
/* ------------------------------------------------------------ */
/* margin: & padding: */

body,
div,
p,
h1,
h2,
h3,
th,
td,
ul,
ol,
li,
form,
fieldset,
pre {
	
	margin: 0;
	
	padding: 0;
	
}

/* ------------------------------------------------------------ */
/* display: */

textarea,
header,
footer,
main,
article,
section,
nav,
aside,
td a,
ul a {
	
	display: block;
	
}

body {
	
	display: grid;
	
}

#footer_nav_sp,
.sp_only,
div[align="center"],
center {
	
	display: none;
	
}

/* ------------------------------------------------------------ */
/* position: */

.h2,
.square1,
.square2,
#content_nav {
	
	position: relative;
	
}

#site_select,
#content_mode,
#content_filter,
#copyright {
	
	position: absolute;
	
}

header,
footer {
	
	position: fixed;
	
}

/* ------------------------------------------------------------ */
/* font-size: */

h1,
.square1,
.square2 {
	
	font-size: 1.6rem;
	
}

body,
h2,
h3 {
	
	font-size: 1.45rem;
	
}

/* ------------------------------------------------------------ */
/* font-weight: */

h1,
h2,
h3 {
	
	font-weight: normal;
	
}

em {
	
	font-weight: bold;
	font-style: normal;
	
}

/* ------------------------------------------------------------ */
/* text-align: */

#content_date,
#content_all {
	
	text-align: center;
	
}

footer {
	
	text-align: right;
	
}

/* ------------------------------------------------------------ */
/* text-decoration: */

a {
	
	text-decoration: none;
	
}

a:hover {
	
	text-decoration: underline;
	
}

/* ------------------------------------------------------------ */
/* color: */

body {
	
	color: #333333;
	
}

main a:link,
aside a:link {
	
	color: #5555ff;
	
}

main a:visited,
aside a:visited {
	
	color: #8833ee;
	
}

main a:hover,
aside a:hover {
	
	color: #3333dd;
	
}

header,
footer,
header a:link,
header a:visited,
footer a:link,
footer a:visited,
#site_select {
	
	color: #ffffff;
	
}

header a:hover,
footer a:hover {
	
	color: #aaffff;
	
}

.square1 {
	
	color: #555555;
	
}

.square2 {
	
	color: #888888;
	
}

/* ------------------------------------------------------------ */
/* background-color: */

html,
body,
html::-webkit-scrollbar-thumb {
	
	background-color: #ffffff;
	
}

header,
footer,
header option {
	
	background-color: #3c3c3c;
	
}

.tr2 {
	
	background-color: #f8f8f8;
	
}

select {
	
	background-color: transparent;
	
}

/* ------------------------------------------------------------ */
/* border-bottom: */

aside h2,
#content_header,
#content_date {
	
	border-bottom: 1px solid #999999;
	
}

/* ------------------------------------------------------------ */
/* <html> */

html {
	
	overflow-y: scroll;
	
	font-size: 62.5%;
	font-family: "メイリオ", "Meiryo", "ヒラギノ丸ゴ ProN", "Hiragino Maru Gothic ProN", sans-serif;
	
}

html::-webkit-scrollbar {
	
	width: 16px;
	height: 16px;
	
}

html::-webkit-scrollbar-thumb {
	
	border: 1px solid #999999;
	
	border-radius: 8px;
	
}

/* ------------------------------------------------------------ */
/* <body> */

body {
	
	grid-template-columns: 715px 276px;
	grid-template-rows: repeat(3, auto);
	
	border-right: 1px solid #999999;
	border-left: 1px solid #999999;
	
	line-height: 150%;
	
}

body,
header,
footer {
	
	width: 991px;
	
	margin: auto;
	
}

/* ------------------------------------------------------------ */
/* <header> */

header,
footer {
	
	z-index: 5;
	
	height: 20px;
	
}

header {
	
	grid-area: 1/1/2/3;
	
	top: -1px;
	
	padding: 1px 0 0;
	
	border-bottom: 1px solid #555555;
	
}

h1 {
	
	padding-left: 20px;
	
	font-family: "Bradley Hand";
	
}

#site_select {
	
	top: 1px;
	right: 1px;
	
	padding: 0;
	
	border: none;
	
}

/* ------------------------------------------------------------ */
/* <aside> */

aside {
	
	grid-area: 2/2/3/3;
	
	padding: 46px 15px 30px;
	
	border-left: 1px solid #999999;
	
}

aside ul {
	
	margin: 5px 0 14px 20px;
	
}

aside li {
	
	margin: 0 0 2px;
	
}

.square1 {
	
	top: -1px;
	left: -1px;
	
	z-index: 2;
	
}

.square2 {
	
	top: 2px;
	left: -18px;
	
	z-index:1;
	
}

.h2 {
	
	left: -18px;
	
}

/* ------------------------------------------------------------ */
/* <main> */

main {
	
	grid-area: 2/1/3/2;
	
	padding: 36px 20px 34px;
	
}

#content_header {
	
	margin: 0 0 5px;
	
	padding: 10px 0 0 2px;
	
}

#content_date {
	
	z-index: 2;
	
	margin: -5px 0 0;
	
}

#content_mode,
#content_filter {
	
	top: 0;
	
	z-index: 3;
	
}

#content_mode {
	
	left: 5px;
	
}

#content_filter {
	
	right: 5px;
	
}

#content_all {
	
	z-index: 2;
	
}

#content_filter a {
	
	margin: 0 0 0 5px;
	
}

#content_mode a {
	
	margin: 0 5px 0 0;
	
}

/* ------------------------------------------------------------ */
/* <footer> */

footer {
	
	grid-area: 3/1/4/3;
	
	bottom: 0;
	
	border-top: 1px solid #999999;
	
}

#footer_nav_pc {
	
	padding: 0 295px 0 0;
	
}

#copyright {
	
	top: -1px;
	right: 70px;
	
}

#footer_nav_pc a {
	
	margin: 0 0 0 10px;
	
}

/* ------------------------------------------------------------ */
/* <table> */

table {
	
	width: 100%;
	
	margin: auto;
	
	table-layout: fixed;
	
	border-collapse: collapse;
	
}

/* ------------------------------------------------------------ */
/* <ul> */

ul {
	
	list-style-type: none;
	
}

