@charset "UTF-8";

/* ==================================
               全般設定
================================== */
:root{
	--header_height: 100px;
	--text_color: #111;
	--main_color: #F60;
}

*{
	line-height:1.7;
	margin:0;
	padding:0;
	font-family: Meiryo,sans-serif;
	font-family: "Helvetica Neue", Meiryo, "Roboto", "Droid Sans", Arial, Helvetica, Tahoma, Verdana, "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;
	color: var(--text_color);
}

a{
	color: var(--main_color);
	text-decoration: underline;
}
a:link,
a:visited{ /* 訪問済みのリンクも同じ色にした */
	color: var(--main_color);
}
/*a:visited{
	color: #C30;
}*/
a:hover{
	color: #FC9;
	text-decoration:none;
}

.js_indexed{
	/* このタグはローカルで"index.html"をhrefの末尾に追加するaタグを区別するためのクラスです。 */
}
.en{
	/*font-size: 80%;*/
}
.en:before{
	content: " - ";
}


.ExLink:after{
	text-decoration:underline;
	content:url("img/ExLink.png");
}
#move_site_top{
	font-style: italic;
}

.caption_bold{
	font-weight: bold;
}

.caption_small{
	font-size: 70%;
}
.url{
	background-color: #d8d8d8;
	padding-left: 0.3rem;
	padding-right: 0.3rem;
	border-radius: 0.3rem;
}

/*a:active {
	color: #003040;
	text-decoration:none;
}*/

body{
	font-family: Meiryo,sans-serif;
	margin:0;
	padding:0;
	width: 100%;
	height: 100%;
	background-color: #EEE;
	background-size: 100% 100%;
	background-repeat: no-repeat;
}
	#all{
		background-color: #FFF;
		width: 100%; 
		margin: 0 auto;
		padding: 0;
	}
	.max_width{
		max-width: 1000px; 
	}

/* ==================================
               header
================================== */

header{
	width: 100%;
	margin: 0 0 0.5rem 0;
	background-color: #310;
	background: linear-gradient(135deg, #101 0%,#100 50%,#310 100%);
	display: flex;
}
	header h1{
		width: 25%;
		text-align: center;
	}
	header .logotype{
		display: block;
		margin: 0;
		padding: auto auto;
		/*background: #333;*/
	}
	header img{
		display: block;
		margin: 0 auto;
		max-width: 100%; 
		height: auto;
	}
	header nav {
		width: 75%;
		height: auto;
		display: flex;
		justify-content: flex-end;
	}
		header nav ul{
			width: 100%;
			max-width: 600px;
			display: flex;
			justify-content: flex-end;
		}
			header nav li{
				padding: 15px;
				margin: 0;
				width: 33%;
				text-align: center;
				display: block;
			}
				header nav li > div{
					height: 100%;
				}
				header nav a{
					display: block;
					height: 100%;
					display: flex;
					align-items: center;
					flex-direction: column;
					justify-content: center;
				}
					header nav a > *{
						text-align: center;
						display: block;
						flex: 1;
					}
					header nav li a .ja,
					header nav li a .en{
						display: flex;
						align-items: center;
					}
					header nav li a .ja{
						padding-top: 4px;
					}
					header nav li a .en{
						padding-bottom: 4px;
						font-size: 80%;
					}
					header nav li .ja *,
					header nav li .en *{
						flex: 1;
					}
					header nav li .en:before{
						content: "";
					}
				header nav a:link,
				header nav a:link *,
				header nav a:visited,
				header nav a:visited *{
					text-decoration: none;
					color: #FFF;
				}
				header nav .thispage a:link,
				header nav .thispage a:link *,
				header nav .thispage a:visited,
				header nav .thispage a:visited *{
					color: #FFF;
				}
				.thispage{
					position: relative;
					/*border-bottom: 4px solid var(--main_color);
					outline-offset: -4px;
					box-sizing: content-box;
					box-sizing: border-box;*/
					/* 単に下に border を引けば良いと思ってたのに、ヘッダーの縦の長さが変わってしまうので、下のような実装になった。 */
					/* 参考サイト : https://pisuke-code.com/css-ways-to-draw-a-border-inside/ */
				}
				.thispage::after{
					content: "";
					position: absolute;
					top: -4px;
					left: 0;
					width: 100%;
					height: 100%;
					display: block;
					border-bottom: 4px solid var(--main_color);
				}
	
