@charset "utf-8";

/* ==================================================
PC
================================================== */

/* ========== トップページ ========== */

/* 非表示 */
#footstep_wrap {
	display: none;
}

/* オンマウス */
#web_OPAC > h2 a:hover,
#materials_search > a:hover,
#user_menu > a:hover,
#service_links ul li a:hover {
	top: 5px;
	-webkit-box-shadow: none;
			box-shadow: none;
}

/* 本文 */
#mymainback {
	display: block;
	width: 100%;
	margin: 0;
	padding: 0;
}
/* 図書館 */
#libraries_wrap {
	width: 1100px;
	margin: 0 auto;
	padding: 40px 0;
}
#libraries_wrap ul {
	margin: 0;
	padding: 0;
	list-style: none;
	gap: 38px 28px;
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-wrap: wrap;
		flex-wrap: wrap;
	-webkit-box-pack: start;
	-ms-flex-pack: start;
			justify-content: flex-start;
}
#libraries_wrap ul li {
	width: 348px;
}
#libraries_wrap ul li:nth-child(4),
#libraries_wrap ul li:nth-child(5),
#libraries_wrap ul li:nth-child(6),
#libraries_wrap ul li:nth-child(7) {
	width: 254px;
}
#libraries_wrap ul li a {
	display: block;
	text-decoration: none !important;
	color: #000000;
	line-height: 0;
}
#libraries_wrap ul li a img {
	border-radius: 10px;
	width: 100%;
	height: 100%;
	margin-bottom: 10px;
}
#libraries_wrap ul li a span {
	display: inline;
	vertical-align: middle;
	position: relative;
	margin:0;
	padding: 0px;
	font-size: 1.8rem;
	line-height: 1.2;
	font-weight: bold;
	letter-spacing: 0.05em;
	background-image: -webkit-gradient(linear, left top, left bottom, from(#000), to(#000));
	background-image: -o-linear-gradient(#000, #000);
	background-image: linear-gradient(#000, #000);
	background-repeat: no-repeat;
	background-size: 0% 1px;
	background-position: left 30px bottom;
	-webkit-transition: background-size .4s ease;
	-o-transition: background-size .4s ease;
	transition: background-size .4s ease;
}
#libraries_wrap ul li a:hover span {
  background-size: calc(100% - 30px) 1px;
}
#libraries_wrap ul li a span::before{
	content: "";
	display: inline-block;
	vertical-align: middle;
	width: 20px;
	height:20px;
	background: url(/img/sites/library/pc/circle_arrow.png)no-repeat;
	padding-right: 10px;
	margin-top: -5px;
}
#libraries_wrap ul li a span br {
	display: none;
	line-height: 0;
}
/* トップエリア */
#top_contents {
	width: 1100px;
	margin: 0 auto;
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-wrap: nowrap;
		flex-wrap: nowrap;
	-webkit-box-pack: start;
		-ms-flex-pack: start;
			justify-content: flex-start;
			gap: 40px;
}
#top_content_col01 {
	width: 320px;
}

#top_content_col02 {
	width: 740px;
}

/* 開館カレンダー */
#calendar_wrapper {
	padding: 30px 20px 20px;
	background-color: #e8eef5;
}
#main_body #calendar_wrapper h2 {
	padding: 0;
	text-align: center;
	color: #000000;
	margin: 0;
	border: none;
	font-size: 2.4rem;
	line-height: 1.2;
}
#main_body #calendar_wrapper h2 span {
	display: inline-block;
	padding: 1px 0 0px 51px;
	background: url(/img/sites/library/pc/calendar_icon.png) no-repeat center left;
}

#calendar_wrapper > p {
	margin: 30px 0 20px;
	font-size: 1.4rem;
	color: #333333;
	line-height: 1.4;
	letter-spacing: 0.05em;
}
#calendar_wrapper > p span {
	display: block;
	font-size: 1.6rem;
	margin: 0 0 5px;
	padding: 0 0 0 24px;
	position: relative;
}
#calendar_wrapper > p span::before {
	content: "";
	position: absolute;
	top: 50%;
	left: 0;
	translate: 0 -50%;
	border-left: 7px solid transparent;
	border-right: 7px solid transparent;
	border-top: 13px solid #333333;
}

