/*-------------------------------------------------------*/
/* textbook page
/*-------------------------------------------------------*/
.page_wrap--textbook .page_inner{
	padding: 0.6rem;
	background: #fff;
}
.page_wrap--textbook .container{
}
.page_wrap--textbook .container > .ttl{
	margin-bottom: 15px;
}
.page_wrap--textbook img{
	width: 100%;
}
/*-------------------------------------------------------*/
/* new textbook page component
/*-------------------------------------------------------*/
.tb_wrap{
	position: relative;
}

/*--------------------------------------------*/
/* tb menu
/*--------------------------------------------*/
.tb_wrap .tb_main_menu{
	margin: 0 auto;
	border: #007AFF 1px solid;
	border-radius: 5px;
	box-sizing: border-box;
	overflow: hidden;
	max-width: 48rem;
}
.tb_wrap .tb_main_menu ul{
	font-size: 0;
}
.tb_wrap .tb_main_menu .d_cell{
	width: 50%;
}
.tb_wrap .tb_main_menu .d_cell a{
	display: block;
	text-align: center;
	padding: 1rem 0;
	color: #007AFF;
}
.tb_wrap .tb_main_menu .d_cell a.on{
	background: #007AFF;
	color: #fff;
}
/*--------------------------------------------*/
/* tb diagnosis button
/*--------------------------------------------*/
.tb_wrap .tb_diagnosis_wrap {
	padding: 0;
	max-width: 48rem;
	margin: 0 auto;
	border-bottom: 1px solid #f1f1f1;
}
.tb_wrap .tb_diagnosis_wrap.on {
	border-bottom-color: transparent;
}
.tb_wrap .tb_diagnosis_wrap .diagnosis_ttl {
	font-size: 1.6rem;
	font-weight: bold;
	color: #555;
	padding: 1rem 0;
	cursor: pointer;
}
.tb_wrap .tb_diagnosis_wrap .diagnosis_ttl:after {
	content: '\f0d7';
	font-family: 'fontAwesome';
	margin-left: 0.4rem;
	display: inline-block;
	transition: transform 0.2s ease-in-out;
}
.tb_wrap .tb_diagnosis_wrap.on .diagnosis_ttl:after {
	-webkit-transform: rotate(180deg);
	-ms-transform: rotate(180deg);
	transform: rotate(180deg);
}
.tb_wrap .tb_diagnosis_wrap .content_wrap {
	padding: 0;
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.5s ease-in-out;
}
.tb_wrap .tb_diagnosis_wrap.on .content_wrap {
	max-height: 20rem;
}
.tb_wrap .tb_diagnosis_wrap .content_inner {
	padding: 2.5rem 2rem;
	background-color: #f1f1f1;
	border-radius: 8px;
}
.tb_wrap .tb_diagnosis_wrap .content_inner .text {
	font-size: 1.4rem;
	line-height: 1.6;
	color: #555;
	margin-bottom: 1.5rem;
}
.tb_wrap .tb_diagnosis_wrap .content_inner .btns_wrap {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	margin-top: 0.5rem;
}
.tb_wrap .tb_diagnosis_wrap .content_inner .btn_diagnosis {
	display: flex;
	align-items: center;
	height: unset;
	width: unset;
	padding: 0.6rem 1.8rem;
}
.tb_wrap .tb_diagnosis_wrap .content_inner .btn_diagnosis .btn_text {
	display: block;
	color: #fff;
	font-size: 1.6rem;
	line-height: 1;
}
.tb_wrap .tb_diagnosis_wrap .content_inner .btn_diagnosis .icon {
	display: block;
	width: 2rem;
	height: 2.5rem;
	margin-left: 0.5rem;
}
@media screen and (max-width: 374px) {
	.tb_wrap .tb_diagnosis_wrap .content_inner .btn_diagnosis .btn_text {
		font-size: 1.4rem;
	}
	.tb_wrap .tb_diagnosis_wrap .content_inner .btn_diagnosis .icon {
		width: 1.6rem;
		height: 2rem;
	}
	.tb_wrap .tb_diagnosis_wrap .content_inner {
		padding: 1rem;
	}
	.tb_wrap .tb_diagnosis_wrap .content_inner .text {
		margin-bottom: 0;
	}
}
/*--------------------------------------------*/
/* tb filter
/*--------------------------------------------*/
.tb_wrap .filter_area {
	margin-top: 0;
	padding: 1rem;
	max-width: 46rem;
	margin: 0 auto 2rem;
}
.tb_wrap .filter_area .filter_ttl {
	color: #555;
	font-weight: bold;
	font-size: 1.6rem;
	text-align: center;
}
.tb_wrap .filter_wrap {
	padding: 2.5rem 2rem;
}
.tb_wrap .filter_wrap .level_filter {
	position: relative;
}
.tb_wrap .filter_wrap .ui-slider-horizontal {
	height: 6px;
}
.tb_wrap .filter_wrap .filter_handle {
	width: 16px;
	height: 16px;
	background-color: #ffffff;
	background-image: none;
	border-radius: 50%;
	border: 3px solid #e38e36;
	top: 50%;
	transform: translateY(-50%);
	z-index: 101;
	margin-left: -11px;
}
.tb_wrap .filter_wrap .filter_handle:focus {
	outline: none;
}
.tb_wrap .filter_wrap .ui-widget-header {
	background: none;
	background-color: transparent;
}
.tb_wrap .filter_wrap .ui-widget-content {
	border-radius: 4px;
	border: none;
	background: none;
	background-color: #d3d3d3;
}
.tb_wrap .filter_wrap .filter_color_bar {
	width: 100%;
	height: 6px;
	display: flex;
	flex-wrap: nowrap;
	background-color: transparent;
	position: absolute;
	top: 0;
	left: 0;
}
.tb_wrap .filter_wrap .filter_color_bar .single_color_bar {
	display: block;
	height: 100%;
	width: 11.11%;
	background-color: transparent;
}
.tb_wrap .filter_wrap .filter_color_bar .single_color_bar:last-child {
	width: 11.2%;
}
.tb_wrap .filter_wrap .filter_color_bar .single_color_bar.on {
	background-color: #f1890e;
}
.tb_wrap .filter_wrap .filter_scale {
	width: 100%;
	height: 6px;
	background-color: transparent;
	position: relative;
}
.tb_wrap .filter_wrap .filter_scale .single_scale {
	position: absolute;
	width: 16px;
	height: 16px;
	border-radius: 50%;
	background-color: #d5d5d5;
	top: 50%;
	transform: translate(-50%, -50%);
	z-index: 100;
}
.tb_wrap .filter_wrap .filter_scale .single_scale.on {
	background-color: #e38e36;
}
.tb_wrap .filter_wrap .filter_scale .single_scale:after{
	content: 'lv';
	display: block;
	position: absolute;
	width: auto;
	text-align: center;
	top: calc(100% + 0.7rem);
	left: 50%;
	transform: translateX(-50%);
	margin-top: 1rem;
	font-size: 1.5rem;
	font-weight: bold;
	color: #555;
	line-height: 1;
	font-family: "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
}
@media screen and (max-width: 374px) {
	.tb_wrap .filter_wrap .filter_scale .single_scale:after {
		font-size: 1.4rem;
	}
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-1 {
	left: 0
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-2 {
	left: 11.11%;
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-3 {
	left: 22.22%;
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-4 {
	left: 33.33%;
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-5 {
	left: 44.44%;
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-6 {
	left: 55.55%;
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-7 {
	left: 66.66%;
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-8 {
	left: 77.77%;
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-9 {
	left: 88.88%;
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-10 {
	left: 100%;
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-1:after {
	content: '1';
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-2:after {
	content: '2';
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-3:after {
	content: '3';
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-4:after {
	content: '4';
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-5:after {
	content: '5';
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-6:after {
	content: '6';
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-7:after {
	content: '7';
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-8:after {
	content: '8';
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-9:after {
	content: '9';
}
.tb_wrap .filter_wrap .filter_scale .single_scale.no-10:after {
	content: '10';
}
.tb_icon_processing {
	display: none;
	background-color: #fff;
	padding:  4rem;
	border: 4px solid #666;
	border-radius: 16px;
	position: fixed;
	top: 50%;
	left: 50%;
	-webkit-transform: translate(-50%,-50%);
	-moz-transform: translate(-50%,-50%);
	-ms-transform: translate(-50%,-50%);
	-o-transform: translate(-50%,-50%);
	transform: translate(-50%,-50%);
	z-index: 200;
	opacity: 0.85;
	box-shadow: 0 0 8px 1px rgba(0,0,0,0.3);
}
.tb_icon_processing .icon {
	text-align: center;
	font-size: 3.4rem;
	color: #333;
	width: 4rem;
	height: 4rem;
	line-height: 4rem;
}
/*--------------------------------------------*/
/* tb sub menu
/*--------------------------------------------*/
.tb_wrap .tb_sub_menu ul{
	font-size: 0;
	display: table;
	width: 100%;
}
.tb_wrap .tb_sub_menu li{
	display: table-cell;
	width: 50%;
}
.tb_wrap .tb_sub_menu li + li{
}
.tb_wrap .tb_sub_menu li a{
	display: block;
	min-width: 100px;
	padding: 10px;
	font-size: 16px;
	font-size: 1.6rem;
	font-weight: bold;
	text-align: center;
	color: #555;
	border: 1px solid #eee;
	transition: all 0.2s linear;
	margin: 6px 3px 0;
}
.tb_wrap .tb_sub_menu li a:hover,
.tb_wrap .tb_sub_menu li a.on{
	border-color: #ffa436;
}

