* {
  margin: 0;
  padding: 0;
  outline: 0;
  box-sizing: border-box;
  font-style: normal;
  font-weight: normal;
}
html {
  height: 100%;
}
a {
  color: #000;
  text-decoration: none;
  cursor: pointer;
}
a:hover {
  color: #1890FF;
}
i {
  font-style: normal;
  color: #ff2d41;
}
li {
  list-style: none;
}
img {
  width: 100%;
  height: auto;
  vertical-align: middle;
}
span {
  display: inline-block;
}
.center {
  margin: 0 auto;
}
button {
  border: none;
  background-color: transparent;
  outline: none;
  cursor: pointer;
}
.showed {
  display: block;
}
.textControl {
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.textControl2 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.textControl4 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow: hidden;
}
.flexcc {
  display: flex;
  align-items: center;
  justify-content: center;
}
.flexccc {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
.flexjs {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
/* 清除浮动 */
.clearfix::before,
.clearfix:after {
  content: "";
  display: table;
}
.clearfix:after {
  clear: both;
}
.clearfix {
  *zoom: 1;
}
.container {
  max-width: 1180px;
  margin: 0 auto;
}
.hide {
  display: none;
}
.mt10 {
  margin-top: 10px;
}
.mt20 {
  margin-top: 20px;
}
.mt40 {
  margin-top: 40px;
}
.mt60 {
  margin-top: 60px;
}
.pr20 {
  padding-right: 20px;
}
body {
  margin: 0 auto;
  min-width: 1200px;
  background: #FFFFFF;
}
body .btn {
  cursor: pointer;
}
body header {
  position: sticky;
  top: 0;
  z-index: 11;
  width: 100%;
  height: 70px;
  background: #ffffff;
  box-shadow: 0px 6px 12px rgba(99, 110, 155, 0.1);
}
body header .header_content {
  height: 70px;
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
body header .header_content .header_content_left .jc_log {
  display: inline-block;
}
body header .header_content .header_content_left .jc_log img {
  height: 32px;
  width: auto;
}
body header .header_content nav {
  height: 100%;
  flex: 1;
}
body header .header_content nav ul.nva_main {
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
body header .header_content nav ul.nva_main li {
  height: 100%;
  position: relative;
  margin-left: 60px;
}
body header .header_content nav ul.nva_main li a {
  font-size: 16px;
  font-family: PingFang SC, PingFang SC-Medium;
  font-weight: 500;
  text-align: CENTER;
  color: #333333;
}
body header .header_content nav ul.nva_main li .hot {
  position: absolute;
  top: 8px;
  width: 20px;
  height: 20px;
  background: url(../img/ico_hot.png) no-repeat;
  background-size: auto 100%;
}
body header .header_content nav ul.nva_main li a:hover {
  color: #1B84FF;
}
body header .header_content nav ul.nva_main li a.active {
  color: #1B84FF;
}
body header .header_content nav ul.nva_main li.active > a {
  color: #1B84FF;
}
body header .header_content nav ul.nva_main li.active p a {
  color: #1B84FF;
}
body header .header_content nav ul.nva_main li.active::after {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  Width: 100%;
  Height: 4px;
  background: #1B84FF;
}
body header .header_content .user_box {
  display: flex;
}
body header .header_content .new_bg {
  margin-right: 8px;
  width: 101px;
  height: auto;
}
body header .header_content .go_login_case {
  display: flex;
  justify-content: center;
  align-items: center;
}
body header .header_content .go_login_case a {
  height: 20px;
  line-height: 20px;
  font-size: 14px;
  font-family: PingFang SC, PingFang SC-Medium;
  font-weight: 500;
  text-align: CENTER;
  display: inline-block;
  color: #666666;
}
body header .header_content .new_log {
  margin-right: 8px;
  height: 28px;
}
body header .header_content #userName {
  height: 18px;
  line-height: 18px;
  font-size: 18px;
}
body .banner {
  width: 100%;
  height: auto;
  top: 0;
  left: 0;
  position: relative;
  background-size: cover;
  -webkit-background-size: cover;
  -o-background-size: cover;
  background-repeat: no-repeat;
}
body .banner .banner_case {
  height: 621px;
  width: 100%;
  background: url(../img/banner.png?v=1.1) no-repeat center center;
  background-size: auto 100%;
}
body .main-index {
  padding-top: 122px;
  padding-bottom: 200px;
}
body .main-index section[class^="section_box"] .big_title {
  position: relative;
  height: 47px;
  font-size: 36px;
  font-weight: 700;
  line-height: 47px;
  letter-spacing: 0.25px;
  color: #1C1C28;
  text-align: center;
}
body .main-index section[class^="section_box"] .big_title::before {
  content: '';
  width: 30px;
  height: 23px;
  margin-right: 20px;
  background: url(../img/ico_title_left.png) no-repeat;
  background-size: 100%;
}
body .main-index section[class^="section_box"] .big_title::after {
  content: '';
  width: 30px;
  height: 23px;
  margin-left: 20px;
  background: url(../img/ico_title_right.png) no-repeat;
  background-size: 100%;
}
body .main-index section[class^="section_box"] .hint {
  margin-top: 12px;
  height: 32px;
  font-size: 24px;
  line-height: 32px;
  letter-spacing: 0.25px;
  color: #28293D;
  text-align: center;
}
body .main-index .text_white .big_title {
  color: #FFFFFF !important;
}
body .main-index .text_white .hint {
  color: #FFFFFF !important;
}
body .main-index .text_white .big_title::before {
  background-image: url(../img/ico_title_left1.png) !important;
}
body .main-index .text_white .big_title::after {
  background-image: url(../img/ico_title_right1.png) !important;
}
body .main-index .swiper-container-horizontal > .swiper-pagination-bullets {
  bottom: 0;
}
body .main-index span.swiper-pagination-bullet.swiper-pagination-bullet-active {
  width: 30px;
  height: 10px;
  background: linear-gradient(90deg, #3860D9 0%, #1C3CC7 100%);