#calendar_tab_title {
	position: relative;
}
#calendar_tab_title::before {
	content: "";
	position: absolute;
	bottom: 0;
	left: 50%;
	translate: -50% 0;
	border-left: 50px solid transparent;
	border-right: 50px solid transparent;
	border-top: 10px solid #2e73c2;
}
#calendar_tab_title ul {
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-wrap: wrap;
		flex-wrap: wrap;
	-webkit-box-pack: start;
	-ms-flex-pack: start;
			justify-content: flex-start;
	gap: 10px;
	margin: 0px;
	padding: 0 0 30px;
	list-style: none;
}
#calendar_tab_title ul li button {
	display: inline-block;
	vertical-align: middle;
	min-width: 62px;
	background-color: #fff;
	border: 1px solid #2e73c2;
	border-radius: 5px;
	padding: 4px 13px;
	font-size: 1.6rem;
	line-height: 1.3;
	color: #333333;
	letter-spacing: 0.05em;
}
#calendar_tab_title ul li button.tab_on,
#calendar_tab_title ul li button:hover,
#calendar_tab_title ul li button:focus {
	color: #fff;
	background-color: #2e73c2;
}

#calendar_tab_detail_wrap {
	padding: 20px;
	margin: 10px 0 0;
	background-color: #fff;
	-webkit-box-sizing: border-box;
			box-sizing: border-box;
}

/* バナー */
#top_banner_links div {
	position: relative;
	top: 0;
	margin: 20px 0 0;
	border-radius: 10px;
	padding: 28px 18px 5px;
	border: 2px solid #f3952b;
	-webkit-box-shadow: 0 3px 0 0 #f3952b;
			box-shadow: 0 3px 0 0 #f3952b;
	background-image: -moz-linear-gradient( 90deg, rgb(255,252,241) 0%, rgb(255,235,137) 100%);
	background-image: -webkit-linear-gradient(90deg, rgb(255, 252, 241) 0%, rgb(255, 235, 137) 100%);
	background-image: -ms-linear-gradient( 90deg, rgb(255,252,241) 0%, rgb(255,235,137) 100%);
	 -webkit-transition-duration: 0.3s;    
		 -o-transition-duration: 0.3s;    
			transition-duration: 0.3s;
}
.font_size_changed #top_banner_links div {
	padding: 28px 10px 5px;
}

#top_banner_links div:last-of-type {
	padding: 0;
	margin-top: 23px;
	border-color: #2e9ac2;
	-webkit-box-shadow: 0 3px 0 0 #2e9ac2;
			box-shadow: 0 3px 0 0 #2e9ac2;
	background-color: #ffffff;
	background-image: -o-repeating-linear-gradient(315deg, rgba(0, 170, 200, 0.15) 1px, rgba(0, 170, 200, 0.15) 2px, transparent 4px, transparent 6px);
	background-image: repeating-linear-gradient(135deg, rgba(0, 170, 200, 0.15) 1px, rgba(0, 170, 200, 0.15) 2px, transparent 4px, transparent 6px);
}