/*--------------------------------------------*/
/* tb sub menu-2
/*--------------------------------------------*/
.tb_wrap .tb_sub_menu-2 ul{
	font-size: 0;
	display: table;
	width: 100%;
}
.tb_wrap .tb_sub_menu-2 li{
	display: table-cell;
	text-align: center;
	width: 50%;
}
.tb_wrap .tb_sub_menu-2 li + li{
}
.tb_wrap .tb_sub_menu-2 li a{
	display: block;
	padding: 10px 10px 10px 4px;
	font-size: 14px;
	font-size: 1.4rem;
	font-weight: bold;
	color: #555;
	transition: all 0.2s linear;
	border: #ccc 1px solid;	
	margin: 6px 3px 0;
}
.tb_wrap .tb_sub_menu-2 li a:hover{
	border-color: #ffa436;
}

/*--------------------------------------------*/
/* tb container
/*--------------------------------------------*/
.tb_wrap .tb_container{
	padding: 15px;
	border: #d4d4d4 solid 1px;
	border-radius: 0 5px 5px 5px;
	box-shadow: 1px 1px 1px 0 rgba(0,0,0,0.1);
}

/*--------------------------------------------*/
/* tb header item
/*--------------------------------------------*/
.tb_wrap .tb_header_item{
	padding: 15px;
	background: #fffcee;
	border: dotted 1px #eee;
	border-radius: 6px;
}
.tb_wrap .tb_header_item a{
	color: inherit;
}

/*--------------------------------------------*/
/* desc_box
/*--------------------------------------------*/
.tb_wrap .desc_box{
	border: 1px dotted #ccc;
	background: #FDFDFD;
	padding: 15px;
	line-height: 1.5;
}

/*--------------------------------------------*/
/* tb list
/*--------------------------------------------*/
.tb_wrap .tb_list > ul > li{
	vertical-align: top;
	border-bottom: #eee solid 1px;
}
.tb_wrap .tb_list > ul > li:last-child{
	border-bottom: none;
}
.tb_wrap .tb_list .tb_item{
	position: relative;
	display: table;
	width: 100%;
	border-spacing: initial;
	color: #555;
	padding: 2.5rem 0;
	cursor: pointer;
}
.tb_wrap .tb_list .tb_item .col_fig,
.tb_wrap .tb_list .tb_item .col_desc{
	display: table-cell;
}
.tb_wrap .tb_list .tb_item .col_fig{
	vertical-align: top;
	width: 20%;
}
.tb_wrap .tb_list .tb_item .col_fig figure{
	width: 7rem;
    margin: 0 auto;
}
.tb_wrap .tb_list .tb_item .col_desc{
	vertical-align: middle;
	padding-left: 1rem;
}
.tb_wrap .tb_list .tb_item .col_desc .title{
	font-size: 15px;
	font-size: 1.5rem;
	font-weight: bold;
}
.tb_wrap .tb_list .tb_item .col_desc .desc{
	font-size: 14px;
	font-size: 1.4rem;
	line-height: 1.5;
	margin-top: 6px;
	margin-top: 0.6rem;
	position: relative;
	width: 90%;
}
.tb_wrap .tb_list .tb_item .col_desc .desc + a{
	display: block;
    margin-top: 0.5rem;
}

/* link */
.tb_wrap .tb_list a{
	color: inherit;
	transition: all 0.2s linear;
}
.tb_wrap .tb_list a:hover .tb_item,
.tb_wrap .tb_list .b_link:hover{
	transition: all 0.2s linear;
	background: #fffcee;
}
.tb_wrap .tb_list ul li .tb_item:after{
	position: absolute;
	top: 0;
	bottom: 0;
	right: 0;
	width: 1.5rem;
	height: 3rem;
	margin: auto;
	font-size: 3rem;
	text-align: center;
	vertical-align: middle;
	color: #ccc;
	display: inline-block;
	content: '\f105';
	font-family: 'fontAwesome';
	transition: all 0.2s linear;
}
.tb_wrap .tb_list a:hover .tb_item:after{
	opacity: 1;
}

