/*
数学の魅力＃10
*/

h4,
.font-ns,
dl.dl-horizontal dd {
	font-family: 'Noto Sans JP', 'ヒラギノ角ゴ Pro W3', 'Hiragino Kaku Gothic Pro','メイリオ', 'Meiryo', '游ゴシック', 'Yu Gothic', 'ＭＳ Ｐゴシック', 'MS PGothic', sans-serif
}

.t-bold { font-weight: bold; }
.t-small { font-size: 16px; }

.sp-high,
br.sp-low {
	display: none;
}

/* ********************************* */

.ordinal-pos {
	position:relative;
}
span.two-digit {
	position: absolute;
	left: 28px;
}

/* ********************************* */

.charm11 .key_visual {
	background-color: #fbe6ef;
}
.charm11 .kv_wrap {
	background-image: none;
}
.detail.charm11 .kv_graphic {
	top: -70px;
	padding: 200px 0 0;
}

.subject {
	height: 115px;
}
.det_sub {
	display: block;
	float: left;
	width: 240px;
	height: 80px;
	margin: 10px auto;
	padding: 0 20px;
}

@media only screen and (max-width: 520px){
	.det_sub {
		float: initial;
	}
}
footer {
	background-color: #fff5d7;
}

.charm11 .background {
	position: absolute;
	z-index: 0;
	width: 100%;
	top: 20%;
}
.charm11 .kv_girlstalk {
	position: relative;
	z-index: 5;
	margin-top: 13%;
}
.charm11 .img01 {
	position: absolute;
	width: 28%;
	left: 8%;
	top: 14%;
}
.charm11 .img02 {
	position: absolute;
	width: 25%;
	top: 7%;
	right: 36%;
}
.charm11 .img03 {
	position: absolute;
	width: 26%;
	right: 2%;
	top: 12%;
}

@media only screen and (max-width: 640px){
	.detail.charm11 .kv_graphic {
		top: 0px;
		padding: 200px 0 50px;
	}
	.sp-high {
		display: block;
		height: 1.5rem;
	}
	br.br-sp {
		display: none;
	}
}
@media only screen and (max-width: 500px){
	br.sp-low {
		display: block;
	}
}
/* ********************************* */

img.map-11 {
	max-width: 469px;
}

@media only screen and (max-width: 479px){
	.regi_form { font-size: 20px; }
	.t-small { font-size: 12px; }
}

@media only screen and (max-width: 499px){
	.jimu_mailto {
		padding-left: 14px;
	}
}

.on-ordin {
	font-size: 55px;
	line-height: 80px;
	text-align: center;
	font-weight: 900;
	display: block;
	text-indent: -2px;
}
.on-ordin sup {
	top: -0.1em;
	font-weight: 300;
	font-size: 70%;
}

.on-ordin sup .hash {
	font-size: 90%;
	top: -0.1em;
	letter-spacing: 0;
}
.mt-sp {
	margin-top: 8px;
}