#top_banner_links div a {
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-wrap: wrap;
		flex-wrap: wrap;
	-webkit-box-pack: start;
	-ms-flex-pack: start;
			justify-content: flex-start;
	text-decoration: none;
}
#top_banner_links div:nth-child(1) a {
	gap: 30px 0;
	background: url(/img/sites/library/pc/dec_child.png) no-repeat bottom right;
}
.font_size_changed #top_banner_links div:nth-child(1) a {
	background-size: 160px auto;
}
#top_banner_links div:nth-child(2) a {
	gap: 25px 0;
	padding: 20px 18px 6px;
	border-radius: 10px;
	background: url(/img/sites/library/pc/dec_teacher.png) no-repeat bottom -5px right -2px;
}
#top_banner_links div a p:first-of-type {
	margin: 0;
	width: 100%;
	padding: 0 0 0 30px;
	font-size: 1.8rem;
	line-height: 1;
	letter-spacing: 0.05em;
	color: #333;
	font-weight: bold;
	background: url(/img/sites/library/pc/orange_arrow.png) no-repeat left center;
}
.font_size_changed #top_banner_links div a p:first-of-type {
	letter-spacing: 0;
}
#top_banner_links div:nth-child(2) a p:first-of-type {
	background: url(/img/sites/library/pc/blue_arrow.png) no-repeat left center;
}
span.em {
	display: inline-block;
	font-size: 2.4rem;
}
span.supplement {
	display: inline-block;
	vertical-align: sub;
	font-size: 1.6rem;
	margin-left: 20px;
	line-height: 1.1;
}
#top_banner_links div a p:last-of-type {
	display: inline-block;
	margin: 0 0 11px 2px;
	border-radius: 100%;
	text-align: center;
	padding: 17px 6px 17px;
	font-size: 1.4rem;
	line-height: 1.3;
	letter-spacing: 0.05em;
	color: #333333;
	outline: 1px solid #f3952b;
	outline-offset: -3px;
	border: 2px solid transparent;
	-webkit-box-shadow: 0px 0px 0 2px #f3952b;
			box-shadow: 0px 0px 0 2px #f3952b;
	-webkit-box-sizing: border-box;
			box-sizing: border-box;
	background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#fff)) padding-box, -webkit-gradient(linear, left top, right top, color-stop(100%, rgba(255, 252, 241, 0)), color-stop(0%, rgba(255, 235, 137, 0))) border-box;
	background: -o-linear-gradient(#fff, #fff) padding-box, -o-linear-gradient(left, rgba(255, 252, 241, 0) 100%, rgba(255, 235, 137, 0) 0%) border-box;background: linear-gradient(#fff, #fff) padding-box, linear-gradient(90deg, rgba(255, 252, 241, 0) 100%, rgba(255, 235, 137, 0) 0%) border-box;
}
#top_banner_links div:nth-child(2) a p:last-of-type {
	min-width: 75px;
	padding: 19px 6px 15.7px;
	outline: 1px solid #339cc3;
	-webkit-box-shadow: 0 0 0 2px #339cc3;
			box-shadow: 0 0 0 2px #339cc3;
}
#top_banner_links div:hover {
	top: 3px;
	-webkit-box-shadow: none;
			box-shadow: none;
}

/* 検索・ログイン */
#web_OPAC {
	padding: 28px;
	border-radius: 10px;
	margin: 0 0 40px;
	border: 2px solid #2e73c2;
	-webkit-box-sizing: border-box;
			box-sizing: border-box;
}
#web_OPAC > h2 {
	margin: 0;
}
#web_OPAC > h2 > a {
	display: block;
	position: relative;
	top: 0;
	color: #fff;
	font-size: 2.4rem;
	line-height: 1;
	letter-spacing: 0.05em;
	padding: 36px 10px 35px 70px;
	border-radius: 10px;
	text-decoration: none;
	-webkit-box-shadow: 0 5px 0 0 #0e4e98;
			box-shadow: 0 5px 0 0 #0e4e98;
	-webkit-transition-duration: 0.3s;
		 -o-transition-duration: 0.3s;
			transition-duration: 0.3s;
	background: url(/img/sites/library/pc/white_arrow.png) no-repeat left 30px center #2e73c2;
}
#web_OPAC > div {
	margin: 25px 0 0;
	gap: 20px;
	display: -ms-grid;
		display: grid;
	grid-template-columns: 330px 330px;
}
#materials_search h2,
#user_menu h2 {
	margin: 0 0 20px;
	text-align: center;
	color: #000000;
	font-size: 2rem;
	line-height: 1;
}
.font_size_changed #materials_search h2, 
.font_size_changed #user_menu h2 {
	letter-spacing: 0;
}
/* 検索 */
#materials_search {
	padding: 17px 20px 25px;
	background-color: #f3f6fa;
	border-top: 3px solid #2e73c2;
}
#materials_search h2 span {
	display: inline-block;
	padding: 5px 0 5px 40px;
	background: url(/img/sites/library/pc/icon_lupe.png) no-repeat left top;
}
#materials_search > a,
#user_menu > a {
	display: block;
	position: relative;
	top: 0;
	color: #000;
	font-size: 1.8rem;
	line-height: 1;
	padding: 23px 20px 22px;
	border-radius: 10px;
	letter-spacing: 0.05em;
	text-decoration: none;
	background-color: #fff;
	-webkit-box-shadow: 0 5px 0 0 #2e73c2;
			box-shadow: 0 5px 0 0 #2e73c2;
	-webkit-transition-duration: 0.3s;
		 -o-transition-duration: 0.3s;
			transition-duration: 0.3s;
}