/* column */
.tb_wrap .tb_list-col_1 > ul > li{
	width: 100%;
}
.tb_wrap .tb_list-col_2 > ul{
	width: auto;
}
.tb_wrap .tb_list-col_3 > ul{
	width: auto;
}
.tb_wrap .tb_list-col_4 > ul{
	width: auto;
}
.page_wrap--textbook_series .tb_wrap .tb_list .tb_item,
.page_wrap--textbook_course .tb_wrap .tb_list .tb_item{
	cursor: default;
}

/* link >>> */
.tb_wrap a .tb_item_2:after{
	position: absolute;
	top: 0;
	bottom: 0;
	right: 5px;
	width: 24px;
	height: 24px;
	margin: auto;
	font-size: 24px;
	text-align: center;
	line-height: 1;
	vertical-align: middle;
	color: #ccc;
	display: inline-block;
	content: '\f105';
	font-family: 'fontAwesome';
	opacity: 0;
	transition: all 0.2s linear;
}
.tb_wrap a:hover .tb_item_2:after{
	opacity: 1;
}
.tb_wrap a .tb_item_2 .col_desc{
	padding-right: 25px;
}
/* <<< link */

/*--------------------------------------------*/
/* tb item 2 (category) level 
/*--------------------------------------------*/
.tb_wrap .tb_item_2 .col_desc .title{
}
.tb_wrap .tb_item_2 .col_desc .level{
	height: 25px;
	vertical-align: middle;
	margin: 18px 0 0 0;
}
.tb_wrap .tb_item_2 .col_desc .level dt,
.tb_wrap .tb_item_2 .col_desc .level dd{
	float: left;
	font-size: 12px;
	font-size: 1.2rem;
	height: 12px;
    line-height: 12px;
	font-weight: bold;
}
.tb_wrap .tb_item_2 .col_desc .level dt{
	padding: 1px 8px;
	background: #545555;
	color: #fff;
	margin-right: 6px;
}
.tb_wrap .tb_item_2 .col_desc .level dd{
	background: #cdcdcd;
	padding: 1px 13px;
	margin-left: 4px;
	color: #fff;
}
.tb_wrap .tb_item_2 .col_desc .level dd.on{
	color: #fff;
	background: #F1890E;
}

/*--------------------------------------------*/
/* tb sub list
/*--------------------------------------------*/
.tb_wrap .tb_sub_list .tb_sub_item + .tb_sub_item{
	margin-top: 3rem;
}
.tb_wrap .tb_sub_list .tb_sub_item:last-child{
	margin-bottom: 3rem;
}
.tb_wrap .tb_sub_item  .tb_sub_item_header{
	padding: 1rem 0 1rem 1.5rem;
	border-left: 0.8rem solid #eee;
	margin-bottom: 1.5rem;
}
.tb_wrap .tb_sub_item .tb_sub_item_ttl{
	font-size: 16px;
	font-size: 1.6rem;
}
.tb_wrap .tb_sub_item .tb_sub_item_desc{
	font-size: 15px;
	font-size: 1.5rem;
	line-height: 1.5;
}

/*--------------------------------------------*/
/* tb chapter list area
/*--------------------------------------------*/
.tb_chapter_list_area{
	min-height: 500px;
}
.tb_chapter_list_area .loader{
	position: absolute;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	margin: auto;
	width: 30px;
	height: 30px;
	font-size: 30px;
	text-align: center;
	vertical-align: middle;
	line-height: 1;
	color: #ccc;
}

/*--------------------------------------------*/
/* tb chapter list
/*--------------------------------------------*/
.tb_wrap .tb_chapter_list{
	border: 1px solid #eee;
}
.tb_wrap .tb_chapter_list > ul > li{
	position: relative;
	font-size: 14px;
	font-size: 1.4rem;
	line-height: 1.5;
}
.tb_wrap .tb_chapter_list > ul > li + li{
	border-top: 1px solid #eee;
}
.tb_wrap .tb_chapter_list > ul > li a .desc_wrap{
	margin-right: 300px;
}
.tb_wrap .tb_list .col_desc .lesson_count{
	position: absolute;
	top: 5px;
	right: 5px;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table{
	display: table;
	width: 100%;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table td{
	display: table-cell;
	vertical-align: middle;
}
.tb_wrap .tb_list a:hover .tb_item:after{
	opacity: 1;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table .col_index{
	display: none;
	width: 20px;
	text-align: center;
	padding: 10px 15px 10px 15px;
	font-size: 12px;
	font-size: 1.2rem;
	font-weight: bold;
	background: #eee;
	border-bottom: #fff solid 1px;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table .col_chapter{
	padding: 10px 15px 10px;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table .col_date{
	padding: 10px 15px 10px 0;
	white-space: nowrap;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table .class_title{
	font-weight: bold;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table .ic_textbook{
	margin-left: -4px;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table .chapter_title{
	display: block;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table .date{
	color: #999;
	font-size: 12px;
	font-size: 1.2rem;
}
.tb_wrap .tb_chapter_list.list_collapsible > ul > li:nth-child(n+4) {
	display: none;
}
.tb_wrap .tb_chapter_list.list_collapsible > ul > li.control {
	display: block;
}
.tb_wrap .tb_chapter_list.list_collapsible.on > ul > li {
	display: block;
}
.tb_wrap .tb_chapter_list.list_collapsible > ul > li.control .btn_control {
	display: block;
	width: 100%;
	background-color: #fff;
	padding: 10px 15px;
	border: none;
}
.tb_wrap .tb_chapter_list.list_collapsible > ul > li.control .btn_control i.fa {
	margin-right: 10px;
}
.tb_wrap .tb_chapter_list.list_collapsible > ul > li.control .btn_control.hide {
	display: none;
}
/* link */
.tb_wrap .tb_chapter_list > ul > li a{
	display: block;
	color:  inherit;
	transition: all 0.2s linear;
}
.tb_wrap .tb_chapter_list > ul > li a:hover{
	background: #fffcee;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table .col_date{
	padding-right: 26px;
}
.tb_wrap .tb_chapter_list > ul > li a .chapter_item_table:after{
	position: absolute;
	top: 0;
	bottom: 0;
	right: 0;
	width: 24px;
	height: 24px;
	margin: auto;
	font-size: 24px;
	text-align: center;
	line-height: 1;
	vertical-align: middle;
	color: #ccc;
	display: inline-block;
	content: '\f105';
	font-family: 'fontAwesome';
	opacity: 0;
	transition: all 0.2s linear;
}
.tb_wrap .tb_chapter_list > ul > li a:hover .chapter_item_table:after{
	opacity: 1;
}

/*--------------------------------------------*/
/* tb chapter
/*--------------------------------------------*/
.tb_wrap .tb_chapter iframe{
	width: 100%;
	height: 800px;
}

/*--------------------------------------------*/
/* tb chapter btns
/*--------------------------------------------*/
.tb_wrap .tb_chapter_btns ul{
	letter-spacing: -0.4em;
}
.tb_wrap .tb_chapter_btns ul li{
	display: inline-block;
	letter-spacing: normal;
}
.tb_wrap .tb_chapter_btns ul li + li{
	margin-left: 10px;
}
.tb_wrap .tb_chapter_btns ul li i{
	margin-right: 3px;
}