  box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.04), 0px 2px 6px rgba(0, 0, 0, 0.04), 0px 0px 1px rgba(0, 0, 0, 0.04);
  border-radius: 10px;
}
body .main-index .section_box1 {
  padding-bottom: 56px;
}
body .main-index .section_box1 .content_box {
  margin-top: 48px;
}
body .main-index .section_box1 .content_box .top-case {
  width: 860px;
  height: 209px;
  background: #E8F3FF;
  border-radius: 12px;
}
body .main-index .section_box1 .content_box .top-case .table-title {
  justify-content: flex-start;
  padding-left: 24px;
  width: 860px;
  height: 44px;
  background: #6AA1FF;
  border-radius: 12px 12px 0px 0px;
  font-size: 18px;
  line-height: 24px;
  color: #FFFFFF;
}
body .main-index .section_box1 .content_box .top-case .class-list-case {
  overflow: hidden;
  margin: 16px;
  height: 132px;
}
body .main-index .section_box1 .content_box .top-case .class-list-case .class-list {
  padding: 0 8px;
}
body .main-index .section_box1 .content_box .top-case .class-list-case .class-list .item .hot-ico::after {
  content: '';
  margin-left: 5px;
  width: 16px;
  height: 16px;
  background: url(../img/hot-ico.png) no-repeat center;
  background-size: 100%;
}
body .main-index .section_box1 .content_box .top-case .class-list-case .class-list .item p {
  font-weight: 400;
  font-size: 16px;
  line-height: 21px;
  color: #1D2129;
}
body .main-index .section_box1 .content_box .top-case .class-list-case .class-list .item p:nth-of-type(2) {
  width: 280px;
}
body .main-index .section_box1 .content_box .top-case .class-list-case .class-list .item .btn {
  width: 120px;
  height: 33px;
  background: linear-gradient(147.14deg, #FF8800 6.95%, #E63535 93.05%);
  border-radius: 50px;
  font-size: 16px;
  line-height: 21px;
  color: #FFFFFF;
}
body .main-index .section_box1 .content_box .top-case .class-list-case .class-list .item:nth-of-type(n+2) {
  margin-top: 16px;
}
body .main-index .section_box1 .content_box .infor-case {
  margin-top: 48px;
  height: 401px;
}
body .main-index .section_box1 .content_box .infor-case .left_box {
  justify-content: space-between;
  width: 511px;
  height: 324px;
  margin-right: 49px;
}
body .main-index .section_box1 .content_box .infor-case .left_box p {
  text-align: left;
  font-size: 18px;
  line-height: 200%;
  color: #1C1C28;
}
body .main-index .section_box1 .content_box .infor-case .right_box {
  overflow: hidden;
  width: 640px;
  height: 100%;
}
body .main-index .section_box1 .content_box .infor-case .right_box .swiperInfo {
  left: -92px;
  width: 730px;
  height: 100%;
}
body .main-index .section_box1 .content_box .infor-case .right_box .swiperInfo .swiper-slide img {
  height: 367px;
  border-radius: 20px;
}
body .main-index .section_box1 .content_box .infor-case .right_box .swiperInfo .swiper-button-next::after {
  content: '';
}
body .main-index .section_box1 .content_box .infor-case .right_box .swiperInfo .swiper-button-next {
  top: 53px;
  right: 0;
  width: 66px;
  height: 310px;
}
body .main-index .section_box2 {
  padding-bottom: 90px;
}
body .main-index .section_box2 .content_box {
  margin-top: 28px;
}
body .main-index .section_box2 .content_box .itme {
  padding: 12px;
  width: 286px;
  height: 282px;
  background: #FFFFFF;
  border: 1px solid #C7C9D9;
  box-sizing: border-box;
  box-shadow: 0px 2px 4px rgba(40, 41, 61, 0.04), 0px 8px 16px rgba(96, 97, 112, 0.16);
  border-radius: 10px;
}
body .main-index .section_box2 .content_box .ico_case {
  margin-top: 20px;
  width: 100%;
  height: 90px;
  background: url(../img/icon_1.png) no-repeat center center;
  background-size: auto 100%;
}
body .main-index .section_box2 .content_box .num1 {
  background: url(../img/icon_2.png) no-repeat center center;
  background-size: auto 61.09px;
}
body .main-index .section_box2 .content_box .num2 {
  background: url(../img/icon_3.png) no-repeat center center;
  background-size: auto 68px;
}
body .main-index .section_box2 .content_box .num3 {
  background: url(../img/icon_4.png) no-repeat center center;
  background-size: auto 64px;
}
body .main-index .section_box2 .content_box h3 {
  white-space: nowrap;
  margin-top: 24.2px;
  margin-bottom: 12px;
  font-weight: 400;
  font-size: 24px;
  line-height: 32px;
  color: #28293D;
}
body .main-index .section_box2 .content_box .info {
  width: 100%;
  min-height: 72px;
}
body .main-index .section_box2 .content_box .info li {
  font-weight: 400;
  font-size: 14px;
  line-height: 18px;
  color: #555770;
  text-align: left;
  list-style: inside;
  text-indent: -1.4em;
  margin-left: 1.4em;
}
body .main-index .section_box3 {
  padding-top: 30px;
  background: #F6FAFF;
}
body .main-index .section_box3 .case_item {
  margin-top: 108px;
  height: 284px;
  background: #FFFFFF;
  box-shadow: 0px 12px 24px rgba(31, 65, 199, 0.2);
}
body .main-index .section_box3 .case_item .blue20 {
  height: 20px;
  background: #3B62DB;
  box-shadow: 0px 24px 48px rgba(31, 65, 199, 0.2);
}
body .main-index .section_box3 .case_item .center_case {
  padding: 0 96px 0 84px;
  height: 100%;
}
body .main-index .section_box3 .case_item .center_case .left {
  position: relative;
  width: 458px;
  height: 286px;
}
body .main-index .section_box3 .case_item .center_case .left img {
  position: relative;
  margin-top: -60px;
  width: auto;
  height: 286px;
  border-radius: 20px;
}
body .main-index .section_box3 .case_item .center_case .right {
  margin-left: 24px;
  padding-top: 33px;
  height: 100%;
  text-align: left;
}
body .main-index .section_box3 .case_item .center_case .right p {
  font-size: 18px;
  line-height: 24px;
  letter-spacing: 0.25px;
  color: #28293D;
}
