.container {
	width: 100%;
	max-width: 1200px;
	margin: 0 auto;
}

img {
	max-width: 100%;
	height: auto;
}

.btn {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 400px;
	height: 68px;
	background: linear-gradient(90deg,
			#6afcf4 0%,
			#aefdd2 50%,
			#f0fdaf 100%),
		linear-gradient(#ffffff,
			#ffffff);
	border-radius: 34px;
	animation: an2 0.5s linear 0s infinite alternate;
	margin: 0 auto;
	font-size: 26px;
	color: #095ffc;
	font-weight: bold;
	border: none;
}

.btn::after {
	content: "";
	width: 24px;
	height: 28px;
	background: url(./img/hand.png) no-repeat;
	background-size: 100%;
	margin-left: 10px;
}

.btn-primary {
	background-color: #165DFF;
	color: white;
}

.btn-primary:hover {
	background-color: #0E4CD1;
}

.banner-des ul {
	display: flex;
	width: 1200px;
	margin: 0 auto;
}

.banner-des ul li {
	position: relative;
	width: 240px;
	padding: 30px 0;
	text-align: center;
	font-size: 15px;
	color: #fc4c31;

}

.banner-des ul li::after {
	top: 42px;
	right: -1px;
	position: absolute;
	width: 1px;
	height: 107px;
	background-color: #dfdfdf;
	border-radius: 1px;
	content: "";
}

.banner-des ul li:nth-child(5)::after {
	width: 0;
}

.banner-des ul li:nth-child(2) {
	color: #3570f6;
}

.banner-des ul li:nth-child(3) {
	color: #f60e71;
}

.banner-des ul li:nth-child(4) {
	color: #24c570;
}

.banner-des ul li div {
	font-size: 20px;
	font-weight: bold;
	margin-bottom: 14px;
}

.banner-des ul li p {
	color: #222222;
}

.banner-des ul li a {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 110px;
	height: 30px;
	border-radius: 1px;
	border: solid 1px #fc4c31;
	font-size: 16px;
	margin: 14px auto 0 auto;
}

.banner-des ul li:nth-child(2) a {
	border: solid 1px #3570f6;
}

.banner-des ul li:nth-child(3) a {
	border: solid 1px #f60e71;
}

.banner-des ul li:nth-child(4) a {
	border: solid 1px #24c570;
}

.banner-des ul li:hover {
	background: #3570f6;
	color: #ffffff;
}

.banner-des ul li:hover p {
	color: #ffffff;
}

.banner-des ul li:hover a {
	border: solid 1px #ffffff;
}

.path-actions .btn-outline {
	background: #ffffff !important;
	border: 1px solid #3a80ff;
	color: #3a80ff;
}

.path-actions .btn-outline::after {
	background-image: url(./img/hand_blue.png);
}



.section-title {
	text-align: center;
	font-weight: bold;
	font-size: 40px;
	color: #2c3657;
	display: flex;
	align-items: center;
	justify-content: center;
}

.section-title::before {
	content: '';
	width: 53px;
	height: 37px;
	background: url(./img/tit_icon.png) no-repeat;
	background-size: 100%;
	margin-right: 8px;
}

.section-title::after {
	content: '';
	width: 53px;
	height: 37px;
	background: url(./img/tit_icon2.png) no-repeat;
	background-size: 100%;
	margin-left: 8px;
}

.section-subtitle {
	font-size: 18px;
	font-family: PingFang-SC-Medium;
	color: #e16c51;
	margin-top: 8px;
	text-align: center;
}

/* 头部样式 */
header {
	background-color: #165DFF;
	padding: 20px 0;
}

.header-nav {
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.nav-links {
	display: flex;
	gap: 30px;
}

.nav-item {
	text-align: center;
}

.nav-item a {
	color: white;
	text-decoration: none;
	font-size: 14px;
	display: block;
}

.nav-item .nav-label {
	font-weight: 500;
	margin-bottom: 5px;
}

.nav-item .nav-desc {
	font-size: 12px;
	opacity: 0.8;
}

.nav-item .btn {
	padding: 8px 15px;
	font-size: 14px;
}


/* 课程路径区域 */
.course-path {
	padding: 70px 0;
}

.path-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 20px;
	margin-bottom: 20px;
	margin-top: 30px;
}