/*--------------------------------------------*/
/* ranking
/*--------------------------------------------*/
.tab_contents-course .tb_list_new .tb_item_new .tb_inner .tb_rank_wrap{
	width: 64px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	margin-right: 14px;
}
.tab_contents-course .tb_list_new .tb_item_new .tb_inner .tb_rank_wrap .rank{
	color: #E15151;
	font-size: 2rem;
	font-weight: bold;
}
/* .tab_contents-course .tb_list_new .tb_item_new_1 .tb_inner .tb_rank_wrap:before{
	content: url('/images/textbook/crown_gold.png')
}
.tab_contents-course .tb_list_new .tb_item_new_2 .tb_inner .tb_rank_wrap:before{
	content: url('/images/textbook/crown_silver.png')
}
.tab_contents-course .tb_list_new .tb_item_new_3 .tb_inner .tb_rank_wrap:before{
	content: url('/images/textbook/crown_bronze.png')
} */
.tab_contents-course .tb_list_new .tb_item_new .tb_inner .tb_rank_wrap:before{
	margin-bottom: 10px;
}
.tab_contents-series .tb_list_new .tb_item_new .tb_inner .tb_rank_wrap{
	width: 64px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	margin-right: 14px;
}
.tab_contents-series .tb_list_new .tb_item_new .tb_inner .tb_rank_wrap .rank{
	color: #E15151;
	font-size: 2rem;
	font-weight: bold;
}
.tab_contents-series .tb_list_new .tb_item_new_1 .tb_inner .tb_rank_wrap:before{
	content: url('/images/textbook/crown_gold.png')
}
.tab_contents-series .tb_list_new .tb_item_new_2 .tb_inner .tb_rank_wrap:before{
	content: url('/images/textbook/crown_silver.png')
}
.tab_contents-series .tb_list_new .tb_item_new_3 .tb_inner .tb_rank_wrap:before{
	content: url('/images/textbook/crown_bronze.png')
}
.tab_contents-series .tb_list_new .tb_item_new .tb_inner .tb_rank_wrap:before{
	margin-bottom: 10px;
}

/*--------------------------------------------*/
/* tb level cource
/*--------------------------------------------*/
.tb_wrap .tb_list .tb_item .col_desc .level{
	display: inline-block;
	vertical-align: middle;
	margin-top: 0.6rem;
}
.tb_wrap .tb_list .tb_item .col_desc .level dt,
.tb_wrap .tb_list .tb_item .col_desc .level dd{
	float: left;
	font-size: 10px;
	font-size: 1rem;
	height: 1rem;
    line-height: 1rem;
}
.tb_wrap .tb_list .tb_item .col_desc .level dt{
	background: #545555;
	padding: 0.1rem 0.4rem;
	color: #fff;
	margin-right: 0.3rem;
}
.tb_wrap .tb_list .tb_item .col_desc .level dd{
	background: #cdcdcd;
	padding: 0.2rem 0.5rem 0.1rem;
	margin-left: 0.3rem;
	color: #fff;
	width: 8px;
}
.tb_wrap .tb_list .tb_item .col_desc .level dd.on{
	color: #fff;
	background: #F1890E;
}
/*--------------------------------------------*/
/* tb level category
/*--------------------------------------------*/
.tb_wrap .tb_list-col_2 .tb_item .col_desc .level dd.on{
	color: #fff;
	background: #F1890E;
}
/*--------------------------------------------*/
/* tb chapter
/*--------------------------------------------*/
.page_textbook_chapter .page_inner{
	padding: 0;
}
.page_textbook_chapter .page_inner .page_header-fixed{
	position: relative;
	width: 100vw;
}
.page_textbook_chapter .iframe_textbook{
	width: 100%;
	height: 100vh;
}
/*--------------------------------------------*/
/* tb desc btn
/*--------------------------------------------*/
.tb_wrap .tb_btn_area .tb_desc_btn{
	display: block;
	text-align: center;
	text-decoration: none;
	width: 60%;
	border: #00acee 1px solid;
	color: #00acee;
	border-radius: 5px;
	padding: 1.4rem;
	margin: 0 auto;
}
/*--------------------------------------------*/
/*--------------- tb list new ----------------*/
/*--------------------------------------------*/
.tb_list_new {

}
.tb_list_new .tb_item_new {
	border-top: 1px solid #eee;
	box-sizing: border-box;
}
.tb_list_new .tb_item_new .tb_link {
	display: block;
	background-color: #fff;
	color: #555;
	transition: background-color 0.2s ease-in-out;
	box-sizing: border-box;
	padding: 0;
}
.tb_list_new .tb_item_new .tb_link:hover {
	background-color: #fffcee;
	box-sizing: border-box;
}
.tb_list_new .tb_item_new .tb_ttl {
	font-size: 15px;
	font-size: 1.5rem;
	font-weight: bold;
	overflow-wrap: break-word;
	--lh: 2.25rem;
	line-height: var(--lh);
	--max-lines: 2;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: var(--max-lines);
	overflow: hidden;
	padding-right: 1rem; 
	max-height: calc(var(--lh) * var(--max-lines));
	white-space: pre-wrap;
}
.tb_list_new .tb_item_new .tb_inner {
	display: flex;
	box-sizing: border-box;
	padding: 2.5rem 0 2.5rem 0.5rem;
	overflow-x: hidden;
	position: relative;
}
.tb_list_new .tb_item_new .tb_inner:after {
	content: '\f105';
	font-family: 'fontAwesome';
	display: block;
	position: absolute;
	top: 50%;
	right: 0.5rem;
	transform: translateY(-50%);
	font-size: 3rem;
	color: #ccc;
}
.tb_list_new .tb_item_new .tb_inner .tb_icon_wrap {
	/*width: 20%;*/
	box-sizing: border-box;
}
.tb_list_new .tb_item_new .tb_inner .tb_icon_wrap .tb_icon {
	display: block;
	width: 7rem;
	height: 7rem;
	overflow: hidden;
	font-size: 0;
	margin: 0 auto;
}
.tb_list_new .tb_item_new .tb_inner .tb_icon_wrap .tb_icon img {
	width: 100%;
	height: 100%;
	display: block;
	opacity: 1;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap {
	flex: 1;
	padding-left: 1rem;
	display: flex;
	align-items: center;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .tb_desc_inner {
	padding-right: 2rem;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level {
	display: flex;
	flex: 1;
	margin-top: 0.6rem;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level dt,
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level dd {
	display: flex;
	justify-content: center;
	align-items: center;
	width: 15%;
	height: 1.3rem;
	font-size: 1rem;
	line-height: 1;
	color: #fff;
	background-color: #cdcdcd;
	padding: 0 0.2rem;
	font-weight: normal;
	border-radius: 2px;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level dt {
	background-color: #545555;
	padding: 0 0.4rem;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level dd {
	margin-left: 0.4rem;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level dd + dd {
	margin-left: 0.4rem;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level dd.on {
	background-color: #f1890e;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .desc_text {
	color: #555;
	margin-top: 0.5rem;
	font-size: 1.4rem;
	line-height: 1.4;
	word-break: break-all;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .head + .desc_text {
	margin-top: 1rem;
}
@media screen and (max-width: 374px) {
	.tb_list_new:not(.view_detail) .tb_item_new .tb_inner {
		padding-left: 0;
	}
}
/*------------- tb list new - detail view --------------*/
.tb_list_new.view_detail .tb_item_new {
	border: 1px solid #f5f5f5;
	border-radius: 6px;
	overflow: hidden;
}
.tb_list_new.view_detail .tb_item_new.no_bg {
	border: none;
}
.tb_list_new.view_detail .tb_item_new .tb_inner {
	background-color: #fffcee;
}
.tb_list_new.view_detail .tb_item_new.no_bg .tb_inner {
	background-color: transparent;
}
.tb_list_new.view_detail .tb_item_new .tb_inner .tb_desc_wrap .head .lesson_number {
	display: block;
	position: absolute;
	top: 1rem;
	right: 1rem;
	color: #555;
	font-size: 1.4rem;
}
.tb_list_new.view_detail .tb_item_new .tb_inner .tb_desc_wrap .head .lesson_number:before {
	content: '\f02e';
	font-family: 'fontAwesome';
	margin-right: 0.5rem;
}
.tb_list_new.view_detail .tb_item_new .tb_inner:after {
	display: none;
}
.tb_list_new.view_detail .tb_item_new .tb_inner .tb_desc_wrap .tb_desc_inner {
	padding-right: 7px;
	width: 100%;
}
.tb_list_new.view_detail .tb_item_new .tb_inner .tb_desc_wrap .tb_desc_inner .head{
	display: flex;
    gap: 5px; 
}

