@charset "UTF-8";

.lectures_title {
	background: url('/images/jium/business_bg.png');
	height: 480px;
	text-align: center;
}

.lectures_title h1 {
	height: 413px;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-direction: column;
	font-size: 90px;
	font-weight: 200;
	line-height: 107px;
	color: #ffffff;
}

.lectures_title h1 span.tit {
	position: relative;
	display: inline-block;
}

.lectures_title h1 span.tit::after {
	content: '';
	width: 21px;
	height: 21px;
	background-color: #92fccf;
	border-radius: 50%;
	position: absolute;
	right: 0;
	top: 35px;
	display: inline-block;
}

.lectures_title h1 span.txt {
	display: block;
	margin-top: 19px;
	font-size: 20px;
	font-weight: 600;
	line-height: 24px;
	font-size: 20px;
}

.lectures_wrap .section1 {
	background: url('/images/jium/lectures_section1_bg.png') no-repeat
		center;
	padding-top: 75px;
	padding-bottom: 89px;
	text-align: center;
	position: relative;
}

.lectures_wrap .section1 .title {
	font-size: 35px;
	font-weight: 800;
	line-height: 35px;
	color: #004952;
}

.lectures_wrap .section1 .list {
	margin-top: 45px;
}

.lectures_wrap .section1 .list .item {
	border: 1px solid #c8c8c8;
	display: inline-block;
	background-color: #fff;
}

.lectures_wrap .section1 .list .item p {
	width: 256px;
	font-size: 16px;
	font-weight: 500;
	line-height: 35px;
	height: 50px;
	color: #272727;
	padding: 10px 0;
	background-color: #f6f6f6;
	border-radius: 4px;
	margin: 10px;
	box-sizing: border-box;
}

.lectures_wrap .section1 .list .item p.col1 {
	color: #fff;
	background-color: #8b8b8b;
}

.lectures_wrap .section1 .list .item1 {
	border: 2px solid #004952;
	margin-left: 19px;
}

.lectures_wrap .section1 .list .item1 p.col1 {
	color: #fff;
	background-color: #8b8b8b;
}

.lectures_wrap .section1 .list .item1 p {
	background-color: #eaefef;
}

.lectures_wrap .section1 .list .item1 p.col1 {
	color: #fff;
	background-color: #004952;
}

.lectures_wrap .section2 {
	margin-top: 93px;
	text-align: center;
}

.lectures_wrap .section2 .title {
	font-size: 35px;
	font-weight: 800;
	line-height: 35px;
	color: #004952;
}

.lectures_wrap .section2 .list {
	margin-top: 60px;
}

.lectures_wrap .section2 ul {
	display: inline-block;
	width: 675px;
}

.lectures_wrap .section2 ul li {
	display: inline-block;
	width: 197px;
	height: 197px;
	border-radius: 50%;
	background: url('/images/jium/lectures_section2_img.png') no-repeat
		center;
	position: relative;
	margin-right: 25px;
	margin-bottom: 20px;
}

.lectures_wrap .section2 ul li:nth-child(3n) {
	margin-right: 0;
}

.lectures_wrap .section2 ul li:last-child {
	margin-right: 0;
}

.lectures_wrap .section2 ul li p {
	width: 100%;
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate(-50%, -50%);
	font-size: 18px;
	font-weight: 600;
	line-height: 24px;
	color: #fff;
}

.lectures_wrap .section3 {
	text-align: center;
	margin-top: 116px;
}

.lectures_wrap .section3 .title {
	font-size: 35px;
	font-weight: 800;
	line-height: 35px;
	color: #004952;
}

.lectures_wrap .section3 #tab-menu {
	margin-top: 53px;
}

.lectures_wrap .section3 #tab-btn ul li {
	display: inline-block;
	font-size: 18px;
	font-weight: 600;
	line-height: 35px;
	padding: 0 15px;
	margin-left: 50px;
	position: relative;
	margin-bottom: 11px;
	cursor: pointer;
}