/* ==================================
               main
================================== */
main{
	margin: 0 auto;
	max-width: 940px; /* スマホ対応 */
	padding-left: 8px; /* スマホ対応 */
	padding-right: 8px; /* スマホ対応 */
	padding-top: 24px;
}
	
/* ==================================
               TOC - main
================================== */
#toc{
	margin-top: 16px;
	margin-left: auto;
	margin-right: auto;
	max-width: 350px;
	padding: 16px 8px;
	font-size: 80%;
	background-color: #eee;
	border-radius: 3px;
	border: 1px solid rgb(180, 180, 180);
	box-sizing: border-box;
	/*padding: 0.5rem 2rem;*/
}
#toc ul{
	margin-top: 0;
	margin-bottom: 0;
	padding-left: 40px;
}

#toc a,
#toc a *{
	color: #333;
	font-weight: normal;
}
#toc *{
	line-height: 1.5;
}
#toc_title{
	margin-bottom: 8px;
	padding-left: 12px;
}

/* ==================================
        メインコンテンツ - main
================================== */
main p{
	padding: 0 0 8px 0;
}
main > ul{
	list-style-type: none;
}
main h2{
	padding: 5px 0 5px 4px;
	margin: 36px auto 12px auto;
	border-bottom: 2px solid #F07800;
}
	main h2 .ja,
	main h2 .en{
		display: block;
	}
	main h2 .en{
		font-size: 70%;
	}
	main h2 .en:before{
		content: "";
	}

main .contents{
	/*margin: 1rem 1rem 2rem 1rem;*/
	padding-left: 8px;
	padding-right: 8px;
}

	main .contents .pictures{
		width: 100%;
		margin: 0 0 16px 0;
		padding:0;
	}
	main .contents .pictures img{
		width: 100%;
		margin: 0 auto;
		display:block;
	}
	main .contents .pictures figcaption{
		text-align: center;
		padding: 8px 0;
	}

	main .contents h3{
		padding: 5px 0 1px 0;
		margin-top: 16px;
		margin-bottom: 8px;
		/*margin-top: 1.5em;
		margin-bottom: 0.5em;
		border-left: 8px solid #F07800;*/
	}
	main .contents h3:before{
		content:"";
		display:inline-block;
		width:1em;
		height:1em;
		background:url(img/h3_icon.png) no-repeat;
		background-size:contain;
		margin: 0 4px -1px 0;
	}
	main .contents div h4{
		margin: 0.75rem 0 0.3rem 0;
	}
	main .contents div ul{
		list-style-type: none;
	}
	main .contents>div{
		margin : 0 8px 1.5rem;
	}
	main .contents.notice{
		background-color: #eee;
		padding: 1rem 2rem;
		margin-top: 1rem;
		margin-bottom: 2rem;
	}

	.member_links{
		margin-top: 8px;
	}
	.member_links li{
		display: inline-block;
		padding: 0;
	}
	.member_links a{
		border: 1px solid var(--main_color);
		padding: 6px 12px;
	}
	.member_links a *{
		color: var(--main_color);
	}

/* ==================================
               footer
================================== */
footer{
	background-color: #333;
	margin: 0;
	padding: 0;
}
	footer > div{
		margin: 0 auto;
		max-width: 940px; /* スマホ対応 */
		padding: 8px; /* スマホ対応 */
		padding-top: 16px;
		padding-bottom: 16px;
	}
		footer *{
			color: #eee;
		}

		footer h2{
			padding: 5px 0 0px 4px;
			border-bottom: 1px solid #F07800;
			margin-bottom: 16px;
		}
			footer h2 .en{
				font-size: 70%;
			}
		footer p{
			padding: 0 0 8px 0;
		}
		#email_address > a{
			padding: 4px 8px;
			text-decoration: none;
			background-color: #666;
			color: #fff;
		}
	footer #notes{
		color: #fff;
	}