.tb_list_new.view_detail .tb_item_new .tb_inner .tb_desc_wrap .tb_desc_inner .head .j_c_between{
	gap: 5px;
}

/*------------- tb list new - detail view - recommend result --------------*/
.tb_list_new.view_detail.view_recommend_result .tb_item_new .tb_inner {
	padding: 1rem;
}
.tb_list_new.view_detail.view_recommend_result .tb_item_new .tb_inner .tb_desc_wrap .tb_desc_inner {
	padding: 0;
}
/*--------------------------------------------*/
/*------------ tb level table new ------------*/
/*--------------------------------------------*/
.tb_level_table_new {
	width: 100%;
	background-color: #fff;
}
.tb_level_table_new thead {
	background-color: #448aca;
	border: 1px solid #265480;
}
.tb_level_table_new thead th {
	width: 20%;
	text-align: center;
	color: #fff;
	font-weight: bold;
	font-size: 1.4rem;
	line-height: 1;
	padding: 1.5rem 0.5rem;
	box-sizing: border-box;
}
.tb_level_table_new thead th:not(:first-child) {
	border-left: 1px solid #265480;
}
.tb_level_table_new thead .cell_lv {
	box-sizing: border-box;
	width: 20%;
	min-width: 6.5rem;
}
.tb_level_table_new thead .cell_detail {
	width: auto;
}
.tb_level_table_new tbody {
	border-top: none;
	border-bottom: none;
	font-size: 1.2rem;
}
.tb_level_table_new tbody td {
	padding: 1rem;
	text-align: center;
}
.tb_level_table_new tbody .cell_lv {
	vertical-align: middle;
	border: 1px solid #666;
	border-top: none;
}
.tb_level_table_new tbody .cell_lv {
	background-color: #fff9f2;
}
.tb_level_table_new tbody .cell_score:not(.head) {
	font-size: 1.6rem;
}
.tb_level_table_new tbody .cell_score.cefr:not(.head) {
	font-size: 1.8rem
}
.tb_level_table_new tbody .cell_score,
.tb_level_table_new tbody .cell_desc {
	border-bottom: 1px solid #ccc;
	border-right: 1px solid #ccc;
	vertical-align: middle;
}
.tb_level_table_new tbody .cell_score:last-child {
	border-right: 1px solid #666;
}
.tb_level_table_new tbody .cell_desc {
	border-right: 1px solid #666;
}
.tb_level_table_new tbody .cell_desc:not(.head) {
	border-bottom: 1px solid #666;
	padding: 2rem 1rem;
}
.tb_level_table_new tbody .cell_score.head,
.tb_level_table_new tbody .cell_desc.head {
	background-color: #fff9f2;
	font-weight: bold;
}
.tb_level_table_new .lv_icon {
	display: inline-flex;
	flex-wrap: wrap;
	box-sizing: border-box;
	width: 5rem;
	height: 5rem;
	align-items: center;
	justify-content: center;
	border-radius: 50%;
	overflow: hidden;
	border: #f49e39 2px solid;
	color: #f49e39;
	padding-top: 0.6rem;
}
.tb_level_table_new .lv_icon .lv_icon_inner {
	display: block;
	font-family: Helvetica;
	box-sizing: border-box;
	text-align: center;
	font-size: 1.2rem;
	font-weight: normal;
	line-height: 1;
}
.tb_level_table_new .lv_icon .lv_icon_inner .lv_number {
	font-size: 2.6rem;
	font-weight: normal;
}
.tb_level_table_new .desc_list {
	text-align: left;
}
.tb_level_table_new .desc_list dt {
	font-size: 1.2rem;
	font-weight: bold;
	margin-bottom: 1rem;
	line-height: 1.4;
}
.tb_level_table_new .desc_list dd {
	font-size: 1.2rem;
	line-height: 1.6;
}
.tb_level_table_new .btn_level_wrap {
	text-align: center;
	margin-top: 1rem;
}
.tb_level_table_new .btn_level_wrap .btn_level {
	min-width: 10rem;
	box-sizing: border-box;
	padding: 0 2rem;
}
.tb_level_table_new .btn_level_wrap .btn_level_number {
	font-size: 2rem;
	font-weight: bold;
}
/* SNS share links */
.page_wrap--textbook .social_links{
	text-align: center;
	padding: 2rem 0;
}
.page_wrap--textbook .social_links .btn_footer {
	position: relative;
	display: inline-block;
	width: 3.2rem;
	height: 3.2rem;
	margin: 0 0.8rem;
	text-decoration: none;
	background-position: center;
	background-repeat: no-repeat;
	background-size: contain;	
}
.page_wrap--textbook .social_links .btn_footer-facebook{
	background-image: url('./../../images/common/icon_facebook.png');
}
.page_wrap--textbook .social_links .btn_footer-twitter {
    background-image: url('./../../images/common/x-circle.svg');
}
.page_wrap--textbook .social_links .btn_footer-line {
    background-image: url('./../../images/common/icon_line.png');
}
/* End SNS share links */