body .main-index .section_box3 .case_item .center_case .right p:first-child {
  height: 40px;
  font-size: 30px;
  line-height: 40px;
  margin-bottom: 26px;
}
body .main-index .section_box3 .swiper-container {
  width: 100%;
  height: 100%;
  padding-bottom: 90px;
}
body .main-index .section_box3 .swiper-container .btn {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 61px;
  z-index: 1;
  width: 218px;
  height: 58px;
  background: linear-gradient(90deg, #FF6235 0%, #FF7646 100%);
  box-shadow: 0px 4px 8px rgba(255, 116, 68, 0.25), 0px 12px 24px rgba(255, 116, 68, 0.5);
  border-radius: 50px;
  font-size: 20px;
  color: #FFFFFF;
}
body .main-index .section_box3 .swiper-slide {
  flex-direction: column;
  text-align: center;
  font-size: 18px;
  background: #f6faff;
  /* Center slide text vertically */
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
}
body .main-index .section_box3 .swiper-button-prev:after {
  content: ' ';
}
body .main-index .section_box3 .swiper-button-next:after {
  content: ' ';
}
body .main-index .section_box3 .swiper-button-prev {
  width: 36px;
  height: 36px;
  left: 24px;
  top: 227px;
  background: url(../img/prev1.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-index .section_box3 .swiper-button-next {
  width: 36px;
  height: 36px;
  right: 36px;
  top: 227px;
  background: url(../img/next1.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-index .section_box3 span.swiper-pagination-bullet.swiper-pagination-bullet-active {
  width: 30px;
  height: 10px;
  background: linear-gradient(90deg, #3860D9 0%, #1C3CC7 100%);
  box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.04), 0px 2px 6px rgba(0, 0, 0, 0.04), 0px 0px 1px rgba(0, 0, 0, 0.04);
  border-radius: 10px;
}
body .main-index .section_box3 .swiper-container-horizontal > .swiper-pagination-bullets,
body .main-index .section_box3 .swiper-pagination-custom,
body .main-index .section_box3 .swiper-pagination-fraction {
  width: auto;
  left: 246px;
  bottom: 104px;
}
body .main-index .section_box4 {
  padding-top: 90px;
}
body .main-index .section_box4 .content_box {
  padding-top: 48px;
  padding-bottom: 90px;
}
body .main-index .section_box4 .content_box .itme {
  justify-content: flex-end;
  width: 22%;
  height: 300px;
}
body .main-index .section_box4 .content_box .itme .ico_case {
  margin-bottom: 28px;
  width: 100%;
  height: 212px;
  background: url(../img/ico_1.png) no-repeat center center;
  background-size: auto 100%;
}
body .main-index .section_box4 .content_box .itme .num1 {
  height: 206px;
  background: url(../img/ico_2.png) no-repeat center center;
  background-size: auto 100%;
}
body .main-index .section_box4 .content_box .itme .num2 {
  height: 199px;
  background: url(../img/ico_3.png) no-repeat center center;
  background-size: auto 100%;
}
body .main-index .section_box4 .content_box .itme .num3 {
  Height: 196.79px;
  background: url(../img/ico_4.png) no-repeat center center;
  background-size: auto 100%;
}
body .main-index .section_box4 .content_box .itme h3 {
  margin-bottom: 0;
  font-weight: bold;
  font-size: 24px;
  line-height: 32px;
  letter-spacing: 0.25px;
  color: #28293D;
}
body .main-index .section_box4 .content_box .itme p {
  margin-top: 9px;
  font-weight: 400;
  font-size: 14px;
  line-height: 18px;
  letter-spacing: 0.25px;
  color: #555770;
}
body .main-index .section_box5 {
  padding-top: 90px;
}
body .main-index .section_box5 .content_box .course_list_box {
  margin-bottom: 66px;
}
body .main-index .section_box5 .content_box .course_list_box .top_case {
  justify-content: flex-start;
}
body .main-index .section_box5 .content_box .course_list_box .top_case .title :first-child {
  font-size: 24px;
  line-height: 32px;
  color: #1C1C28;
}
body .main-index .section_box5 .content_box .course_list_box .top_case .title :last-child {
  margin-top: 2px;
  font-size: 20px;
  line-height: 26px;
  color: #555770;
}
body .main-index .section_box5 .content_box .course_list_box .top_case::before {
  content: '';
  width: 60px;
  height: 60px;
  margin-right: 17px;
  background: url(../img/title_ico1.png) no-repeat;
  background-size: auto 100%;
}
body .main-index .section_box5 .content_box .course_list_box .nun1::before {
  background: url(../img/title_ico3.png) no-repeat center;
  background-size: auto 100%;
}
body .main-index .section_box5 .content_box .course_list_box .nun2::before {
  background: url(../img/title_ico2.png) no-repeat center;
  background-size: auto 100%;
}
body .main-index .section_box5 .content_box .course_list_box .course_list {
  margin-top: 24px;
  flex-wrap: wrap;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li {
  justify-content: flex-start;
  width: 285px;
  height: 300px;
  background: #FFFFFF;
  border: 1px solid #C7C9D9;
  border-radius: 10px;
  transition: transform 0.3s;
  overflow: hidden;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .hander {
  cursor: pointer;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .card_img {
  position: relative;
  width: 100%;
  cursor: pointer;
  display: block;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .card_img .btn {
  display: none;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 87px;
  height: 30px;
  line-height: 30px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid #FFFFFF;
  border-radius: 24px;
  font-weight: 500;
  font-size: 16px;
  color: #FFFFFF;
  text-align: center;
  z-index: 1;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .info_case {
  align-items: flex-start;
  justify-content: space-between;
  width: 100%;
  height: 100%;
  padding: 12px;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .info_case > :first-child {