#materials_search > a span {
	display: inline-block;
	padding: 1px 0 1px 31px;
	background: url(/img/sites/library/pc/circle_arrow.png) no-repeat left center;
}
/* ログイン */
#user_menu {
	padding: 17px 20px 25px;
	background-color: #e5f3ec;
	border-top: 3px solid #018840;
}
#user_menu h2 span {
	display: inline-block;
	padding: 5px 0 5px 37px;
	background: url(/img/sites/library/pc/icon_man.png) no-repeat left top;
}
#user_menu > a {
	-webkit-box-shadow: 0 5px 0 0 #018840;
			box-shadow: 0 5px 0 0 #018840;
}
#user_menu > a span {
	display: inline-block;
	padding: 1px 0 1px 32px;
	background: url(/img/sites/library/pc/green_arrow.png) no-repeat left center;
}

/* ピックアップ */
.top_pickup_wrap h2 {
	font-size: 2.4rem;
	line-height: 1;
	color: #ffffff;
	background-color: #2e73c2;
	padding: 23px;
	text-align: center;
	border-radius: 10px 10px 0 0;
	margin: 0px;
}
.top_pickup_wrap:not(:has(.free_box)) h2 {
	display:none;
}
.top_pickup_wrap .free_box {
	padding: 27px 28px 20px;
	background-color: #f6f6f6;
	border-radius: 0 0 10px 10px;
	border: 2px solid #dddddd;
	border-top: none;
}
.top_pickup_wrap .free_box p {
	font-size: 1.8rem;
	line-height: 1.5;
	color: #333333;
	padding: 0 0 20px;
	margin: 0px;
	letter-spacing: 0;
}
.top_pickup_wrap .free_box p a.link_block { 
	color: inherit;
	display: block;
	background: url(/img/sites/library/pc/circle_arrow.png)no-repeat left top 5px;
	padding-left: 30px;
}

/* 新着情報 */
.section_information {
	margin-top: 40px;
}

.section_information h2 {
	font-size: 2.4rem;
	line-height: 1;
	color: #ffffff;
	background-color: #2e73c2;
	padding: 23px;
	text-align: center;
	border-radius: 10px 10px 0 0;
	margin: 0px;
}
.section_information_list {
	border-radius: 0 0 10px 10px;
	border: 2px solid #dddddd;
	border-top: none;
}
.section_information_list ul {
	padding: 10px 28px 0px;
	margin: 0;
	list-style: none;
}
.section_information_list ul li .article_title > img {
	display: none;
}
.section_information_list ul li {
	padding: 18px 0 16px;
	border-bottom: 1px solid #dddddd;
	color: #333333;
	line-height: 1.5;
	letter-spacing: 0;
}
.section_information_list ul li span {
	display: block;
	font-size: 1.8rem;
}
.section_information_list ul li .article_date {
	font-size: 1.4rem;
	line-height: 1.2;
	margin-bottom: 3px;
}

.link_ichiran {
	font-size: 1.6rem;
	color: #333333;
	letter-spacing: 0;
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-webkit-box-pack: center;
	-ms-flex-pack: center;
	justify-content: center;
	margin: 30px 0px 38px;
}
.link_ichiran a {
	display: inline-block;
	padding: 11px 10px 11px 50px;
	min-width: 238px;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
	border-radius: 10px;
	background: url(/img/sites/library/pc/circle_arrow.png) no-repeat left 20px center #eeeeee;
	text-decoration: none;
}
.link_ichiran a:link:hover {
	text-decoration: underline;
}

/* section information end */

/* サービスリンク */
#service_links {
	width: 1100px;
	margin: 0 auto;
	padding: 60px 0 65px;
}
#service_links ul {
	margin: 0;
	padding: 0;
	list-style: none;
	display: -ms-grid;
		display: grid;
	grid-template-columns: 350px 350px 350px;
	gap: 25px;
}
#service_links ul li {
	width: 100%;
	text-align: center;
}
#service_links ul li a {
	display: block;
	position: relative;
	top: 0;
	color: #000000;
	text-decoration: none;
	border-radius: 10px;
	padding: 17px 5px 15px;
	line-height: 1;
	background-color: #e8eef5;
	-webkit-box-shadow: 0 5px 0 0 #2e73c2;
			box-shadow: 0 5px 0 0 #2e73c2;
	-webkit-transition-duration: 0.3s;
		 -o-transition-duration: 0.3s;
			transition-duration: 0.3s;
}
.font_size_changed #service_links ul li a {
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-webkit-box-pack: center;
	-ms-flex-pack: center;
			justify-content: center;
	-webkit-box-align: center;
	-ms-flex-align: center;
			align-items: center;
	height: 100%;
	-webkit-box-sizing: border-box;
			box-sizing: border-box;
}