.path-grid:nth-child(2) {
	grid-template-columns: 1fr 1.2fr 1fr;
}

.course-card {
	width: 380px;
	height: 270px;
	background-color: #ffffff;
	box-shadow: 0px 0px 117px 0px rgba(21, 77, 160, 0.2);
	border-radius: 10px;
	box-sizing: border-box;
}

.course-card:hover {
	background-image: linear-gradient(90deg,
			#0012ff 0%,
			#19a0fe 100%),
		linear-gradient(#ffffff,
			#ffffff);
	background-blend-mode: normal,
		normal;
}

.course-card:hover .course-title,
.course-card:hover .course-content {
	color: #ffffff;
}

.course-title {
	font-size: 24px;
	text-align: center;
	color: #0012ff;
	padding: 30px 0 20px 0;
}

.course-content {
	font-family: MicrosoftYaHei;
	font-size: 15px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 1.5;
	letter-spacing: 0px;
	color: #222222;
	padding: 0 24px;
}

.path-actions {
	text-align: center;
	width: 746px;
	display: flex;
	justify-content: space-between;
	margin: 40px auto 0 auto;
}

.path-actions .btn {
	width: 358px;
	height: 68px;
}

/* 课程大纲区域 */
.course-syllabus {
	height: 895px;
	background: url(./img/6-1.jpg) no-repeat;
	background-size: 1916px 895px;
	background-position: center;
	padding-top: 70px;
}

.course-container {
	display: flex;
	max-width: 1200px;
	height: 539px;
	margin: 48px auto 36px auto;
	background-color: #ffffff;
	box-shadow: 0px 5px 40px 0px rgba(103, 132, 250, 0.2);
	border-radius: 10px 30px 30px 10px;
	overflow: hidden;
}

/* 左侧阶段导航 */
.stage-nav {
	background: linear-gradient(0deg,
			#006dff 0%,
			#458bff 100%);
	border-radius: 10px 0px 0px 10px;
	padding: 0 16px;
}

.stage-item {
	width: 207px;
	padding: 12px 0;
	color: #ffffff;
	border-radius: 10px;
	cursor: pointer;
	transition: background-color 0.3s;
	margin: 18px auto;
	text-align: center;
	font-size: 16px;
}

.stage-item.active {
	background-color: #ffffff;
	color: #3d87ff;
}

.stage-item h3 {
	font-size: 22px;
	font-weight: bold;
}

/* 右侧内容区域 */
.content-area {
	display: none;
	flex-wrap: wrap;
	padding: 27px 34px 13px 34px;
	justify-content: space-between;
	overflow-y: auto;
}

.content-area.active {
	display: flex;
}

.content-card {
	display: flex;
	align-items: center;
	width: 436px;
	height: 78px;
	background-color: rgba(26, 178, 248, 0.1);
	border-radius: 5px;
	margin-bottom: 14px;
}

.content-card h4 {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 110px;
	height: 78px;
	background-color: rgba(85, 177, 255, 1);
	border-radius: 5px;
	font-size: 16px;
	line-height: 1.5;
	letter-spacing: 0px;
	color: rgba(255, 255, 255, 1);
	text-align: center;
	padding: 0 20px;
}

.content-card p {
	display: flex;
	align-items: center;
	width: 326px;
	font-size: 13px;
	color: #333;
	line-height: 1.6;
	padding: 0 10px;
	word-break: break-all;
}

/* 实战项目区域 */
.project-section {
	padding: 70px 0 60px 0;
}

.project-tabs {
	display: flex;
	justify-content: space-between;
	width: 1200px;
	margin: 40px 0 -27px 0;
}

.project-tab {
	width: 197px;
	height: 59px;
	cursor: pointer;
	font-size: 18px;
	font-weight: bold;
	font-stretch: normal;
	line-height: 59px;
	letter-spacing: 0px;
	color: rgba(255, 255, 255, 1);
	text-align: center;
	background: url(./img/7-tab.png) no-repeat;
	background-size: 100%;
}

.project-tab.active {
	background-image: url(./img/7-tab2.png);
}

.project-card {
	display: none;
	align-items: center;
	height: 503px;
	background: url(./img/7-1.png) no-repeat;
	background-size: 1206px 503px;
	background-position: center;
	padding: 16px 70px 0 70px;
}

.project-card.active {
	display: flex;
}

.project-image {
	width: 542px;
	height: 323px;
	border-radius: 10px;
	margin-right: 50px;
}