  min-height: 44px;
  font-size: 16px;
  line-height: 22px;
  color: #555770;
  cursor: pointer;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .info_case .post span {
  display: block;
  font-size: 14px;
  line-height: 19px;
  color: #3E7BFA;
  cursor: pointer;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .info_case > :last-child {
  width: 100%;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .info_case > :last-child span {
  font-size: 14px;
  line-height: 19px;
  text-align: right;
  color: #8F90A6;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .btn {
  width: 100%;
  height: 40px;
  background: #FFFFFF;
  border: 1px solid #3E7BFA;
  box-sizing: border-box;
  font-weight: 400;
  font-size: 14px;
  line-height: 18px;
  color: #3E7BFA;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .orange {
  color: #FF8800;
  background: #FFF8E6;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li .no_open {
  color: #fff;
  cursor: not-allowed;
  background: #C7C9D9;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li:nth-of-type(4n) {
  margin-right: 0px;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li:nth-of-type(n+5) {
  margin-top: 20px;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li:hover {
  -webkit-transform: translateY(-5px);
  -ms-transform: translateY(-5px);
  transform: translateY(-5px);
  box-shadow: 0px 11.9195px 17.8792px rgba(0, 0, 0, 0.06), 0px 1.48993px 4.4698px rgba(0, 0, 0, 0.04), 0px 0px 0.744966px rgba(0, 0, 0, 0.04);
}
body .main-index .section_box5 .content_box .course_list_box .course_list li:hover .card_img::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #000000;
  opacity: 0.5;
}
body .main-index .section_box5 .content_box .course_list_box .course_list li:hover .btn {
  display: block !important;
}
body .main-index .section_box5 .content_box > :last-child {
  margin-bottom: 0px;
}
body .main-index .section_box5 .content_box > :last-child .course_list {
  justify-content: flex-start;
}
body .main-index .section_box5 .content_box > :last-child .course_list li {
  margin-right: 20px;
}
body .main-index .section_box5 .content_box > :last-child .course_list li:nth-of-type(4n) {
  margin-left: 0px;
}
body .main-index .section_box6 {
  padding-top: 90px;
  padding-bottom: 60px;
}
body .main-index .section_box6 .content_box {
  width: 100%;
  margin-top: 41px;
}
body .main-index .section_box6 .content_box .scene_list {
  position: relative;
  padding: 0 32px;
  width: 100%;
}
body .main-index .section_box6 .content_box .scene_list .stack-up {
  padding-bottom: 30px;
}
body .main-index .section_box6 .content_box .scene_list .swiper-button-prev:after {
  content: ' ';
}
body .main-index .section_box6 .content_box .scene_list .swiper-button-next:after {
  content: ' ';
}
body .main-index .section_box6 .content_box .scene_list .swiper-button-prev {
  width: 64px;
  height: 64px;
  left: 0px;
  background: url(../img/prev.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-index .section_box6 .content_box .scene_list .swiper-button-next {
  width: 64px;
  height: 64px;
  right: 0px;
  background: url(../img/next.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-index .section_box6 .content_box .scene_list img {
  width: 100%;
  height: 550px;
  box-shadow: 0px 4px 8px rgba(58, 55, 54, 0.25), 0px 12px 24px rgba(112, 110, 109, 0.5);
  border-radius: 20px;
}
body .main-index .section_box6 .content_box .info_list {
  position: relative;
  margin-top: 90px;
  padding: 0 32px;
}
body .main-index .section_box6 .content_box .info_list .item_case {
  position: relative;
  border-radius: 16px;
  cursor: pointer;
}
body .main-index .section_box6 .content_box .info_list .item_case .duration {
  position: absolute;
  top: 128px;
  right: 12px;
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.25px;
  color: #FFFFFF;
}
body .main-index .section_box6 .content_box .info_list .item_case P {
  margin-top: 10px;
  font-size: 16px;
  line-height: 21px;
  letter-spacing: 0.25px;
  color: #000000;
}
body .main-index .section_box6 .content_box .info_list .item_case img {
  border-radius: 16px;
}
body .main-index .section_box6 .content_box .info_list .item_case::before {
  content: '';
  width: 0;
  height: 0;
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-top: 16px solid transparent;
  border-left: 28px solid #FFF;
  border-bottom: 16px solid transparent;
}
body .main-index .section_box6 .content_box .info_list .swiper-button-prev:after {
  content: ' ';
}
body .main-index .section_box6 .content_box .info_list .swiper-button-next:after {
  content: ' ';
}
body .main-index .section_box6 .content_box .info_list .swiper-button-prev {
  width: 64px;
  height: 64px;
  top: 40%;
  left: 0px;
  background: url(../img/prev.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-index .section_box6 .content_box .info_list .swiper-button-next {
  width: 64px;
  height: 64px;
  top: 40%;
  right: 0px;
  background: url(../img/next.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-index .section_box7 {
  padding-top: 30px;
  padding-bottom: 60px;
}
body .main-index .section_box7 .content_box {
  padding-top: 48px;
}
body .main-index .section_box7 .content_box .itme {
  justify-content: flex-end;
}
body .main-index .section_box7 .content_box .itme .ico_case {
  width: 280px;
  height: 202px;
  padding: 10px;
  background: #FFFFFF;
  box-shadow: 0px 2px 4px rgba(40, 41, 61, 0.04), 0px 8px 16px rgba(96, 97, 112, 0.16);
  border-radius: 12px;
}
body .main-index .section_box7 .content_box .itme p {
  margin-top: 12px;
  font-weight: 400;
  font-size: 14px;
  line-height: 18px;
  letter-spacing: 0.25px;
  color: #555770;
