@charset "utf-8";

.second {
	font-size: 2.0rem;
}

.main .title {
	font-size: 2em;
}

.topics {
	width: 100%;
	max-width: 960px;
	margin: 50px auto;
}

.bnr {
	text-align: center;
	margin-bottom: 100px;
}

.bnr a:hover {
	opacity: 0.8;
}

/* 見出し
------------------------------*/
.topics h2 {
	margin-bottom: 18px;
	font-size: 2em;
	line-height: 1.2;
	font-weight: 700;
	color: #1D466B;
}
.topics h3 {
	border-left: solid 10px #EBC513;
	padding-left: 10px;
	margin-bottom: 10px;
	font-size: 1.37em;
	line-height: 1.4;
	font-weight: 500;
	color: #1F3352;
}
.topics h4 {
	font-size: 1.16em;
	font-weight: 500;
	line-height: 1.4;
	color: #1F3352;
}

/* section
------------------------------*/
.topics section {
	margin-bottom: 80px;
}
.topics .text,
.topics section.text,
.topics p.text {
	margin-bottom: 40px;
}

/* hr
------------------------------*/
hr {
	height: 1px;
	background: url(../image/br.jpg) left bottom repeat-x;
	border: none;
	margin-bottom: 40px;
}

/* テキスト
------------------------------*/
.topics p {
	margin-bottom: 1em;
}
.topics .bg {
	background: #EFEFEF;
	padding: 1em 2em;
	margin-bottom: 30px;
}
.topics .center {
	text-align: center;
}
.topics .right {
	text-align: right;
}
.topics .red {
	color: #CC3333;
}
.topics .bold {
	font-weight: 500;
}
.topics .small {
	font-size: .87em;
}
.topics a {
	font-weight: 300;
	text-decoration: underline;
	color: #1D466B;
	-webkit-transition: .5s cubic-bezier(.65, .05, .36, 1);
	transition: .5s cubic-bezier(.65, .05, .36, 1);
}
.topics a:hover {
	background: rgba(38,131,181,.3);
}
.topics a[target="_blank"]::after {
	content: '';
	display: inline-block;
	width: 12px;
	height: 12px;
	background: url(../image/icon_link02.png) center no-repeat;
	-webkit-background-size: contain;
	background-size: contain;
	margin: 0 .5em;
}
.topics blockquote {
	background: #EFEFEF;
	border: 2px dashed #CCC;
	border-radius: 10px;
	padding: 1em 2em;
	margin-bottom: 20px;
}

/* image
------------------------------*/
.topics img {
	width: auto;
	height: auto;
	max-width: 100%;
	max-height: 100%;
}
.image {
	margin-bottom: 20px;
}
.mt-image-left,
.mt-image-right,
.mt-image-center,
.mt-image-none {
	height: auto;
}
/* square */
.img-square {
	background: #1D486B;
	padding: 20px;
	width: 220px;
}
.img-square img {
	width: auto;
	height: auto;
	max-width: 100%;
	max-height: 100%;
	box-shadow: 5px 5px 10px rgba(19, 49, 72, .75);
}
/* 拡大画像 */
.topics .zoom,
.topics .zoom.off,
.topics .zoom.off:hover {
	display: block;
	overflow: hidden;
	position: relative;
	width: 100%;
	height: 100%;
	-webkit-tap-highlight-color: rgba(0,0,0,0);
	tap-highlight-color: rgba(0,0,0,0);
}
.topics .zoom::before,
.topics .zoom.off::before,
.topics .zoom.off:hover::before {
	content: '';
	position: absolute;
	z-index: 10;
	top: auto;
	right: 0;
	bottom: 0;
	left: auto;
	width: 30px;
	height: 30px;
	background: url(../image/topics_zoom01.png) center no-repeat,
		rgba(12, 56, 105, .8);
	opacity: 1;
	-webkit-transition: .5s cubic-bezier(.65, .05, .36, 1);
	transition: .5s cubic-bezier(.65, .05, .36, 1);
}
.topics .zoom:hover::before,
.topics .zoom.off.hover::before {
	top: auto;
	width: 100%;
	height: 100%;
	background: url(../image/topics_zoom01.png) center no-repeat,
		rgba(12, 56, 105, .6);
}
.topics .zoom::after,
.topics .zoom.off::after,
.topics .zoom.off:hover::after {
	content: '';
	position: absolute;
	z-index: 10;
	top: 50%;
	left: 100%;
	width: 64px;
	height: 64px;
	background: url(../image/topics_zoom02.png) center no-repeat;
	-webkit-transform: translate(0, -50%);
	transform: translate(0, -50%);
	-webkit-transition: .5s cubic-bezier(.65, .05, .36, 1);
	transition: .5s cubic-bezier(.65, .05, .36, 1);
}
.topics .zoom:hover::after,
.topics .zoom.off.hover::after {
	left: 50%;
	-webkit-transform: translate(-50%, -50%);
	transform: translate(-50%, -50%);
}
.topics .zoom img,
.topics .zoom.off img,
.topics .zoom.off:hover img {
	width: auto;
	height: auto;
	max-width: 100%;
	max-height: 100%;
	-webkit-transform: scale(1);
	transform: scale(1);
	-webkit-transition: 1s;
	transition: 1s;
}
.topics .zoom:hover img,
.topics .zoom.off.hover img {
	-webkit-transform: scale(1.2);
	transform: scale(1.2);
}