#service_links ul li a span {
	display: inline-block;
	font-weight: bold;
	letter-spacing: 0.05em;
	font-size: 2rem;
	line-height: 1.2;
	padding: 59px 0 0;
}
#service_links ul li a:hover span {
	text-decoration: underline;
}
#service_links ul li:nth-child(1) a span {
	background: url(/img/sites/library/pc/icon_reference.png)no-repeat top center;  
}
#service_links ul li:nth-child(2) a span {
	background: url(/img/sites/library/pc/icon_doc.png)no-repeat top center;
}
#service_links ul li:nth-child(3) a span {
	background: url(/img/sites/library/pc/icon_wheelchair.png)no-repeat top center;
}

/* 市川市立図書館について・ 図書館の広報誌 */
#library_wrap {
	width: 1100px;
	margin: 0 auto;
	padding: 0 0 20px;
	gap: 40px;
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-wrap: nowrap;
		flex-wrap: nowrap;
	-webkit-box-pack: start;
	-ms-flex-pack: start;
			justify-content: flex-start;
}
#library_wrap > div {
	width: 530px;
	line-height: 0;
}
.library_info_links h2, #library_youtube_box h2 {
	margin: 0;
	padding: 20px 25px;
	font-size: 2rem;
	line-height: 1;
	color: #000000;
	letter-spacing: 0.05em;
	background: #eeeeee;
	border-left: 5px solid #2e73c2;
}
.info_list {
	display: -ms-grid;
		display: grid;
	grid-template-columns: 275px auto;
	gap: 14px 0;
	margin: 27px 0 40px;
}
.info_list div {
	font-size: 1.8rem;
	line-height: 1.4;
	letter-spacing: 0.05em;
}
.info_list div:nth-child(1) {
	-webkit-box-ordinal-group: 2;
		-ms-flex-order: 1;
				 order: 1;
}
.info_list div:nth-child(2) {
	-webkit-box-ordinal-group: 4;
		-ms-flex-order: 3;
				 order: 3;
}
.info_list div:nth-child(3) {
	-webkit-box-ordinal-group: 6;
		-ms-flex-order: 5;
				 order: 5;
}
.info_list div:nth-child(4) {
	-webkit-box-ordinal-group: 8;
		-ms-flex-order: 7;
				order: 7;
}
.info_list div:nth-child(5) {
	-webkit-box-ordinal-group: 3;
		-ms-flex-order: 2;
				order: 2;
}
.info_list div:nth-child(6) {
	-webkit-box-ordinal-group: 5;
		-ms-flex-order: 4;
				 order: 4;
}
.info_list div:nth-child(7) {
	-webkit-box-ordinal-group: 7;
		-ms-flex-order: 6;
				order: 6;
}
.info_list div a {
	display: inline-block;
	vertical-align: middle;
	color: #000000;
	padding: 0 10px 0 30px;
	background: url(/img/sites/library/pc/circle_arrow.png) no-repeat left top 0.35rem;
}
.library_info_links:last-child .info_list div a {
	padding-right: 20px;
}

/* 市川市中央図書館イメージ映像 */
#library_youtube_box iframe {
	width: 100%;
	border: 0;
	margin: 30px 0 0;
}
#library_youtube_box p {
	margin: 25px 0 0;
	line-height: 1.7;
	color: #000000;
	font-size: 1.8rem;
	letter-spacing: 0.05em;
}

/* その他関連施設 */
#kanren_shisetsu {
	width: 1100px;
	margin: 0px auto 60px;
	background-color: #e8eef5;
	padding: 60px 50px 65px;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
}
#kanren_shisetsu h2 {
	text-align: center;
	font-size: 2.4rem;
	line-height: 1;
	color: #000000;
	margin: 0 18px 30px 0;
}
#kanren_shisetsu h2 span {
	display: inline-block;
	padding: 4px 0px 2px 57px;
	background: url(/img/sites/library/pc/building.png) no-repeat left center;
}