}
body .main-index .section_box8 {
  padding-top: 30px;
  padding-bottom: 60px;
}
body .main-index .section_box8 .content_box {
  position: relative;
  margin-top: 40px;
}
body .main-index .section_box8 .content_box .content_case {
  position: relative;
}
body .main-index .section_box8 .content_box .content_case .swiper-container {
  width: 100%;
  padding-top: 10px;
  height: 300px;
}
body .main-index .section_box8 .content_box .content_case .swiper-slide {
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.3s;
}
body .main-index .section_box8 .content_box .content_case .swiper-slide .teacher-info {
  display: none;
  padding: 20px 5px 13px 12px;
  font-size: 16px;
  line-height: 150%;
  color: #FFFFFF;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 20px;
}
body .main-index .section_box8 .content_box .content_case .swiper-slide .teacher-info .case {
  padding-right: 5px;
  height: 100%;
  overflow-y: auto;
}
body .main-index .section_box8 .content_box .content_case .swiper-slide .teacher-info .case p {
  margin-top: 8px;
}
body .main-index .section_box8 .content_box .content_case .swiper-slide:hover {
  z-index: 10;
  transform: translateY(-5px);
}
body .main-index .section_box8 .content_box .content_case .swiper-slide:hover .teacher-info {
  display: block;
}
body .main-index .section_box8 .content_box .content_case .case::-webkit-scrollbar {
  width: 3px;
  height: 3px;
  background: #d9d9d94f;
  border-radius: 2px;
}
body .main-index .section_box8 .content_box .content_case .case::-webkit-scrollbar-thumb {
  background: #D9D9D9;
  border-radius: 2px;
  cursor: pointer;
}
body .main-index .section_box8 .content_box .content_case .swiper-button-prev:after,
body .main-index .section_box8 .content_box .content_case .swiper-button-next:after {
  content: ' ';
}
body .main-index .section_box8 .content_box .content_case .swiper-button-prev {
  width: 64px;
  height: 64px;
  top: 50%;
  left: -50px;
  background: url(../img/prev.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-index .section_box8 .content_box .content_case .swiper-button-next {
  width: 64px;
  height: 64px;
  top: 50%;
  right: -50px;
  background: url(../img/next.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-index .section_box9 {
  padding-top: 48px;
  padding-bottom: 90px;
  background: #F6FAFF;
}
body .main-index .section_box9 .conten_box {
  margin-top: 48px;
}
body .main-index .section_box9 .conten_box .first_case {
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
}
body .main-index .section_box9 .conten_box .first_case .vido_case {
  width: 384px;
}
body .main-index .section_box9 .conten_box .first_case .vido_case .ioc_MP4 {
  position: relative;
  width: 188px;
  height: 200px;
  background: url(../img/feedback_bg1.png) no-repeat;
  background-size: auto 100%;
  border-radius: 12px;
  cursor: pointer;
}
body .main-index .section_box9 .conten_box .first_case .vido_case > .num1 {
  background: url(../img/feedback_bg2.png) no-repeat;
  background-size: auto 100%;
}
body .main-index .section_box9 .conten_box .first_case .vido_case .ioc_MP4::before {
  content: '';
  width: 0;
  height: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-left: 28px solid #FFF;
  border-top: 16px solid transparent;
  border-bottom: 16px solid transparent;
}
body .main-index .section_box9 .conten_box .first_case .feedback {
  width: 384px;
  height: 200px;
  padding: 16px 20px;
  background: #FFFFFF;
  box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.04), 0px 2px 6px rgba(0, 0, 0, 0.04), 0px 0px 1px rgba(0, 0, 0, 0.04);
  border-radius: 12px;
  text-align: left;
  transition: transform 0.3s;
}
body .main-index .section_box9 .conten_box .first_case .feedback .symbol {
  width: 26px;
  height: 24px;
  background: url(../img/ico_symbol.png) no-repeat;
  background-size: auto 100%;
}
body .main-index .section_box9 .conten_box .first_case .feedback p {
  width: 100%;
  min-height: 98px;
  font-size: 14px;
  line-height: 175%;
  text-align: justify;
  letter-spacing: 0.25px;
  color: #28293D;
}
body .main-index .section_box9 .conten_box .first_case .feedback .user_ico {
  justify-content: flex-end;
}
body .main-index .section_box9 .conten_box .first_case .feedback .user_ico::before {
  content: "";
  width: 18px;
  height: 18px;
  margin-right: 3px;
  background: url(../img/user_ico1.png) no-repeat;
  background-size: auto 100%;
}
body .main-index .section_box9 .conten_box .first_case .feedback .num1::before {
  background: url(../img/user_ico2.png) no-repeat;
  background-size: auto 100%;
}
body .main-index .section_box9 .conten_box .first_case .feedback .num2::before {
  background: url(../img/user_ico3.png) no-repeat;
  background-size: auto 100%;
}
body .main-index .section_box9 .conten_box .first_case .feedback .num3::before {
  background: url(../img/user_ico4.png) no-repeat;
  background-size: auto 100%;
}
body .main-index .section_box9 .conten_box .first_case .feedback .num4::before {
  background: url(../img/user_ico5.png) no-repeat;
  background-size: auto 100%;
}
body .main-index .section_box9 .conten_box .first_case .feedback span {
  width: 100%;
  height: 16px;
  font-size: 12px;
  line-height: 16px;
  color: #8F90A6;
  text-align: right;
}
body .main-index .section_box9 .conten_box .first_case .feedback:nth-of-type(n+4) {
  margin-top: 20px;
}
body .main-index .section_box9 .conten_box .first_case .feedback {
  height: auto;
}
body .main-index .section_box9 .conten_box .first_case .feedback .textControl4 {
  height: 120px;
  -webkit-line-clamp: 5;
}
body .main-index .section_box9 .conten_box .article-list {
  margin-top: 50px;
  width: 1200px;
  padding: 20px;