.project-image img {
	max-width: 542px;
}




.project-info {}

.project-info-item h4 {
	font-size: 22px;
	font-weight: bold;
	font-stretch: normal;
	line-height: 32px;
	letter-spacing: 0px;
	color: rgba(36, 50, 80, 1);
	margin-bottom: 8px;
}

.project-info-item p {
	font-size: 18px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 1.5;
	letter-spacing: 0px;
	color: rgba(36, 50, 80, 1);
	margin-bottom: 50px;
}



.center-item .input-wrap input {
	font-size: 14px;
	border: none;
	padding-left: 22px;
	width: 255px;
	height: 38px;
	background-color: rgba(173, 215, 255, 0.5);
	border-radius: 19px;
	margin-bottom: 7px;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-pack: justify;
	justify-content: space-between;
	-ms-flex-align: center;
	align-items: center;
}


.center-item .input-wrap input::-moz-placeholder {
	color: rgba(0, 0, 0, 1);
}

.center-item .input-wrap input:-ms-input-placeholder {
	color: rgba(0, 0, 0, 1);
}

.center-item .input-wrap input::placeholder {
	color: rgba(0, 0, 0, 1);
}

.module8 {
	padding: 60px 0;
}

.module8 .list {
	width: 1200px;
	margin: 0 auto;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-wrap: wrap;
	flex-wrap: wrap;
	-ms-flex-pack: justify;
	justify-content: space-between;
}

.module8 .list .item {
	width: 335px;
	height: 184px;
	background: #ffffff;
	border: 1px solid #6b94f9;
	border-radius: 10px;
	position: relative;
	padding-top: 32px;
	margin-top: 37px;
	transition: background-color 0.4s;
}

.module8 .list .item::before {
	content: "";
	top: 72px;
	right: 8px;
	width: 65px;
	height: 102px;
	background-image: url(http://www.mobiletrain.org/special/ai/img/wenhao.png);
	position: absolute;
}

.module8 .list .item:hover {
	background: linear-gradient(0deg,
			#0012ff 0%,
			#19a0fe 100%),
		linear-gradient(#0069f9,
			#0069f9);
}

.module8 .list .item:hover .title {
	color: #ffffff;
}

.module8 .list .item:hover .dec {
	color: #ffffff;
}

.module8 .list .item:hover a {
	background: linear-gradient(90deg,
			#6afcf4 0%,
			#aefdd2 50%,
			#f0fdaf 100%),
		linear-gradient(#ff3774,
			#ff3774);
	color: #334ff9;
}

.module8 .list .item .icon8 {
	position: absolute;
	left: 0;
	top: 50%;
	transform: translate(-50%, -50%);
}

.module8 .list .item .title {
	font-size: 24px;
	font-weight: 600;
	color: #383b4e;
	line-height: 28px;
	padding-left: 64px;
}

.module8 .list .item .dec {
	font-size: 16px;
	font-weight: 400;
	color: #666666;
	line-height: 20px;
	padding-left: 66px;
	margin-top: 7px;
}

.module8 .list .item a {
	width: 176px;
	line-height: 34px;
	background: linear-gradient(0deg,
			#0012ff 0%,
			#19a0fe 100%),
		linear-gradient(#0069f9,
			#0069f9);
	border-radius: 10px;
	font-size: 16px;
	font-weight: 400;
	color: #ffffff;
	text-align: center;
	display: block;
	margin-left: 66px;
	transition: background-color 0.4s;
	margin-top: 25px;
}

.module19 {
	width: 100%;
	height: 450px;
	background: url(./img/8.png) no-repeat;
	background-position: center top;
	background-size: 1920px 450px;
}

.module19 .main {
	display: flex;
	justify-content: flex-end;
	width: 1200px;
	margin: 0 auto;
}

.module19 .form {
	width: 508px;
	height: 345px;
	background: url(./img/8-1.png) no-repeat;
	background-size: 508px 345px;
	margin-top: 50px;
	padding-top: 100px;
}

.module19 .main .form .input-wrap {
	width: 400px;
	height: 53px;
	background: #fff;
	border-radius: 26px;
	border: solid 1px #deeaff;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-align: center;
	align-items: center;
	margin: 0 auto;
	padding-left: 30px;
}