/* float */
.float-box {
	margin-bottom: 30px;
}
.float-box .text {
	overflow: hidden;
	margin-bottom: 0;
}
.img-left {
	float: left;
	margin-right: 30px;
	max-width: 300px;
	height: auto;
}
.img-right {
	float: right;
	margin-left: 30px;
	max-width: 300px;
	height: auto;
}

/* リスト
------------------------------*/
.topics ul {
	margin-bottom: 30px;
}
.topics .bg ul {
	margin-bottom: 0;
}
.topics ul li {
	position: relative;
	padding-left: 2em;
	margin-bottom: 12px;
}
.topics ul li:last-child {
	margin-bottom: 0;
}
.topics ul li::before {
	content: '';
	position: absolute;
	top: 5px;
	left: 13px;
	width: 13px;
	height: 13px;
	background: #EBC513;
	-webkit-transform-origin: top;
	transform-origin: top left;
	-webkit-transform: rotate(45deg);
	transform: rotate(45deg);
}
.topics ol {
	counter-reset: li;
}
.topics .bg ol {
	margin-bottom: 0;
}
.topics ol li {
	position: relative;
	padding-left: 2.5em;
	margin-bottom: 16px;
	list-style: none;
}
.topics ol li:last-child {
	margin-bottom: 0;
}
.topics ol li::before {
	counter-increment: li;
	content: counter(li);
	position: absolute;
	z-index: 1;
	top: 3px;
	left: 2px;
	width: 25px;
	text-align: center;
	font-size: 14px;
	line-height: 25px;
	color: #FFF;
}
.topics ol li::after {
	content: '';
	position: absolute;
	top: 3px;
	left: 2px;
	width: 25px;
	height: 25px;
	background: #1D486B;
	border-radius: 7px;
}
.float-box ul,
.float-box ol {
	overflow: hidden;
}

/* テーブル
------------------------------*/
.topics table {
	width: 70%;
	margin: 1em 0;
}
.topics table.table-center {
	margin: 1em auto;
}
.topics table th,
.topics table td {
	border: 1px solid #CCC;
	padding: 7px 15px 5px;
}
.topics table th {
	min-width: 100px;
	background: #F0F0F0;
	font-weight: 500;
}

.back {
	clear: both;
	margin-top: 50px;
}

/*===============================================
  画面の横幅が960px以下に適用
===============================================*/
@media screen and (max-width: 960px){
	.second {
		font-size: 1.6rem;
	}
}

/*===============================================
  画面の横幅が640px以下に適用
===============================================*/
@media screen and (max-width: 640px){
	.second {
		font-size: 1.4rem;
	}
	.main .title {
		font-size: 2.5em;
	}
	.topics h2 {
		margin-bottom: 20px;
		font-size: 2.15em;
	}
	.topics h3::before {
		width: 25px;
		height: 25px;
	}
	.img-square {
		width: 40%;
		padding: 15px;
	}
	.img-left {
		max-width: 30%;
		margin-right: 20px;
		margin-bottom: 20px;
	}
	.img-right {
		max-width: 30%;
		margin-left: 20px;
		margin-bottom: 20px;
	}
	.topics table {
		width: 100%;
	}
	.topics .mt-image-left {
		width: 40%;
		height: auto;
	}
}

/*===============================================
  画面の横幅が480px以下に適用
===============================================*/
@media screen and (max-width: 480px){
	.main .title {
		font-size: 2em;
	}
	.topics .padding-wrap {
		padding: 0 20px;
	}
	.topics {
		margin: 30px auto;
	}
	.topics h2 {
		font-size: 1.8em;
	}
	.topics h3 {
		padding: 3px 0 2px 10px;
		margin-bottom: 10px;
		font-size: 1.3em;
	}
	.topics section,
	.topics hr,
	.topics .text,
	.topics section.text,
	.topics p.text {
		margin-bottom: 30px;
	}
	.float-box,
	.topics ul,
	.topics ol {
		margin-bottom: 20px;
	}
	.img-square {
		padding: 10px;
	}
	.img-left,
	.img-right {
		float: none;
		max-width: 70%;
		margin: 0 auto 20px;
		text-align: center;
	}
	.img-left.none,
	.img-right.none {
		display: none;
	}
	.topics ul li {
		margin-bottom: 8px;
	}
	.topics ol li {
		margin-bottom: 10px;
	}
	.topics ol li::before,
	.topics ol li::after {
		top: 0;
	}
	.topics table th {
		min-width: auto;
	}
	.back {
		width: 100%;
		margin-top: 30px;
	}
}