#kanren_shisetsu ul {
	margin: 0px;
	padding: 0px;
	list-style: none;
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-wrap: wrap;
		flex-wrap: wrap;
	-webkit-box-pack: center;
		-ms-flex-pack: center;
	justify-content: center;
	gap: 25px 26px;
}
#kanren_shisetsu ul li {
	display: -webkit-inline-box;
	display: -ms-inline-flexbox;
	display: inline-flex;
	-webkit-box-align: center;
	   -ms-flex-align: center;
		  align-items: center;
	position: relative;
	top: 0;
	width: 316px;
	background-color: #fff;
	padding: 19px 20px;
	border-radius: 10px;
	-webkit-box-sizing: border-box;
			box-sizing: border-box;
	-webkit-box-shadow: 0 5px 0 0 #2e73c2;
			box-shadow: 0 5px 0 0 #2e73c2;
	-webkit-transition-duration: 0.3s;
		 -o-transition-duration: 0.3s;
			transition-duration: 0.3s;
}
#kanren_shisetsu ul li:hover {
	top: 5px;
	opacity: 1;
	text-decoration: underline;   
	-webkit-box-shadow: 0 0 0 0 #2e73c2;   
			box-shadow: 0 0 0 0 #2e73c2;
}
#kanren_shisetsu ul li a {
	display: block;
	padding-left: 30px;
	background: url(/img/sites/library/pc/circle_arrow.png) no-repeat left center;
	font-size: 1.8rem;
	line-height: 1.5;
	color: #000000;
	text-decoration: none;
}

/* 関連リンク */
#footer_banner {
	width: 1100px;
	margin: 0px auto;
	padding: 0px 0px 100px;
}
#footer_banner h2 {
	text-align: center;
	font-size: 2.4rem;
	line-height: 1;
	color: #000000;
	margin: 0px 0px 30px;
}
#footer_banner  h2 span {
	display: inline-block;
	padding: 3px 0px 3px 51px;
	background: url(/img/sites/library/pc/link_icon.png) no-repeat left center;
}
#footer_banner ul {
	margin: 0px;
	padding: 0px;
	list-style: none;
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-webkit-box-pack: center;
		-ms-flex-pack: center;
			justify-content: center;
	-ms-flex-wrap: wrap;
		flex-wrap: wrap;
	-webkit-box-align: center;
	   -ms-flex-align: center;
	align-items: center;
	gap: 20px;
	line-height: 0;
}
#footer_banner:not(:has(li)) {
	display: none;
}
#footer_banner ul li a span {
	color: inherit !important;
}

/* ========== 背景色変更 ========== */

/* 共通 */
.color_change #calendar_area p span, 
.color_change #calendar_area p, 
.color_change #tabbutton_list, 
.color_change #materials_search h2, 
.color_change #user_menu h2, 
.color_change #kanren_shisetsu h2,
.color_change #footer_banner h2,
.color_change #main_body #calendar_area h2 span,
.color_change #materials_search h2 span {
	background-color: transparent !important;
}
.color_change #materials_search, 
.color_change #user_menu {
	border: 1px solid rgba(255, 255, 255, 0.5)
}
.color_change #top_banner_links div {
	background-image: none;
}
.color_change #main_body #calendar_area h2 span {
	background-image: url("/img/sites/library/pc/color_calendar_icon.png");
}
.color_change #materials_search h2 span {
	background-image: url("/img/sites/library/pc/color_icon_lupe.png");
}
.color_change #service_links ul li:nth-child(1) a span {
	background-image: url("/img/sites/library/pc/color_icon_reference.png");
}
.color_change #service_links ul li:nth-child(2) a span {
	background-image: url("/img/sites/library/pc/color_icon_doc.png");
}
.color_change #service_links ul li:nth-child(3) a span {
	background-image: url("/img/sites/library/pc/color_icon_wheelchair.png");
}
.color_change #kanren_shisetsu h2 span {
	background-image: url("/img/sites/library/pc/color_building.png");
}