.module19 .main .form .input-wrap+.input-wrap {
	margin-top: 17px;
}

.module19 .main .form .input-wrap .label {
	font-size: 18px;
	color: #333;
}

.module19 .main .form .input-wrap input {
	border: none;
	-ms-flex: 1;
	flex: 1;
	margin-left: 20px;
	font-size: 18px;
	font-weight: 400;
	color: #333333;
	background: #fff;
}

.module19 .main .form .submit {
	width: 229px;
	height: 49px;
	background: linear-gradient(90deg,
			#ff504a 0%,
			#ff3774 100%),
		linear-gradient(#ff802e,
			#ff802e);
	border-radius: 25px;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-align: center;
	align-items: center;
	-ms-flex-pack: center;
	justify-content: center;
	color: #fff;
	font-weight: 400;
	font-size: 20px;
	margin: 30px auto 0;
	cursor: pointer;
}

.module19 .main .form .submit i {
	font-size: 29px;
	margin-left: 10px;
}


.module-wrap .header-wrap {
	background: #ffffff;
	position: relative;
	z-index: 2;
}

.module-wrap .header-wrap .header {
	width: 1200px;
	height: 90px;
	margin: 0 auto;
	-ms-flex-align: center;
	align-items: center;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-pack: justify;
	justify-content: space-between;
}

.module-wrap .header-wrap .header .logo {
	height: 39px;
}

.module-wrap .header-wrap .header .right {
	display: -ms-flexbox;
	display: flex;
}

.module-wrap .header-wrap .header .right .link {
	font-size: 18px;
	font-weight: 400;
	color: #333333;
	line-height: 48px;
}

.module-wrap .header-wrap .header .right .link+.link {
	margin-left: 35px;
}

.module-wrap .header-wrap .header .right .link+.drop {
	margin-left: 35px;
}

.module-wrap .header-wrap .header .right .link::before {
	left: 50%;
	position: absolute;
	top: 41px;
	transform: translateX(-50%);
	width: 24px;
	height: 3px;
	background: #0069f9;
	border-radius: 2px;
}

.module-wrap .header-wrap .header .right .link.active,
.module-wrap .header-wrap .header .right .link:hover {
	color: #0069f9;
	position: relative;
}

.module-wrap .header-wrap .header .right .link.active::before,
.module-wrap .header-wrap .header .right .link:hover::before {
	content: "";
}

.module-wrap .header-wrap .header .right .drop {
	position: relative;
}

.module-wrap .header-wrap .header .right .drop+.link {
	margin-left: 35px;
}

.module-wrap .header-wrap .header .right .drop+.drop {
	margin-left: 35px;
}

.module-wrap .header-wrap .header .right .drop:hover .drop-item::after {
	transform: rotate(180deg);
}

.module-wrap .header-wrap .header .right .drop:hover .drop-list-wrap {
	overflow: visible;
}

.module-wrap .header-wrap .header .right .drop .drop-item {
	cursor: pointer;
	font-size: 18px;
	font-weight: 400;
	color: #333333;
	line-height: 48px;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-align: center;
	align-items: center;
}

.module-wrap .header-wrap .header .right .drop .drop-item:hover {
	color: #0069f9;
	position: relative;
}

.module-wrap .header-wrap .header .right .drop .drop-item:hover::before {
	content: "";
	left: 50%;
	position: absolute;
	top: 41px;
	transform: translateX(-50%);
	width: 24px;
	height: 3px;
	background: #0069f9;
	border-radius: 2px;
}

.module-wrap .header-wrap .header .right .drop .drop-item:hover .itfont {
	transform: rotate(180deg);
}

.module-wrap .header-wrap .header .right .drop .drop-item .itfont {
	font-size: 12px;
	margin-left: 3px;
	transition: all 0.4s;
}

.module-wrap .header-wrap .header .right .drop .drop-list {
	position: absolute;
	width: 120px;
	box-shadow: #999999 0 0 8px;
	border-radius: 6px;
	background: #fff;
	padding: 10px 0;
	transform: translateX(-50%);
	left: 50%;
	top: 100%;
	display: none;
}

.module-wrap .header-wrap .header .right .drop .drop-list .drop-link {
	font-weight: normal;
	font-size: 14px;
	color: #000000;
	display: block;
	line-height: 33px;
	text-align: center;
}

.module-wrap .header-wrap .header .right .drop .drop-list .drop-link:hover {
	color: #326cf6;
	font-weight: bold;
	background-color: #eff6ff;
}