.lectures_wrap .section3 #tab-btn ul li:first-child {
	margin-left: 0;
}

.lectures_wrap .section3 #tab-btn ul li.active {
	font-weight: 800;
}

.lectures_wrap .section3 #tab-btn ul li.active::after {
	content: '';
	display: inline-block;
	position: absolute;
	left: 0;
	bottom: -11px;
	display: inline-block;
	width: 100%;
	height: 6px;
	background-color: #004952;
}

.lectures_wrap .section3 .content {
	width: 100%;
	padding: 48px 20px 41px 20px;
	box-sizing: border-box;
	border-radius: 0 0 4px 4px;
	background-color: #f6f6f6;
	border-top: 1px solid #b9b9b9;
}

.lectures_wrap .section3 .content .inner {
	max-width: 610px;
}

.lectures_wrap .section3 .content #tab-cont .col .txt_box {
	background-color: #004952;
	padding: 10px 30px;
	border-radius: 4px;
	box-sizing: border-box;
}

.lectures_wrap .section3 .content #tab-cont .col2 .txt_box {
	background-color: #1d808c;
}

.lectures_wrap .section3 .content #tab-cont .col .txt_box p {
	display: inline-block;
	font-size: 15px;
	font-weight: 500;
	line-height: 35px;
	color: #fff;
	margin-left: 12px;
}

.lectures_wrap .section3 .content #tab-cont .col .txt_box p:first-child
	{
	margin-left: 0;
}

.lectures_wrap .section3 .content #tab-cont .col .txt_box p span {
	color: #92fccf;
	display: inline-block;
	margin-right: 2px;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box {
	margin-top: 22px;
	padding: 30px 0;
	background-color: #fff;
	position: relative;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box::after {
	content: '';
	position: absolute;
	left: 50%;
	top: -40px;
	transform: translateX(-50%);
	width: 70px;
	height: 70px;
	background: url('/images/jium/lectures_section3_icon.png') no-repeat
		center;
	z-index: 9999;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box p {
	font-size: 14px;
	font-weight: 500;
	line-height: 20px;
	color: #898989;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box .list {
	margin-top: 20px;
	width: 467px;
	margin-bottom: 20px;
	display: inline-block;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box .list span {
	display: inline-block;
	font-size: 15px;
	font-weight: 600;
	height: 35px;
	line-height: 35px;
	padding: 0 15px;
	color: #fff;
	box-sizing: border-box;
	background-color: #004952;
	border-radius: 8px;
	margin: 0 2.5px;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box .list span:nth-child(2)
	{
	background-color: #1a7884;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box .list span:nth-child(3)
	{
	background-color: #31a2b0;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box .list span:nth-child(4)
	{
	background-color: #92bdbf;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box .list span:nth-child(5)
	{
	background-color: #30929e;
	margin-top: 13px;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box .list span:nth-child(6)
	{
	background-color: #18626b;
	margin-top: 13px;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box .txt {
	font-size: 14px;
	font-weight: 500;
	line-height: 35px;
	color: #272727;
}

.lectures_wrap .section3 .content #tab-cont .col .tag_box .txt span {
	color: #004952;
}

.lectures_wrap .section4 {
	margin-top: 90px;
	text-align: center;
}

.lectures_wrap .section4 .title_box span {
	font-size: 18px;
	font-weight: 500;
	line-height: 22px;
	display: inline-block;
	color: #004952;
	margin-bottom: 10px;
}

.lectures_wrap .section4 .title_box .title {
	font-size: 35px;
	font-weight: 800;
	line-height: 35px;
	color: #004952;
	margin-bottom: 10px;
}

.lectures_wrap .section4 .title_box .txt {
	font-size: 40px;
	font-weight: 800;
	line-height: 50px;
	color: #272727;
}