/* 黒 */
.color_black #materials_search > a, 
.color_black #user_menu > a, 
.color_black #service_links ul li a, 
.color_black #kanren_shisetsu ul li,
.color_black #calendar_area,
.color_black .link_ichiran a  {
	background-color: #333 !important
}
.color_black #top_banner_links div a p:last-of-type {
	background: #000 !important;
	outline: none;
}

/* 青 */
.color_blue #materials_search > a, 
.color_blue #user_menu > a, 
.color_blue #service_links ul li a, 
.color_blue #kanren_shisetsu ul li,
.color_blue #calendar_area,
.color_blue .link_ichiran a {
	background-color: #0000aa !important
}
.color_blue #top_banner_links div a p:last-of-type {
	background: #0000aa !important;
}

/* ==================================================
PC ここまで
================================================== */


/* ==================================================
スマートフォン
================================================== */
@media screen and (max-width: 1100px) {

	/* 図書館 */
	#libraries_wrap {
		width: auto;
		margin: 0 var(--mymainback-margin-side);
		padding: 15px 0 30px;
	}
	#libraries_wrap ul {
		gap: 20px 21px;
		-webkit-box-pack: center;
		-ms-flex-pack: center;
				justify-content: center;
	}
	#libraries_wrap ul li {
		width: calc(50% - 10.5px) !important;
	}
	#libraries_wrap ul li a span {
		display: block;
		padding: 0 0 0 26px;
		font-size: 1.6rem;
		line-height: 1.3;
		background: url(/img/sites/library/pc/circle_arrow.png) no-repeat top 0.05em left;
	}
	#libraries_wrap ul li a span::before {
		content: none;
	}
	#libraries_wrap ul li a:hover span {
		background-size: inherit;
		text-decoration: underline;
	}
	@media screen and (max-width: 375px) {
		#libraries_wrap ul li a span br {
			display: block;
		}
	}

	/* トップエリア */
	#top_contents {
		width: auto;
		display: block;
		margin: 0 var(--mymainback-margin-side);
	}
	#top_content_col01, #top_content_col02 {
		width: auto;
	}
	/* 開館カレンダー */
	#main_body #calendar_area h2 {
		font-size: 2rem;
	}
	@media screen and (max-width: 335px) {
		#calendar_area {
			padding: 30px calc(25% - 66px) 20px;
		}
	}
	#main_body #calendar_area h2 span {
		padding: 3px 0 3px 52px;
	}

	/* バナー */
	#top_banner_links {
		max-width: 400px;
		margin: 0 auto;
	}
	#top_banner_links div {
		margin: 20px 12px 0 13px;
	}
	@media screen and (max-width: 370px) {
		#top_banner_links div {
			padding: 28px 10px 5px;
			margin: 20px calc(25% - 73.5px) 0;
		}
		#top_banner_links div:nth-child(2) a {
			padding: 20px 10px 6px;
		}
	}

	/* 検索・ログイン */
	#web_OPAC {
		padding: 18px;
		margin: 30px 0;
	}
	@media screen and (max-width: 370px) {
		#web_OPAC {
			padding: 18px 10px;
		}
	}
	#web_OPAC > div {
		gap: 10px;
		grid-template-columns: calc(50% - 6px) calc(50% - 6px);
	}
	#web_OPAC > h2 > a {
		font-size: 1.8rem;
		line-height: 1.3;
		padding: 14px 10px 14px 50px;
		background-position: left 20px center;
	}
	#materials_search, #user_menu {
		padding: 12px calc(25% - 27px) 20px;
	}
	#materials_search h2, #user_menu h2 {
		font-size: 1.6rem;
	}
	#materials_search h2 span, #user_menu h2 span {
		padding: 35px 0 0;
		background-position: top center;
	}
	#materials_search > a, #user_menu > a {
		font-size: 1.6rem;
		padding: 17px 5px 12px;
		text-align: center;
	}
	#materials_search > a span, #user_menu > a span {
		padding: 0 0 30px;
		background-position: center bottom;
	}

	/* ピックアップ */
	 .top_pickup_wrap {
		width: auto;
	}
	.top_pickup_wrap .free_box {
		padding: 20px 18px;
	}
	.top_pickup_wrap .free_box p {
		font-size: 1.6rem;
		padding: 0 0 15px;
	}