  border-radius: 12px;
  background: #FFFFFF;
  box-shadow: 0px 10px 20px 0px rgba(0, 0, 0, 0.04), 0px 2px 6px 0px rgba(0, 0, 0, 0.04), 0px 0px 1px 0px rgba(0, 0, 0, 0.04);
}
body .main-index .section_box9 .conten_box .article-list h2 {
  height: 26px;
  font-family: OPPOSans-B;
  font-size: 20px;
  font-weight: bold;
  letter-spacing: 0.25px;
  color: #1C1C28;
}
body .main-index .section_box9 .conten_box .article-list .act-case {
  margin-top: 12px;
  position: relative;
}
body .main-index .section_box9 .conten_box .article-list .act-case::before {
  content: '';
  position: absolute;
  left: 50%;
  height: 100%;
  width: 1px;
  background-color: #EFEFEF;
}
body .main-index .section_box9 .conten_box .article-list .act-case div {
  align-items: flex-start;
  width: 542.5px;
}
body .main-index .section_box9 .conten_box .article-list .act-case div .item .title {
  justify-content: flex-start;
  width: 404px;
  height: 28px;
  font-family: OPPOSans-R;
  font-size: 16px;
  font-weight: normal;
  line-height: 28px;
  letter-spacing: 0.25px;
  color: #28293D;
}
body .main-index .section_box9 .conten_box .article-list .act-case div .item .title::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 10px;
  background: #C7C9D9;
  flex: none;
}
body .main-index .section_box9 .conten_box .photo-list {
  position: relative;
  padding: 48px 32px 0;
  width: 100%;
}
body .main-index .section_box9 .conten_box .photo-list .stack-up {
  padding-bottom: 30px;
}
body .main-index .section_box9 .conten_box .photo-list .swiper-button-prev:after {
  content: ' ';
}
body .main-index .section_box9 .conten_box .photo-list .swiper-button-next:after {
  content: ' ';
}
body .main-index .section_box9 .conten_box .photo-list .swiper-button-prev {
  width: 64px;
  height: 64px;
  left: 0px;
  background: url(../img/prev.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-index .section_box9 .conten_box .photo-list .swiper-button-next {
  width: 64px;
  height: 64px;
  right: 0px;
  background: url(../img/next.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-index .section_box9 .conten_box .photo-list img {
  width: 100%;
  height: 550px;
  box-shadow: 0px 4px 8px rgba(58, 55, 54, 0.25), 0px 12px 24px rgba(112, 110, 109, 0.5);
  border-radius: 20px;
}
body .main-index .section_box9 .conten_box .photo-list .photo-hint {
  text-align: center;
  margin-top: 24px;
  font-size: 24px;
  line-height: 32px;
  letter-spacing: 0.25px;
  color: #28293D;
}
body .main-index .section_box10 {
  padding-top: 30px;
  padding-bottom: 150px;
}
body .main-index .section_box10 .content_box {
  width: 100%;
  flex-wrap: wrap;
  align-content: space-evenly;
  margin-top: 60px;
}
body .main-index .section_box10 .content_box .item_box {
  width: 25%;
  text-align: center;
}
body .main-index .section_box10 .content_box .item_box .ico_logo {
  width: 88px;
  height: 88px;
  padding: 14px;
  background: linear-gradient(155.98deg, #6BB5FF 21.46%, #0B7FF2 76.55%);
  box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.04), 0px 2px 6px rgba(0, 0, 0, 0.04), 0px 0px 1px rgba(0, 0, 0, 0.04);
  border-radius: 200px;
  border: 12px solid #D9ECFF;
}
body .main-index .section_box10 .content_box .item_box p {
  margin-top: 12px;
  height: 32px;
  font-size: 24px;
  line-height: 32px;
  color: #28293D;
}
body .main-index .section_box10 .content_box .item_box p:last-child {
  margin-top: 12px;
  min-height: 54px;
  font-size: 14px;
  line-height: 18px;
  text-align: center;
  color: #606266;
}
body .main-index .section_box10 .content_box .item_box:nth-of-type(n+5) {
  margin-top: 36px;
}
body .main-index .section_box11 {
  padding-top: 30px;
  height: 484px;
  background: #F6FAFF;
}
body .main-index .section_box11 .content_box {
  width: 100%;
  flex-wrap: wrap;
  align-content: space-evenly;
}
body .main-index .section_box11 .content_box .que_case {
  margin-top: 24px;
  width: 100%;
  position: relative;
  text-align: left;
}
body .main-index .section_box11 .content_box .que_case .question_li {
  display: inline-block;
  float: left;
  overflow: hidden;
  padding: 16px 27.5px;
  width: 528px;
  height: 53px;
  background: #FFFFFF;
  box-shadow: 0px 12px 24px rgba(31, 65, 199, 0.2);
  border-radius: 5px;
}
body .main-index .section_box11 .content_box .que_case .question_li p {
  font-size: 16px;
  letter-spacing: 0.25px;
  color: #555770;
}
body .main-index .section_box11 .content_box .que_case .question_li p:last-child {
  margin-top: 8px;
  color: transparent;
  font-size: 16px;
  line-height: 21px;
  letter-spacing: 0.25px;
}
body .main-index .section_box11 .content_box .que_case .right {
  float: right;
  right: 0;
}
body .main-index .section_box11 .content_box .question_li.active {
  position: absolute;
  height: auto;
  z-index: 2;
}
body .main-index .section_box11 .content_box .question_li.active p:last-child {
  color: #3E7BFA;
}
body .right_nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  right: 0px;
  width: auto;
  text-align: center;
  border-radius: 12px 0px 0px 12px;
  overflow: hidden;
  z-index: 2;
}
body .right_nav ul {
  width: 85px;
  height: auto;
  opacity: 1;
  border-radius: 8px;
  box-shadow: 0px 6px 12px 0px rgba(0, 0, 0, 0.1);
}
body .right_nav ul li {
  width: 85px;
  height: 42px;
  line-height: 42px;
  background: #CCDDFF;
  cursor: pointer;
}
body .right_nav ul li span {
  font-size: 14px;
  line-height: 42px;
  color: #1C1C28;
}
body .right_nav ul li.active {
  font-size: 14px;
  align-items: center;
  background: #3E7BFA;
}
body .right_nav ul li.active span {
  color: #FFFFFF;
}
body .right_nav ul li:last-child {
  color: #3E7BFA;
}
body .main-module {
  padding-top: 33px;
