    line-height: 1.25;
    font-size: 12px;
		display: block !important;
}

#grpSpelinlk_kobo li {
    margin: 0 0 0 0.35em;
    padding: 0 0.5em 0 0;
    border-right: 1px solid #ADADAD;
    list-style-type: none;
    display: inline;
}

#grpSpelinlk_kobo li a:link {
    color: #003399;
}

#grpSpelinlk_kobo li a {
    white-space: nowrap;
}

#grpSpelinlk_kobo li.grpLast {
    border-right: 0;
}