	/* 新着情報 */
	.section_information {
		width: auto;
		margin-top: 30px;
	}
	.section_information_list ul {
		padding: 0px 18px;
	}
	.section_information_list ul li .article_date {
		font-size: 1.3rem;
	}
	.section_information_list ul li .article_title {
		 font-size: 1.6rem;
	}

	.link_ichiran {
		margin: 20px 18px;
		font-size: 1.4rem;
	}
	.link_ichiran a {
		padding: 8px 10px 8px 50px;
		min-width: 210px;
		border-radius: 5px;
	}

	/* サービスリンク */
	#service_links {
		width: auto;
		margin: 0 var(--mymainback-margin-side);
		padding: 30px 0 35px;
	}
	#service_links ul {
		grid-template-columns: 1fr;
		gap: 20px;
	}
	#service_links ul li a {
		padding: 15px 5px 9px;
		border-radius: 5px;
	}
	#service_links ul li a span {
		font-size: 1.8rem;
		padding: 49px 0 0;
	}
	#service_links ul li:nth-child(1) a span {
		background-size: 56px auto;
	}
	#service_links ul li:nth-child(2) a span {
		background-size: 34px auto;
	}
	#service_links ul li:nth-child(3) a span {
		background-size: 29px auto;
	}

	/* 市川市立図書館について・ 図書館の広報誌 */
	#library_wrap {
		display: block;
		width: auto;
		margin: 0 var(--mymainback-margin-side);
		padding: 0 0 30px;
	}
	#library_wrap > div {
		width: auto;
	}
	.library_info_links h2, #library_youtube_box h2 {
		font-size: 1.8rem;
		padding: 16px;
		border-left-width: 4px;
	}
	.info_list {
		grid-template-columns: 1fr;
		gap: 10px 0;
		margin: 20px 0 30px 20px;
	}
	@media screen and (max-width: 374px) {
		.info_list {
			margin: 20px 0 30px calc(25% - 66px);
		}
	}

	.info_list div {
		font-size: 1.6rem;
	}
	.info_list div a {
		padding-right: 0 !important;
		background-position: left top 0.1em;
	}
	@media screen and (max-width: 325px) {
		.info_list div {
			letter-spacing: 0;
		}
		.info_list div a {
			padding-left: 25px;
		}
	}

	/* 市川市中央図書館イメージ映像 */
	#library_youtube_box iframe {
		margin: 20px 0 0;
	}
	#library_youtube_box p {
		margin: 20px 0 0;
		font-size: 1.6rem;
		line-height: 1.4;
	}

	 /* その他関連施設 */
	#kanren_shisetsu {
		width: auto;
		margin: 0 var(--mymainback-margin-side) 30px;
		padding: 30px 20px 35px;
	}
	#kanren_shisetsu h2 {
		font-size: 2rem;
		margin: 0 0 30px;
	}
	#kanren_shisetsu h2 span {
		padding: 5px 0px 5px 61px;
	}
	#kanren_shisetsu ul {
		gap: 20px;
	}
	#kanren_shisetsu ul li {
		padding: 21px 20px 20px;
		border-radius: 5px;
		width: 100%;
	}
	#kanren_shisetsu ul li a {
		font-size: 1.6rem;
	}

	/* 関連リンク */
	#footer_banner {
		width: auto;
		margin: 30px var(--mymainback-margin-side) 30px;
		padding: 0 0 30px;
	}
	#footer_banner h2 {
		font-size: 2rem;
		margin: 0px 0px 28px;
	}
	#footer_banner h2 span {
		padding: 5px 0px 5px 48px;
	}
	#footer_banner ul {
		gap: 10px 11px;
		-webkit-box-pack: start;
			-ms-flex-pack: start;
				justify-content: flex-start;
	}
	#footer_banner ul li {
		width: calc(50% - 5.6px);
	}
		#footer_banner ul li img {
		width: 100%;
		height: 100%;
	}

	/* ========== 背景色変更 ========== */

	/* 共通 */
	.color_change * {}

	/* 黒 */
	.color_black * {}

	/* 青 */
	.color_blue * {}

}

@media screen and (max-width: 768px) {
	
}

@media screen and (max-width: 375px) {

}

/* ==================================================
スマートフォン ここまで
================================================== */