  padding-bottom: 200px;
}
body .main-module h3 {
  margin-bottom: 0;
}
body .main-module .top_case {
  justify-content: flex-start;
}
body .main-module .top_case .left_box {
  margin-right: 20px;
}
body .main-module .top_case .left_box img {
  width: auto;
  height: 265px;
  border-radius: 6px;
}
body .main-module .top_case .right_box {
  justify-content: space-between;
  align-items: flex-start;
  height: 266px;
}
body .main-module .top_case .right_box .mb16 {
  margin-bottom: 16px;
}
body .main-module .top_case .right_box .ft18 {
  font-size: 18px;
  line-height: 24px;
  color: #555770;
}
body .main-module .top_case .right_box .mr4 {
  margin-right: 4px;
}
body .main-module .top_case .right_box .li_list {
  height: 168px;
  align-items: flex-start;
  justify-content: flex-start;
}
body .main-module .top_case .right_box h3 {
  margin-bottom: 13px;
  font-size: 20px;
  line-height: 26px;
  color: #28293D;
}
body .main-module .top_case .right_box .price {
  justify-content: flex-start;
}
body .main-module .top_case .right_box .price b {
  display: none;
  margin-right: 30px;
  font-size: 30px;
  line-height: 40px;
  color: #FF4D4D;
}
body .main-module .top_case .right_box .price .btn {
  width: 104px;
  height: 38px;
  background: #FFCC00;
  font-weight: 400;
  font-size: 14px;
  line-height: 18px;
  color: #28293D;
}
body .main-module .main_box {
  margin-top: 49px;
  align-items: flex-start;
}
body .main-module .main_box .course_info_box {
  padding: 20px 30px;
  width: 798px;
  background: #FFFFFF;
  box-shadow: 0px 6px 12px rgba(99, 110, 155, 0.1);
  border-radius: 12px;
}
body .main-module .main_box .course_info_box .nav_main {
  justify-content: flex-start;
  padding-bottom: 5px;
  border-bottom: 1px solid #E4E4EB;
}
body .main-module .main_box .course_info_box .nav_main span {
  position: relative;
  margin-right: 20px;
  width: 96px;
  height: 40px;
  font-size: 18px;
  line-height: 24px;
  color: #555770;
  cursor: pointer;
}
body .main-module .main_box .course_info_box .nav_main span.active::after {
  content: '';
  position: absolute;
  left: 24%;
  bottom: -5px;
  width: 50px;
  height: 4px;
  background: #3E7BFA;
  border-radius: 5px;
}
body .main-module .main_box .course_info_box .nav_main > :last-child {
  margin-right: 0;
}
body .main-module .main_box .course_info_box .module1 {
  padding-top: 29px;
}
body .main-module .main_box .course_info_box .module1 section[class^="section_case"] .top_title {
  justify-content: flex-start;
}
body .main-module .main_box .course_info_box .module1 section[class^="section_case"] .top_title h3 {
  font-size: 20px;
  line-height: 26px;
  color: #28293D;
}
body .main-module .main_box .course_info_box .module1 section[class^="section_case"] .top_title svg.icon {
  margin-right: 12px;
  width: 24px;
  height: 24px;
}
body .main-module .main_box .course_info_box .module1 section[class^="section_case"] .swiper-button-prev:after {
  content: ' ';
}
body .main-module .main_box .course_info_box .module1 section[class^="section_case"] .swiper-button-next:after {
  content: ' ';
}
body .main-module .main_box .course_info_box .module1 section[class^="section_case"] .swiper-button-prev {
  width: 32px;
  height: 32px;
  left: 0px;
  background: url(../img/prev.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-module .main_box .course_info_box .module1 section[class^="section_case"] .swiper-button-next {
  width: 32px;
  height: 32px;
  right: 0px;
  background: url(../img/next.png) 0px center no-repeat;
  background-size: 100% 100%;
  z-index: 1;
}
body .main-module .main_box .course_info_box .module1 .section_case1 {
  padding-bottom: 48px;
}
body .main-module .main_box .course_info_box .module1 .section_case1 .item_list {
  margin-top: 24px;
}
body .main-module .main_box .course_info_box .module1 .section_case1 .item_list .item {
  width: 231px;
  height: 136px;
}
body .main-module .main_box .course_info_box .module1 .section_case2 {
  padding-bottom: 48px;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .map_case {
  justify-content: flex-start;
  margin-top: 16px;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .map_case svg.icon {
  margin-right: 0;
  width: 32px;
  height: 32px;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .map_case .map {
  position: relative;
  margin-right: 100px;
  width: 60px;
  height: 60px;
  background: linear-gradient(147.48deg, #5873FE 0%, #58B3FA 67.4%);
  box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.04), 0px 2px 6px rgba(0, 0, 0, 0.04), 0px 0px 1px rgba(0, 0, 0, 0.04);
  border-radius: 60px;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .map_case .map::after {
  content: "";
  position: absolute;
  right: -58px;
  Width: 20px;
  Height: 14px;
  background: url(../imgcourse/arrows.png) no-repeat;
  background-size: auto 100%;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .map_case > :last-child {
  margin-right: 0;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .map_case > :last-child::after {
  content: '';
  width: 0;
  height: 0;
  display: none;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .study_list {
  margin-top: 12px;
  justify-content: flex-start;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .study_list .item {
  margin-right: 46px;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .study_list .item :first-child {
  margin-bottom: 8px;
  font-size: 16px;
  line-height: 21px;
  color: #28293D;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .study_list .item li {
  font-size: 12px;
  line-height: 150%;
  color: #555770;
}
body .main-module .main_box .course_info_box .module1 .section_case2 .content_box .study_list > :last-child {