/* search */
.search_area{
	margin-bottom: 30px;
}
.search_area .search_box{
	display: flex;
	justify-content: flex-end;
	align-items: center;
}
.search_area .search_box .tb_search_form{
	height: 38px;
	width: 260px;
	box-sizing: border-box;
}
.search_area .search_box .btn_tb_search{
	border: none;
	/* background: #00ADB4; */
	padding: 0;
	margin-left: 5px;
	transition: .2s all linear;
}
.search_area .search_box .btn_tb_search:hover{
	opacity: .6;
}
.search_area .btn_form_clear {
	position: relative;
}

.search_area .btn_form_clear:before {
	position: absolute;
	top: 0;
	bottom: 0;
	right: 1rem;
	margin: auto;
	height: 1.5rem;
	font-size: 1.8rem;
	font-family: 'fontAwesome';
	content: '\f057';
	color: #999;
	z-index: 999;
	cursor: pointer;
}

/* search result */
.result_detail_wrap + .result_detail_wrap{
	margin-top: 20px;
}
.result_detail_wrap .sec_title{
	color: #235770;
	font-weight: bold;
	font-size: 2rem;
	margin-bottom: 10px;
}
.result_detail_wrap .result_detail{
	border-top: 1px solid #CCC;
	border-bottom: 1px solid #CCC;
}
.result_detail_wrap .no_result_wrap{
	display: flex;
	align-items: center;
	padding: 30px 5px;
}
.result_detail_wrap .no_result_wrap .img_wrap{
	margin-right: 10px;
}
.result_detail_wrap .result_detail .chapter_wrap{
	padding: 30px 5px;
}
.result_detail_wrap .result_detail .chapter + .chapter{
	margin-top: 20px;
}
.result_detail_wrap .result_detail .chapter .chapter_title{
	font-weight: bold;
	font-size: 1.8rem;
}
.result_detail_wrap .result_detail .chapter .chapter_info{
	margin-top: 10px;
}
.result_detail_wrap .result_detail .chapter .chapter_info > span:after{
	content: ">";
	display: inline;
	padding: 0 8px;
}
.result_detail_wrap .result_detail .category_wrap{
	padding: 30px 5px;
}
.result_detail_wrap .result_detail .category + .category{
	margin-top: 20px;
}
.result_detail_wrap .result_detail .category .category_title{
	font-weight: bold;
	font-size: 1.8rem;
}
.result_detail_wrap .result_detail .category .category_info{
	margin-top: 10px;
}
.result_detail_wrap .result_detail .category .category_info > span:after{
	content: ">";
	display: inline;
	padding: 0 8px;
}
.result_wrap .pager{
	display: flex;
	justify-content: center;
	align-items: center;
	color: #092846;
}
.result_wrap .pager a {
	color: #092846;
}
.result_wrap .pager .page{
	display: flex;
	justify-content: center;
	align-items: center;
}
.result_wrap .pager .page + .page{
	margin-left: 5px;
}
.result_wrap .pager .page a{
	border: 1px solid #092846;
	display: flex;
	justify-content: center;
	align-items: center;
	width: 30px;
	height:	30px;
	transition: .2s all linear;
}
.result_wrap .pager .page a:hover{
	opacity: .6;
}
.result_wrap .pager .on{
	background: #092846;
	color: #FFF;
}

/* junior_grammar */

.page_junior_grammar .page_inner .container .page_ttl_wrap .text_area {
	text-align: left;
	align-items: start;
	padding-left: 10px;
}

.page_junior_grammar .page_breadcrumbs_2 {
	margin: 0;
	padding: 8px 0 8px 10px
}

/* NJ-24480 Start */

.tab_contents-course .tb_list_new .tb_item_new .tb_inner .new_img{
	width: 28px;
	width: 3rem;
	margin-right: 8px;
}
.tab_contents-series .tb_list_new .tb_item_new .tb_inner .new_img{
	width: 28px;
	width: 3rem;
	margin-right: 8px;
}
.tab_contents-course .tb_list_new .tb_item_new_1 .tb_inner .tb_rank_wrap:before{
    background: url(/images/textbook/crown1.png)no-repeat;
    width: 2.2rem;
    margin-bottom: 5px;
    content: "";
    background-size: 100%;
    height: 1.5rem;
}
.tab_contents-course .tb_list_new .tb_item_new_2 .tb_inner .tb_rank_wrap:before{
    background: url(/images/textbook/crown2.png)no-repeat;
    width: 2.2rem;
    margin-bottom: 5px;
    content: "";
    background-size: 100%;
    height: 1.5rem;
}
.tab_contents-course .tb_list_new .tb_item_new_3 .tb_inner .tb_rank_wrap:before{
    background: url(/images/textbook/crown3.png)no-repeat;
    width: 2.2rem;
    margin-bottom: 5px;
    content: "";
    background-size: 100%;
    height: 1.5rem;
}
.tab_contents-series .tb_list_new .tb_item_new_1 .tb_inner .tb_rank_wrap:before{
    background: url(/images/textbook/crown1.png)no-repeat;
    width: 2.2rem;
    margin-bottom: 5px;
    content: "";
    background-size: 100%;
    height: 1.5rem;
}
.tab_contents-series .tb_list_new .tb_item_new_2 .tb_inner .tb_rank_wrap:before{
    background: url(/images/textbook/crown2.png)no-repeat;
    width: 2.2rem;
    margin-bottom: 5px;
    content: "";
    background-size: 100%;
    height: 1.5rem;
}
.tab_contents-series .tb_list_new .tb_item_new_3 .tb_inner .tb_rank_wrap:before{
    background: url(/images/textbook/crown3.png)no-repeat;
    width: 2.2rem;
    margin-bottom: 5px;
    content: "";
    background-size: 100%;
    height: 1.5rem;
}
.tab_contents-course .tb_list_new .tb_item_new .tb_inner .tb_rank_wrap_v2{
	width: 28px;
	width: 3rem;
}
@media only screen and (max-width: 380px) {
	.tab_contents-course .tb_list_new .tb_item_new_10 .tb_inner .tb_rank_wrap_v2{
		margin-right: 8px;
	}
  }
.tab_contents-course .tb_list_new .tb_item_new .tb_inner:nth-child(10) {
	margin-right: 8px;
}
.tb_list_new .tb_item_new .tb_inner .tb_icon_wrap .tb_icon_v2 {
	width: 55px;
    height: 55px;
    border-radius: 5px;
	overflow: hidden;
}
.tb_list_new .tb_item_new .tb_inner_v2 {
    padding: 1.4rem 0;
    min-height: 98px;
}

.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .head + .desc_text_v2 {
	overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    white-space: pre-wrap;
}

