@charset "utf-8";
/* CSS Document */

header img {
	width: 100%;
	height: auto;
}

#middle-contents {
	background: #FFF;
}

#main_in {
	line-height: 1.8em;
	padding:  15px 10px;
}

/* 表示領域が991.98px以下の場合に適用するスタイル */
@media print, screen and (max-width: 991.98px) {
	header {
		padding: 0;
		max-width: 991.98px;
		margin: 0 auto;
	}

	#contents {
		width: 100%;
		display: grid; 
		grid-template-columns: 1fr; 
		grid-template-rows: min-content min-content 1fr;
		gap: 0px 0px; 
		grid-template-areas: 
			"left-contents"
			"header-contents"
			"middle-contents"
	}
}

/* 表示領域が992px以上の場合に適用するスタイル */
@media screen and (min-width: 992px) {
	header {
		background: #2a68b2;
		padding: 0;
		margin: 0;
	}

	#contents {
		width: 100%;
		max-width: 1400px;
		margin: 0 auto;
		display: grid; 
		grid-template-columns: 250px 1fr; 
		grid-template-rows: min-content 1fr; 
		grid-template-areas: 
			"left-contents header-contents"
			"left-contents middle-contents";
	}
	#left-contents {
		background: hsla(0,0%,100%,0.90);
	}
	#middle-contents {
		background: #FFF;
	}

	#main_in { /* 以上 */
		padding: 20px 25px;
	}
}