#btn_serifu {
	display: none;
}

#div_result {
	margin-top: 1000px;
}

#txt_serifu {
	padding: 12px;
	margin-bottom: 20px;
	display: none;
}

#table_pc > thead > tr > th,
#table_pc > tbody > tr > td {
	text-align: center;
	position: relative; /* 絶対位置要素の基準として */
}

#table_pc > thead > tr > th > span,
#table_pc > tbody > tr > td > span {
	font-size: 16px;
}

#table_pc .orig-ruby {
	margin-left: auto;
	margin-right: auto;
}

.orig-ruby > tbody > tr > td {
	padding-right: 10px;
	text-align: center;
	white-space: nowrap;
}

.orig-ruby > tbody > tr:nth-child(2) > td {
	font-size: 16px;
}

.orig-ruby > tbody > tr:nth-child(1) > td,
.orig-ruby > tbody > tr:nth-child(3) > td {
	font-size: 10px;
}

@media screen and (min-width:768px) {
	#table_pc > thead > tr > th > span,
	#table_pc > tbody > tr > td > span {
		padding: 16px 4px 0 24px;
		font-size: 24px;
		position: absolute; /* 絶対位置を使用 */
		left: 0; /* セルの左端に配置 */
	}
	
	.orig-ruby > tbody > tr:nth-child(2) > td {
		font-size: 24px;
	}
	
	.orig-ruby > tbody > tr:nth-child(1) > td,
	.orig-ruby > tbody > tr:nth-child(3) > td {
		font-size: 12px;
	}
	
	#div_desc {
		text-align: center;
		font-size: 24px;
	}
}