.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .head + .desc_text_v2 + .desc_text_v2 {
	display: none;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap {
    align-self: flex-start;
}
.t_c_1F1F1F{
	color: #1F1F1F !important;
}
.tb_list_new .tb_item_new .no_after::after {
display: none !important;
}
.ff_1{
	font-family: 'Noto Sans JP', sans-serif;
}
.ff_2{
	font-family: 'Noto Sans', sans-serif;
}
.tab_contents-course .tb_list_new .tb_item_new .tb_inner .tb_rank_wrap .rank_v2,.tab_contents-series .tb_list_new .tb_item_new .tb_inner .tb_rank_wrap .rank_v2 {
	font-size: 24px;
    color: #1f1f1f;
    font-family: 'Noto Sans', sans-serif;
}
.page_wrap--textbook .page_inner_v2{
	padding: 13px 12px;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level_v2 dd{
    width: 13.8px;
    width: 1.38rem;
	margin-left: 0.3rem;
	background: #cccccc ;
	font-weight: bold;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level_v2 dt{
	width: 30px;
	width: 3rem;
}
.search_area .search_box_v2{
    width: 100%;
}
.search_area .search_box_v2 .input.text{
    width: 100%;
}
.search_area .search_box .tb_search_form_v2{
    height: 38px;
    width: 100%;
    border: none;
    background: #EEEEEE;
    border-radius: 4px;
    padding-left: 37px;
}
.search_area .search_box .btn_tb_search_v2{
	position: absolute;
    width: 19px;
    left: 4px;
    top: 50%;
    transform: translateY(-50%);
}
.search_area .search_box .tb_search_form_v2::placeholder {
    color: #B3B3B3 !important;
}
.search_area_v2{
	position: relative;
	margin-bottom: 13px;
}
.tb_wrap .filter_area_v2{
	max-width: 100%;
	position: relative;
}
.tb_wrap .filter_area .filter_ttl_v2{
	text-align: left;
	position: relative;
	left: -1rem;
}
.tb_wrap .filter_area .filter_ttl_right{
	color: #3778F1;
    font-weight: normal;
    position: absolute;
    top: 13px;
    right: 0;
}
.tb_wrap .filter_area .filter_ttl_right a{
	position: absolute;
	width: 100%;
	height: 100%;
	left: 0;
	top: 0;
}
.tb_wrap .filter_wrap .filter_handle_v2 {
    width: 12px;
    height: 12px;
    background-color: #F1890E;
    border: none;
	margin-left: -6px;
}
.tb_wrap .filter_wrap .filter_scale .single_scale_v2{
	width: 8px;
    height: 8px;
	background: #cccccc;
}
.tb_wrap .filter_wrap .filter_scale .single_scale_v2::after{
	font-family: 'Noto Sans', sans-serif;
	font-weight: normal;
	margin-top: .5rem;
}
.tb_wrap .filter_wrap .filter_scale_v2 {
	height: 2px;
}
.tb_wrap .filter_wrap .ui-slider-horizontal_v2 {
    height: 2px;
}
.tb_wrap .filter_wrap .level_filter_v2 {
    height: 2px;
}
.tb_wrap .filter_wrap .filter_color_bar_v2 {
	height: 2px;
}
.tb_wrap .filter_wrap_v2{
	padding: 2.5rem 1.6rem;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level_v2 dd + dd {
    margin-left: 0.3rem;
}
.tb_list_new .tb_item_new .tb_inner_v2 .tb_desc_wrap .tb_desc_inner{
	padding-right: 0;
}
.tb_wrap .tb_top_menu{
    display: flex;
    justify-content: space-around;
    margin: 7px auto 0;
}
.tb_wrap .tb_top_menu .d_cell{
	border-top: 4px solid #ffffff;
    box-sizing: border-box;
    padding: 11px 0 0;
    margin: 0 0 24px;
}
.tb_wrap .tb_top_menu .d_cell a{
	color: #999999;
}
.tb_wrap .tb_top_menu .d_cell .on{
	border-top: 4px solid #D22F26;
	color: #1F1F1F;
}
.tb_list_new .tb_item_new .tb_inner .tb_icon_wrap .tb_icon_v2_course_single {
    width: 78px;
    height: 78px;
    border-radius: 4px;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level_v2_course_single{
	margin-top: 0;
	max-width: 236px;
	width: 100%;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level_v2_course_single dt {
    width: 30px;
    height: 16px;
    background: #fff;
    color: #1F1F1F;
    outline: 1px solid #1F1F1F;
    outline-offset: -1px;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level_v2_course_single dd{
	margin-left: 0.2rem;
    width: 1.5rem;
    height: 1.6rem;
	font-weight: bold;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .level_v2_course_single dd + dd{
	margin-left: 0.2rem;
}
.tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .head .heart_icon {
	position: relative;
	font-size: 1.5rem;
	color: #999999;
	font-weight: bolder;
	z-index: 1;
	width: 18px;
	display: block;
}
.tb_list_new .tb_item_new .tb_inner_v2_course_single {
    padding-bottom: 1.2rem;
}
.tb_list_new.view_detail .tb_item_new .descr_course_single {
	margin-top: 0.5rem;
}
.m_t_7{
	margin-top: 7px;
}
.tb_wrap .tb_btn_area ul {
	display: flex;
    align-items: flex-end;
    justify-content: space-evenly;
	padding: 0;
}
.tb_wrap .tb_btn_area .course_single_btn{
	min-width: 170px;
    min-height: 30px;
    border-radius: 0;
    display: block;
    text-align: center;
    width: 71%;
    margin: 0 auto;
    box-sizing: border-box;
    padding: 0.6rem;
	border-radius: 4px;
	width: 100%;
} 
@media screen and (min-width: 768px) {
	.tb_wrap .tb_btn_area .course_single_btn {
		min-width: 250px;
	}
}
.tb_wrap .custom-select {
	position: relative;
	width: max-content;
	margin: 37px 0 0;
	padding: 0 26px 0 0;
  }
  
.tb_wrap .custom-select select {
	display: none; 
  }
  
.tb_wrap .select-selected {
	background: none;
	color: #1F1F1F;
  }
  
.tb_wrap .sub_category_block .heart_icon {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	right: 7px;
	font-size: 1.5rem;
	color: #999999;
	font-weight: bolder;
	z-index: 1;
	width: 18px;
	display: block;
}

.tb_wrap .select-selected:after {
	position: absolute;
	content: "";
	top: 12px;
	right: 0;
	width: 0;
	height: 0;
	border: 5px solid transparent;
	border-color: #1F1F1F transparent transparent transparent;
	transform: translateY(-50%);
  }
  

.tb_wrap .select-selected.select-arrow-active:after {
		border-color: transparent transparent #1F1F1F transparent;
		top: 7px;
  }
  
.tb_wrap .select-items div,.select-selected {
	padding: 0px 4px;
  }
  

.tb_wrap .select-items {
	position: fixed;
	background: #fff;
	top: 0;
	left: 0;
	right: 0;
	z-index: 9999;
	width: 100%;
	height: 100%;
	text-align: center;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	color:#1F1F1F;
  }
.tb_wrap .select-items div{
	  padding: 5px 5px;
  }
  
