/* ========================================
   ======================================== */

*, *::before, *::after {
	box-sizing: border-box;
}

body {
	margin: 0;
	padding: 0;
	line-height: 1.7;
	font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, "MS PGothic", sans-serif;
	background: #f5f5f5;
	color: #333;
	font-size: 15px;
}

img {
	max-width: 100%;
	height: auto;
	border: none;
	vertical-align: middle;
}

ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

a {
	color: #1a73e8;
	text-decoration: none;
}
a:hover {
	text-decoration: underline;
	color: #0d47a1;
}
?
/* ==================== */
#op {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 16px;
	background: #fff;
	min-height: 100vh;
	box-shadow: 0 0 20px rgba(0,0,0,0.06);
}

/* ================ */
#header {
	padding: 24px 0 20px;
	border-bottom: 1px solid #e0e0e0;
	background: #fff;
}

#header h1 {
	margin: 0 0 8px 0;
	padding: 0;
	font-size: 1.5rem;
	font-weight: 700;
	color: #1a1a1a;
	text-shadow: none;
	background: none;
}

.intro {
	float: left;
	width: 100%;
	margin: 0;
	font-size: 1.1rem;
	font-weight: 700;
	color: #333;
}

.intro a {
	color: #1a73e8;
}

.intro span {
	display: block;
	margin-top: 6px;
	font-size: 0.9rem;
	font-weight: 400;
	color: #666;
	padding: 0;
}

.navia {
	clear: both;
	height: 0;
	overflow: hidden;
	margin: 0;
	padding: 0;
	border: none;
}

/* ============ */
#left {
	margin: 24px 0 32px;
	padding: 0;
}

#menu {
	margin: 24px 0 32px;
	padding: 0;
}

/* ============ */
h2 {
	font-size: 1.15rem;
	font-weight: 700;
	color: #fff;
	background: #37474f;
	margin: 28px 0 16px 0;
	padding: 12px 20px;
	border-radius: 4px;
	text-shadow: none;
	box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

h3, h4 {
	font-size: 1rem;
	font-weight: 700;
	color: #37474f;
	margin: 20px 0 10px 0;
	padding: 8px 0 8px 14px;
	border-left: 4px solid #78909c;
	background: transparent;
	text-shadow: none;
}

.table {
  display: grid;
  width: 100%;
  border-top: 1px solid #ccc;
  border-left: 1px solid #ccc;
}

/* 行(tr)をgridコンテナにする */
.tr {
  display: grid;
  /* 列の幅を指定（例：100px、残り、150px） */
  grid-template-columns: 100px 1fr 150px;
}

.th, .td {
  padding: 10px;
  border-right: 1px solid #ccc;
  border-bottom: 1px solid #ccc;
}

.th {
  background-color: #f4f4f4;
  font-weight: bold;
}

/* ================ */
section {
	margin-bottom: 24px;
}

section p {
	margin: 0 0 12px 0;
}

/* ================= */
.area {
	display: flex;
	flex-wrap: wrap;
	align-items: flex-start;
	gap: 12px;
	clear: both;
	margin-bottom: 20px;
	padding: 14px;
	background: #fafafa;
	border: 1px solid #eee;
	border-radius: 6px;
	overflow: hidden;
}

.arealeftimg {
	flex: 0 0 80px;
	max-width: 80px;
}

.arealeftimg img {
	border-radius: 6px;
	box-shadow: 0 1px 4px rgba(0,0,0,0.08);
	width: 100%;
}

.arealeft {
	flex: 1 1 200px;
	min-width: 0;
	padding: 4px 0;
	background: transparent;
	box-shadow: none;
	border-radius: 0;
}

.arealeft p {
	margin: 0 0 4px 0;
	font-size: 0.95rem;
}

.arealeft strong {
	color: #1a1a1a;
}

.arealeftimgaff {
	display: block;
	width: 100%;
	margin-bottom: 12px;
}

.arealeftaff {
	width: 100%;
	padding: 12px;
	background: #f0f7ff;
	border-radius: 6px;
	border: 1px solid #e3f2fd;
	margin-bottom: 12px;
}

/* =============== */
#menu .side {
	display: block;
	font-size: 0.9rem;
	font-weight: 700;
	color: #fff;
	background: #37474f;
	margin: 0 0 12px 0;
	padding: 10px 16px;
	border-radius: 4px;
	text-shadow: none;
	box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