.module-wrap .banner .swiper-slide {
	height: 572px;
	background-position: top;
}

.banner .swiper-pagination-bullet {
	width: 45px;
	height: 3px;
	background: rgba(121, 124, 130, 0.4);
	border-radius: 0;
	opacity: 1;
	margin: 0 5px;
}

.banner .swiper-pagination-bullet-active {
	position: relative;
	width: 45px;
	height: 3px;
	background: rgba(121, 124, 130, 0.4);
}

.banner .swiper-pagination-bullet-active::after {
	position: absolute;
	top: 0;
	left: 0;
	content: '';
	width: 45px;
	height: 3px;
	background: #f0f1f2;
	animation: mymove 3s linear;
	-webkit-animation: mymove 3s linear;
}

@keyframes mymove {
	from {
		width: 0px;
	}

	to {
		width: 22;
	}
}

@-webkit-keyframes mymove {
	from {
		width: 0px;
	}

	to {
		width: 22px;
	}
}

.module-wrap .banner .nav-left {
	width: 1200px;
	margin: 0 auto;
	position: absolute;
	top: 0;
	left: 50%;
	transform: translateX(-50%);
	z-index: 1;
}

.module-wrap .banner .nav-left .nav {
	position: absolute;
	top: 0;
	left: 0;
	width: 336px;
	height: 572px;
	background: rgba(0, 0, 0, 0.4);
	display: -ms-flexbox;
	display: flex;
	-ms-flex-direction: column;
	flex-direction: column;
	-ms-flex-pack: distribute;
	justify-content: space-around;
}

.module-wrap .banner .nav-left .nav .item .title {
	font-size: 18px;
	font-weight: bold;
	color: #ffffff;
	line-height: 18px;
	position: relative;
	border-left: 3px solid #00f9ea;
	margin-left: 21px;
	padding-left: 9px;
}

.module-wrap .banner .nav-left .nav .item .dec-list {
	display: -ms-flexbox;
	display: flex;
	-ms-flex-wrap: wrap;
	flex-wrap: wrap;
	width: 295px;
	margin: 13px auto 0;
	border-top: 1px dashed #ffffff;
	padding-top: 3px;
}

.module-wrap .banner .nav-left .nav .item .dec-list.type0 .dec:nth-child(4n+1) {
	width: 67px;
}

.module-wrap .banner .nav-left .nav .item .dec-list.type0 .dec:nth-child(4n+2) {
	width: 79px;
}

.module-wrap .banner .nav-left .nav .item .dec-list.type0 .dec:nth-child(4n+3) {
	width: 78px;
}

.module-wrap .banner .nav-left .nav .item .dec-list.type1 .dec:nth-child(3n+1) {
	width: 112px;
}

.module-wrap .banner .nav-left .nav .item .dec-list.type1 .dec:nth-child(3n+2) {
	width: 115px;
}

.module-wrap .banner .nav-left .nav .item .dec-list.type2 {
	-ms-flex-pack: justify;
	justify-content: space-between;
}

.module-wrap .banner .nav-left .nav .item .dec-list .dec .course {
	font-size: 16px;
	font-weight: 400;
	color: #ffffff;
	line-height: 30px;
}

.module-wrap .banner .nav-left .nav .item .dec-list .dec .course:hover {
	color: #00f9ea;
}

.module-wrap .module0 {
	background-color: #f1f3fa;
	padding-top: 25px;
	padding-bottom: 24px;
}

.section {
	padding: 60px 0;
}

.card-group {
	width: 1200px;
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 30px;
	margin: 33px auto 46px auto;
}

.card-group .card {
	width: 380px;
	height: 184px;
	background-color: #ffffff;
	box-shadow: 1px 2px 51px 0px rgba(161, 188, 253, 0.4);
	border-radius: 20px;
	border: solid 1px #b4caff;
	box-sizing: border-box;
}

.card-group .card-header {
	width: 251px;
	height: 54px;
	background: linear-gradient(90deg,
			#19a0fe 0%,
			#0012ff 100%),
		linear-gradient(#ffffff,
			#ffffff);
	background-blend-mode: normal,
		normal;
	border-radius: 1px 1px 20px 20px;
	margin: 0 auto;
	font-size: 24px;
	font-weight: bold;
	color: #ffffff;
	text-align: center;
	line-height: 54px;
}