.lectures_wrap .section4 .accordion {
	display: inline-block;
	margin-top: 51px;
	width: 836px;
	text-align: left;
}

.lectures_wrap .section4 .accordion li {
	vertical-align: top;
	width: 403px;
	display: inline-block;
	margin-bottom: 40px;
	border-radius: 8px;
	text-align: left;
	box-sizing: border-box;
	cursor: pointer;
	box-shadow: 2px 4px 30px 0px rgba(204, 204, 204, 0.25), 5px 5px 20px 0px
		rgba(175, 175, 175, 0.15);
}

.lectures_wrap .section4 .accordion li:nth-child(2n) {
	margin-left: 25px;
}

.lectures_wrap .section4 .accordion li div.toggle {
	width: 100%;
	display: block;
	font-size: 18px;
	font-weight: 700;
	line-height: 35px;
	color: #272727;
	position: relative;
}

.lectures_wrap .section4 .accordion li div.toggle .img_box img {
	width: 100%;
	height: 100%
}

.lectures_wrap .section4 .accordion li div.toggle .txt {
	font-size: 16px;
	font-weight: 600;
	line-height: 35px;
	color: #272727;
	position: relative;
	padding: 10px 20px;
	box-sizing: border-box;
	margin-top: -10px
}

.lectures_wrap .section4 .accordion li div.toggle .txt::after {
	content: '';
	background: url('/images/jium/arrow_icon.png') no-repeat center;
	display: inline-block;
	position: absolute;
	right: 20px;
	top: 15px;
	transform: rotate(180deg);
	width: 24px;
	height: 24px;
}

.lectures_wrap .section4 .accordion li div.toggle.active .txt::after {
	transform: rotate(0);
}

.lectures_wrap .section4 .accordion li .accordion-contents {
	margin-top: 10px;
	padding: 0 20px 30px 20px;
}

.lectures_wrap .section4 .accordion li .accordion-contents .tit {
	font-size: 24px;
	font-weight: 600;
	line-height: 32px;
	color: #626262;
}

.lectures_wrap .section4 .accordion li .accordion-contents .tit {
	font-size: 24px;
	font-weight: 600;
	line-height: 32px;
	color: #626262;
}

.lectures_wrap .section4 .accordion li .accordion-contents .point_tit {
	font-size: 24px;
	font-weight: 900;
	line-height: 32px;
}

.lectures_wrap .section4 .accordion li .accordion-contents .point_tit {
	font-size: 24px;
	font-weight: 900;
	line-height: 32px;
}

.lectures_wrap .section4 .accordion li .accordion-contents .txt_box {
	font-size: 15px;
	font-weight: 500;
	line-height: 20px;
	color: #626262;
	margin-top: 10px;
	width: 329px;
}

.lectures_wrap .section5 {
	text-align: center;
	margin-top: 119px;
}

.lectures_wrap .section5 .title {
	font-size: 35px;
	font-weight: 800;
	line-height: 35px;
	color: #004952;
}

.lectures_wrap .section5 .txt_list {
	position: relative;
	height: 165px;
	margin-top: 51px;
}

.lectures_wrap .section5 .txt_list::after {
	content: '';
	position: absolute;
	display: inline-block;
	left: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 600px;
	height: 1.5px;
	background-color: #004952;
}

.lectures_wrap .section5 .txt_list::before {
	content: '';
	position: absolute;
	display: inline-block;
	right: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 600px;
	height: 1.5px;
	background-color: #004952;
}

.lectures_wrap .section5 .txt_list .inner {
	max-width: 760px;
	background: #fff;
	position: relative;
	z-index: 9997;
}

.lectures_wrap .section5 .txt_list .item {
	width: 165px;
	height: 165px;
	border-radius: 50%;
	border: 1.5px solid #004952;
	position: relative;
	display: inline-block;
}