#menu .ta {
	border: 1px solid #e0e0e0;
	background: #fafafa;
	padding: 8px 0;
	margin-bottom: 20px;
	border-radius: 4px;
}

.mmm a {
	display: block;
	padding: 10px 16px;
	border-bottom: 1px dotted #ccc;
	color: #333;
	font-size: 0.9rem;
}
.mmm a:hover {
	background: #e8e8e8;
	color: #1a73e8;
	text-decoration: none;
}
.mmm li:last-child a {
	border-bottom: none;
}

#menu li:first-child a,
#menu li:last-child a {
	border-radius: 0;
}

/* =========aside ========== */
aside {
	margin: 20px 0;
}

.ad {
	background: #37474f;
	color: #fff;
	padding: 16px;
	border-radius: 4px;
	margin-bottom: 20px;
}

/* ============= */
#footer {
	clear: both;
	margin-top: 32px;
	padding: 20px 16px;
	text-align: center;
	background: #37474f;
	color: #fff;
	border-radius: 0 0 4px 4px;
	font-size: 0.85rem;
}

#footer ul {
	margin: 0 0 8px 0;
}

#footer li {
	display: inline;
}

#footer li a {
	color: #b0bec5;
}
#footer li a:hover {
	color: #fff;
	text-decoration: underline;
}

#footer #copyright {
	margin: 8px 0 0 0;
	color: #90a4ae;
	font-size: 0.8rem;
}

/* ============= */
.str {
	width: 100%;
	max-width: 100%;
	padding: 16px;
	background: #f0f7ff;
	border: 1px solid #e3f2fd;
	border-radius: 6px;
	margin: 12px 0;
}

.ex {
	width: 100%;
	font-weight: 700;
	padding: 8px 0;
	border-bottom: 2px solid #333;
	margin: 12px 0;
}

.col {
	width: 100%;
	padding: 16px;
	background: #e8f5e9;
	border: 1px solid #c8e6c9;
	border-radius: 6px;
	margin: 12px 0;
}

/* ========================================
   ======================================== */
@media screen and (min-width: 768px) {
	#op {
		padding: 0 24px;
	}

	#left {
		float: left;
		width: 72%;
		margin-right: 2%;
	}

	#menu {
		float: right;
		width: 26%;
	}

	.arealeftimg {
		flex: 0 0 100px;
		max-width: 100px;
	}
}

/* ========================================
   ======================================== */
@media screen and (min-width: 1024px) {
	#op {
		padding: 0 32px;
	}

	#left {
		width: 72%;
	}

	#menu {
		width: 26%;
	}

	.area {
		padding: 16px;
	}

	.arealeftimg {
		flex: 0 0 120px;
		max-width: 120px;
	}
}

/* ========================================
   ======================================== */
@media screen and (max-width: 767px) {
	body {
		font-size: 14px;
	}

	#op {
		padding: 0 12px;
	}

	#header {
		padding: 16px 0 14px;
	}

	#header h1 {
		font-size: 1.25rem;
	}

	.intro {
		font-size: 1rem;
	}

	.intro span {
		font-size: 0.85rem;
	}

	#left,
	#menu {
		float: none;
		width: 100%;
		margin-top: 16px;
		margin-bottom: 20px;
	}

	#menu {
		order: -1; 

	}

	h2 {
		font-size: 1.05rem;
		padding: 10px 14px;
		margin: 20px 0 12px 0;
	}

	h3, h4 {
		font-size: 0.95rem;
		padding-left: 12px;
	}

	.area {
		flex-direction: column;
		padding: 12px;
		margin-bottom: 16px;
	}

	.arealeftimg {
		flex: 0 0 auto;
		max-width: 120px;
		width: 120px;
		margin: 0 auto;
	}

	.arealeft {
		flex: 1 1 100%;
	}

	.mmm a {
		padding: 12px 16px;
		font-size: 0.9rem;
		min-height: 44px;
		display: flex;
		align-items: center;
	}

	#footer {
		padding: 16px 12px;
		font-size: 0.8rem;
	}

	#footer ul li {
		display: block;
		margin: 4px 0;
	}
}