.card-group .card p {
	font-size: 18px;
	padding: 0 26px;
	color: #2c3657;
	margin-top: 34px;
	line-height: 1.8;
}

.card-group .card p span {
	color: #e26e54;
	font-weight: bold;
}

.section2 {
	width: 100%;
	height: 860px;
	background: url(./img/1-2.jpg) no-repeat;
	background-size: 1922px 980px;
	background-position: center;
	margin: 0 auto;
}

.img-group {
	display: flex;
	flex-wrap: wrap;
	gap: 18px;
	width: 1200px;
	height: 638px;
	background: url(./img/1-1.png) no-repeat;
	background-size: 100%;
	margin: 30px auto;
}

.img-group .img-item {
	width: 266px;
	padding-left: 20px;
	font-size: 14px;
	color: #2c3657;
}

.img-group .img-item div {
	font-size: 18px;
	font-weight: bold;
	padding-top: 110px;
	margin-bottom: 6px;
}

.img-group .img-item span {
	color: #e26e54;
	font-weight: bold;
}

.section3 {
	width: 100%;
	height: 530px;
	background: url(./img/2-3.jpg) no-repeat;
	background-size: 1922px 650px;
	background-position: center;
	margin: 0 auto;
}

.dual-content {
	width: 1200px;
	margin: 57px auto 0 auto;
	display: flex;
}

.dual-content .dual-item-img {
	width: 376px;
	margin-left: 142px;
	margin-right: 120px;
}

.dual-content .dual-item {
	width: 448px;
	height: 268px;
	background: url(./img/2-2.png) no-repeat;
	background-size: 100% 380px;
	padding-top: 112px;
}

.dual-content .dual-item p {
	padding-left: 117px;
	line-height: 42px;
	font-size: 17px;
	color: #ffffff;
}

.study-img {
	width: 100%;
	height: 720px;
	background: url(./img/4-1.png) no-repeat;
	background-size: 1302px 720px;
	background-position: center;
	margin: -94px auto -140px auto;
}

.section5 {
	width: 100%;
	height: 860px;
	background: url(./img/5.png) no-repeat;
	background-size: 1920px 980px;
	background-position: center;
	margin: 0 auto;
}

.teacher-group {
	width: 1200px;
	margin: 40px auto;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
}

.teacher-group .teacher1,
.teacher-group .teacher2 {
	width: 272px;
	height: 244px;
	background: url(./img/5-1.png) no-repeat;
	background-size: 100%;
	font-size: 15px;
	color: #ffffff;
	padding-left: 318px;
	padding-top: 26px;
	line-height: 1.8;
	margin-bottom: 38px;
}

.teacher-group .teacher2 {
	background: url(./img/5-2.png) no-repeat;
	background-size: 100%;
}

.teacher-group .teacher1 h4,
.teacher-group .teacher2 h4 {
	font-size: 24px;
	font-weight: bold;
	margin-bottom: 4px;
}

.teacher-group .teacher3,
.teacher-group .teacher4,
.teacher-group .teacher5,
.teacher-group .teacher6 {
	position: relative;
	width: 260px;
	height: 120px;
	background: url(./img/5-3.png) no-repeat;
	background-size: 100%;
	font-size: 15px;
	line-height: 1.8;
	color: #ffffff;
	padding-left: 25px;
	padding-top: 209px;
}

.teacher-group .teacher4 {
	background: url(./img/5-4.png) no-repeat;
	background-size: 100%;
}

.teacher-group .teacher5 {
	background: url(./img/5-5.png) no-repeat;
	background-size: 100%;
}

.teacher-group .teacher6 {
	background: url(./img/5-6.png) no-repeat;
	background-size: 100%;
}

.teacher-group .teacher3 h4,
.teacher-group .teacher4 h4,
.teacher-group .teacher5 h4,
.teacher-group .teacher6 h4 {
	position: absolute;
	top: 177px;
	right: 14px;
	width: 24px;
	line-height: 1.2;
	font-weight: bold;
}

.cert-group {
	height: 522px;
	display: block;
	margin: 42px auto;
}

.section7 {
	width: 100%;
	height: 658px;
	background: url(./img/7.png) no-repeat;
	background-size: 1920px 1080px;
	background-position: center;
	margin: 0 auto;
}

.section7 .section7-1 {
	height: 444px;
	display: block;
	margin: 40px auto;
}