.lectures_wrap .section5 .txt_list .item:nth-child(n+2) {
	margin-left: -25px;
}

.lectures_wrap .section5 .txt_list .item p {
	position: absolute;
	display: inline-block;
	left: 50%;
	top: 50%;
	transform: translate(-50%, -50%);
	font-size: 16px;
	font-weight: 600;
	line-height: 35px;
	color: #004952;
}

.lectures_wrap .section6 {
	text-align: center;
	margin-top: 136px;
	padding: 126px 0 121px 0;
	background: url('/images/jium/lectures_wrap_section6_bg.png') no-repeat
		center;
}

.lectures_wrap .section6 p {
	font-size: 24px;
	font-weight: 500;
	line-height: 38px;
	color: #fff;
}

.lectures_wrap .section6 .btn {
	margin-top: 43px;
	cursor: pointer;
	font-size: 16px;
	font-weight: 500;
	line-height: 35px;
	height: 55px;
	border-radius: 100px;
	padding: 10px 30px;
	box-sizing: border-box;
	display: inline-block;
	background-color: #92fccf;
	color: #004952;
}

@media ( max-width : 1200px) {
	.lectures_wrap .section5 .txt_list .inner {
		max-width: 800px;
	}
	.lectures_wrap .section5 .txt_list::before {
		display: none;
	}
	.lectures_wrap .section5 .txt_list::after {
		display: none;
	}
}

@media ( max-width : 1000px) {
	.lectures_wrap .section4 .accordion {
		width: 100%;
		text-align: center;
	}
	.lectures_wrap .section4 .accordion li {
		display: inline-block;
		text-align: left;
	}
	.lectures_wrap .section4 .accordion li:nth-child(2n) {
		margin-left: 0;
	}
	.lectures_wrap .section5 .txt_list .item {
		width: 130px;
		height: 130px;
	}
	.lectures_wrap .section5 .title {
		font-size: 30px;
	}
	.lectures_wrap .section5 .txt_list .item p {
		font-size: 12px;
		width: 100%;
	}
}

@media ( max-width : 700px) {
	.lectures_title {
		height: 386px;
	}
	.lectures_title h1 {
		height: 334px;
		font-size: 60px;
		line-height: 72px;
	}
	.lectures_title h1 span.tit::after {
		content: '';
		width: 14px;
		height: 14px;
		right: 15%;
		top: 8px;
	}
	.lectures_title h1 span.txt {
		font-size: 16px;
	}
	.lectures_wrap .section1 {
		background-image: url(/images/jium/lectures_Msection1_bg.png);
		background-size: cover;
		padding-bottom: 68px;
		padding-top: 50px;
	}
	.lectures_wrap .section1 .title {
		font-size: 30px;
	}
	.lectures_wrap .section1 .list .item p {
		width: 150px;
	}
	.lectures_wrap .section2 {
		margin-top: 50px;
	}
	.lectures_wrap .section2 .title {
		font-size: 30px;
	}
	.lectures_wrap .section2 ul {
		width: 100%;
	}
	.lectures_wrap .section2 ul li {
		width: 150px;
		height: 150px;
		margin: 0px 11px 11px 20px;
	}
	.lectures_wrap .section2 ul li:nth-child(2n) {
		margin: 0px 11px 11px 20px;
	}
	.lectures_wrap .section2 ul li:nth-child(3n) {
		margin: 0px 11px 11px 20px;
	}
	.lectures_wrap .section4 .accordion {
		width: 100%;
		text-align: center;
	}
	.lectures_wrap .section4 .accordion li {
		display: inline-block;
		text-align: left;
	}
	.lectures_wrap .section4 .accordion li:nth-child(2n) {
		margin-left: 0;
	}
	.lectures_wrap .section3 {
		margin-top: 78px;
	}
	.lectures_wrap .section3 .title {
		font-size: 30px;
	}
	.lectures_wrap .section3 #tab-btn ul li {
		padding: 0 10px;
		margin-left: 11px;
	}
	.lectures_wrap .section3 #tab-btn ul li {
		font-size: 15px;
	}
	.lectures_wrap .section3 .content #tab-cont .col .txt_box p {
		margin-left: 0;
	}
	.lectures_wrap .section3 .content #tab-cont .col .tag_box .list {
		width: 100%;
	}
	.lectures_wrap .section3 .content #tab-cont .col .tag_box {
		padding: 30px;
	}
	.lectures_wrap .section3 .content #tab-cont .col .tag_box .txt {
		line-height: 25px;
		width: 290px;
	}
	.lectures_wrap .section4 {
		margin-top: 53px;
	}
	.lectures_wrap .section4 .title_box .title {
		font-size: 30px;
	}
	.lectures_wrap .section5 .txt_list .item {
		width: 90px;
		height: 90px;
	}
	.lectures_wrap .section5 {
		margin-top: 69px;
	}
	.lectures_wrap .section5 .title {
		font-size: 30px;
	}
	.lectures_wrap .section5 .txt_list .item p {
		font-size: 12px;
		width: 100%;
	}
	.lectures_wrap .section5 .txt_list .item:nth-child(n+2) {
		margin-left: -15px;
	}
	.lectures_wrap .section6 {
		margin-top: 70px
	}
}

