a {
	color: #000;
 }
#main h2 {
	position: relative;
	z-index: 2;
}

#main h2::before {
	width: 100%;
	content: attr(data-en);
	position: absolute;
	top: 10px;
	left: 50%;
	transform: translateX(-50%);
	color: rgba(255,255,255,.4);
	font-size: 6rem;
	font-family: "Times New Roman", "YuMincho", "Hiragino Mincho ProN", "Yu Mincho", "MS PMincho", serif;
	z-index: -1;
}
#main h3 {
	font-size: 2.5rem;
	margin-bottom: 5px;
}
#main *+h3 {
	margin-top: 4rem;
}
#main p {
	margin-top: 3rem;
	line-height: 1.7;
}
#main ul {
	margin-top: 1rem;
	display: flex;
	flex-wrap: wrap;
}
#main ul li {
	width: 33.333%;
	padding: 2px;
}

#main .period {
	margin: 4rem 0;
	padding: 2rem 1rem;
	border: 2px solid #000;
	text-align: center;
}
#main .period strong {
	font-size: 3rem !important;
	font-weight: 400;
	margin: 0 .5rem;
}
#main dl {
	font-size: 1.6rem;
}
#main dl dt {
	margin-top: 1rem;
	font-weight: 700;
	font-size: 1.8rem;
}
#main dl dd {
	margin-left: 1.6rem;
}
#main ol {
	list-style-type: decimal;
	margin: 1rem 0 0 2rem;
	line-height: 1.8;
}
#main ol li {
	font-size: 1.6rem;
}

@media screen and (min-width:768px) {
	#main h2::before {
		width: auto;
		top: 50%;
		left: 54%;
		transform: translate(0,-50%);
		font-size: clamp(5rem,5vw,7rem);
	}
	#main ul {
		display: flex;
		flex-wrap: nowrap;
		width: 100%;
	}
	#main ul li {
		padding: 5px;
	}
	#main dl {
		display: flex;
		flex-wrap: wrap;
	}
	#main dl dt {
		margin-top: 2rem;
		width: 25%;
	}
	#main dl dd {
		margin-top: 2rem;
		margin-left: 0;
		width: 75%;
	}
	#main .period {
		font-size: 2rem !important;
	}
	#main .period strong {
		font-size: 3.5rem !important;
	}
}