.tb_wrap .select-hide {
	display: none;
  }
  
.tb_wrap .select-items div:hover, .same-as-selected {
	background: none;
  }
.tb_wrap .sub_description{
    padding: 0 0 0 0.5rem;
    margin: 16px 0 0;
} 
.m_t_21{
	margin-top: 21px !important;
}
.tb_wrap .tb_chapter_list_2 > ul > li a .chapter_item_table .col_chapter{
	padding: 20px 35px 20px 7px;
}
.tb_wrap .tb_chapter_list_2{
	border: none;
	border-top: 1px solid #eee;
	border-bottom: 1px solid #eee;
	position: relative;
}
.tb_wrap .tb_chapter_list_2.list_collapsible > ul > li.control::before{
	display: none;
}
.tb_wrap .tb_chapter_list_2 > ul > li + li{
	position: relative;
}
.tb_wrap .tb_chapter_list_2 > ul > li::after{
	content: "";
    height: 1px;
    background: #eee;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    position: absolute;
    width: 100vw;
}
.tb_wrap .tb_chapter_list_2:before{
	content: "";
    height: 1px;
    background: #eee;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    position: absolute;
    width: 100vw;
}
.tb_wrap .tb_chapter_list_2:after{
	content: "";
    height: 1px;
    background: #eee;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    position: absolute;
    width: 100vw;
}
.tb_wrap .tb_chapter_list_2 > ul > li .heart_icon{
	position: absolute;
    top: 50%;
    transform: translateY(-50%);
    right: 7px;
    font-size: 2rem;
    color: #999999;
    font-weight: bolder;
	z-index: 1;
	width: 19px;
}
.tb_wrap .tb_chapter_list_2 > ul > li .heart_icon:hover img{
	/*filter: brightness(0) saturate(100%) invert(58%) sepia(86%) saturate(3002%) hue-rotate(2deg) brightness(106%) contrast(89%);*/
}
.tb_wrap .tb_chapter_list > ul > li a:hover .chapter_item_table:after{
	opacity: 0 !important;
}
.page_wrap--textbook .social_links .btn_footer_v2{
	margin: 0 1rem;
}
.tb_wrap .tb_sub_list_v2 .tb_sub_item:last-child{
	margin-bottom: 0 !important;
}

  .tb_list_new .tb_item_new .tb_inner .tb_desc_wrap .head + .desc_text_v2 {
	color: #1F1F1F;
  }

  .t_link_v2{
	color: #3778F1 !important ;
	border: #3778F1 1px solid !important;
  }
  .tb_list_new .tb_item_new.border_t_b {
	position: relative;
  }
  .tb_list_new .tb_item_new.border_t_b::before {
	content: "";
    width: 100vw;
    height: 1px;
    background: #EEEEEE;
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translatex(-50%);
}
.tb_wrap .filter_wrap .filter_scale_v2 .single_scale:after {
    color: #737373;
}
.tb_wrap .filter_wrap .filter_scale_v2 .single_scale_v2.on:after {
    color: #1F1F1F;
}
.tb_wrap .filter_wrap .filter_color_bar_v2 .single_color_bar{
	background: #cccccc;
}

/* NJ-24480 End */

/* NJ-47120 Start */
figure.tb_icon_v2.recommended {
    background: url(../images/icon/icon-recommended.svg) no-repeat;
}

figure.tb_icon_v2.purchase {
    background: url(../images/icon/icon-purchase.svg) no-repeat;
}
/* NJ-47120 End */

/* IOS-SPINNER */
.ios-spinner-wrap {
	position: absolute;
	left: 50%;
	top: 30%;
	-webkit-transform: translate(-50%,50%);
	-moz-transform: translate(-50%,50%);
	-ms-transform: translate(-50%,50%);
	-o-transform: translate(-50%,50%);
	transform: translate(-50%,50%);
	z-index: 99;
  }

.ios-spinner-container_textbook{
	position: relative;
	border-radius: 10px;
	width: 95px;
	height: 95px;
	background: black;
  }
  
  .ios-spinner-container_textbook .spinner-bar {
	width: 10px;
	height: 19px;
	background-color: white;
	border-radius: 5px;
	position: absolute;
	transform-origin: center 29px;
	-webkit-transform-origin: center 29px; /* Safari and older iOS */
    -moz-transform-origin: center 29px;    /* Firefox */
    -ms-transform-origin: center 29px;     /* Internet Explorer */
    -o-transform-origin: center 29px;      /* Opera */
    -webkit-animation: ios-spinner-fade 1.2s linear infinite; /* Safari and older iOS */
    -moz-animation: ios-spinner-fade 1.2s linear infinite;    /* Firefox */
    -ms-animation: ios-spinner-fade 1.2s linear infinite;     /* Internet Explorer */
    -o-animation: ios-spinner-fade 1.2s linear infinite; 
	animation: ios-spinner-fade 1.2s linear infinite;
	animation-delay: 0s;
	bottom: 60%;
	left: 45%;
  }
  
  .ios-spinner-container_textbook .spinner-bar:nth-child(1) {
	  transform: rotate(0deg);
	  animation-delay: -1.05s;
  }
  
   .ios-spinner-container_textbook .spinner-bar:nth-child(2) {
	  transform: rotate(45deg);
	  animation-delay: -0.9s;
  }
  
   .ios-spinner-container_textbook .spinner-bar:nth-child(3) {
	  transform: rotate(90deg);
	  animation-delay: -0.75s;
  }
  
   .ios-spinner-container_textbook .spinner-bar:nth-child(4) {
	  transform: rotate(135deg);
	  animation-delay: -0.6s;
  }
  
   .ios-spinner-container_textbook .spinner-bar:nth-child(5) {
	  transform: rotate(180deg);
	  animation-delay: -0.45s;
  }
  
   .ios-spinner-container_textbook .spinner-bar:nth-child(6) {
	  transform: rotate(225deg);
	  animation-delay: -0.3s;
  }
  
   .ios-spinner-container_textbook .spinner-bar:nth-child(7) {
	  transform: rotate(270deg);
	  animation-delay: -0.15s;
  }
  
   .ios-spinner-container_textbook .spinner-bar:nth-child(8) {
	  transform: rotate(315deg);
	  animation-delay: 0s;
  }
  
  @-moz-keyframes ios-spinner-fade {
    0%, 39%, 100% { opacity: 0.2; }
    40% { opacity: 1; }
}

@-ms-keyframes ios-spinner-fade {
    0%, 39%, 100% { opacity: 0.2; }
    40% { opacity: 1; }
}

@-o-keyframes ios-spinner-fade {
    0%, 39%, 100% { opacity: 0.2; }
    40% { opacity: 1; }
}

@keyframes ios-spinner-fade {
    0%, 39%, 100% { opacity: 0.2; }
    40% { opacity: 1; }
}
  /* end of IOS-Spinner */