@media ( max-width : 499px) {
	.lectures_wrap .section1 .title {
		font-size: 24px;
	}
	.lectures_wrap .section2 .title {
		font-size: 24px;
	}
	.lectures_wrap .section1 .list .item1 {
		margin-left: 10px;
	}
	.lectures_wrap .section1 .list .item p {
		width: 138px;
	}
	.lectures_wrap .section2 ul li {
		margin: 0 11px 11px 10px;
	}
	.lectures_wrap .section2 ul li:nth-child(2n) {
		margin: 0 11px 11px 10px;
	}
	.lectures_wrap .section2 ul li:nth-child(3n) {
		margin: 0 11px 11px 11px;
	}
	.lectures_wrap .section3 #tab-btn ul li {
		margin-left: 5px;
	}
	.lectures_wrap .section3 .content #tab-cont .col .txt_box p {
		font-size: 14px;
	}
	.lectures_wrap .section3 .content #tab-cont .col .tag_box .list span:nth-child(2)
		{
		margin-bottom: 10px;
	}
	.lectures_wrap .section3 .content #tab-cont .col .tag_box .txt {
		width: 100%;
	}
	.lectures_wrap .section4 .title_box span {
		font-size: 13px;
	}
	.lectures_wrap .section4 .title_box .title {
		font-size: 24px;
	}
	.lectures_wrap .section4 .title_box .txt {
		font-size: 35px;
	}
	.lectures_wrap .section4 .accordion li {
		width: 100%;
	}
	.lectures_wrap .section4 .accordion li div.toggle .img_box img {
		width: 100%;
	}
	.lectures_wrap .section4 .accordion li div.toggle .img_box {
		height: auto;
	}
	.lectures_wrap .section4 .accordion li div.toggle .txt {
		margin-top: -10px;
	}
	.lectures_wrap .section4 .accordion li .accordion-contents .txt_box {
		width: 100%;
	}
	.lectures_wrap .section4 .accordion li .accordion-contents .txt_box br.br_none {
		display: none;
	}
		.lectures_wrap .section4 .accordion li .accordion-contents .txt_box .br {
		display: block;
	}
	.lectures_wrap .section5 .title {
		font-size: 24px;
	}
	.lectures_wrap .section5 .txt_list .item {
		width: 70px;
		height: 70px;
	}
	.lectures_wrap .section5 .txt_list .item p {
		font-size: 10px;
	}
	.lectures_wrap .section6 {
		padding: 90px 0 112px 0;
	}
	.lectures_wrap .section6 p {
		font-size: 16px;
		line-height: 28px;
	}
}