  margin-right: 0;
}
body .main-module .main_box .course_info_box .module1 .section_case3 {
  padding-bottom: 48px;
}
body .main-module .main_box .course_info_box .module1 .section_case3 .content_box {
  margin-top: 16px;
}
body .main-module .main_box .course_info_box .module1 .section_case3 .content_box svg.icon {
  margin-right: 4px;
  width: 16px;
  height: 16px;
}
body .main-module .main_box .course_info_box .module1 .section_case3 .content_box .list_case {
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: flex-start;
  padding: 12px 16px;
  min-height: 116px;
  border-radius: 10px;
  background: #F0F6FF url(../imgcourse/list_case_bg1.png) no-repeat right 6px;
  background-size: 120px 120px;
}
body .main-module .main_box .course_info_box .module1 .section_case3 .content_box .list_case .case_item {
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: flex-start;
  width: 299px;
}
body .main-module .main_box .course_info_box .module1 .section_case3 .content_box .list_case > :last-child {
  flex: 1;
}
body .main-module .main_box .course_info_box .module1 .section_case3 .content_box .list_case .case_li {
  justify-content: flex-start;
  min-width: 300px;
  height: 32px;
  font-size: 12px;
  line-height: 16px;
  color: #28293D;
}
body .main-module .main_box .course_info_box .module1 .section_case3 .content_box .list_case .case_li::before {
  content: '';
  width: 16px;
  height: 16px;
  margin-right: 4px;
  background: url(../imgcourse/ioc_true.png) no-repeat center -9px;
  background-size: 55px 55px;
}
body .main-module .main_box .course_info_box .module1 .section_case4 {
  padding-bottom: 48px;
}
body .main-module .main_box .course_info_box .module1 .section_case4 .content_box {
  margin-top: 16px;
}
body .main-module .main_box .course_info_box .module1 .section_case4 .content_box svg.icon {
  margin-right: 4px;
  width: 16px;
  height: 16px;
}
body .main-module .main_box .course_info_box .module1 .section_case4 .content_box .list_case {
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: flex-start;
  padding: 12px 16px;
  height: 116px;
  border-radius: 10px;
  background: #F0F6FF url(../imgcourse/list_case_bg2.png) no-repeat right 6px;
  background-size: 120px 120px;
}
body .main-module .main_box .course_info_box .module1 .section_case4 .content_box .list_case .case_item {
  align-items: flex-start;
  width: 299px;
}
body .main-module .main_box .course_info_box .module1 .section_case4 .content_box .list_case .case_li {
  height: 32px;
  font-size: 12px;
  line-height: 16px;
  color: #28293D;
}
body .main-module .main_box .course_info_box .module1 .section_case4 .content_box .list_case .case_li::before {
  content: '';
  width: 16px;
  height: 16px;
  margin-right: 4px;
  background: url(../imgcourse/ioc_user.png) no-repeat center -9px;
  background-size: 55px 55px;
}
body .main-module .main_box .course_info_box .module1 .section_case5 {
  padding-bottom: 48px;
}
body .main-module .main_box .course_info_box .module1 .section_case5 .content_box {
  margin-top: 24px;
}
body .main-module .main_box .course_info_box .module1 .section_case5 .content_box .teacher_case {
  width: 138px;
  height: 184px;
  background: #3E7BFA;
  border-radius: 10px;
  overflow: hidden;
}
body .main-module .main_box .course_info_box .module1 .section_case5 .content_box .teacher_case > :first-child {
  position: relative;
  justify-content: flex-start;
}
body .main-module .main_box .course_info_box .module1 .section_case5 .content_box .teacher_case .teacher_name {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 26px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.75) 100%);
  font-size: 13.48px;
  line-height: 26px;
  text-align: center;
  color: #FFFFFF;
}
body .main-module .main_box .course_info_box .module1 .section_case5 .content_box .teacher_case .info {
  text-align: center;
  padding: 5px 5px 2px;
  font-size: 10px;
  line-height: 13px;
  color: #FFFFFF;
}
body .main-module .main_box .course_info_box .module1 .section_case6 {
  padding-bottom: 48px;
}
body .main-module .main_box .course_info_box .module1 .section_case6 .content_box {
  margin-top: 24px;
}
body .main-module .main_box .course_info_box .module1 .section_case6 .content_box .info_list img {
  border-radius: 12px;
}
body .main-module .main_box .course_info_box .module1 .section_case6 .content_box .video_list {
  justify-content: flex-start;
  margin-top: 24px;
}
body .main-module .main_box .course_info_box .module1 .section_case6 .content_box .video_list .item_case {
  Width: 231px;
  position: relative;
  border-radius: 16px;
  cursor: pointer;
}
body .main-module .main_box .course_info_box .module1 .section_case6 .content_box .video_list .item_case .duration {
  position: absolute;
  top: 108px;
  right: 12px;
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.25px;
  color: #FFFFFF;
}
body .main-module .main_box .course_info_box .module1 .section_case6 .content_box .video_list .item_case P {
  margin-top: 10px;
  font-size: 16px;
  line-height: 21px;
  letter-spacing: 0.25px;
  color: #000000;
}
body .main-module .main_box .course_info_box .module1 .section_case6 .content_box .video_list .item_case img {
  border-radius: 16px;
}
body .main-module .main_box .course_info_box .module1 .section_case6 .content_box .video_list .item_case::before {
  content: '';
  width: 0;
  height: 0;
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-top: 16px solid transparent;
  border-left: 28px solid #FFF;
  border-bottom: 16px solid transparent;
}
body .main-module .main_box .course_info_box .module1 .section_case6 .content_box .video_list > :first-child {
  margin-right: 19px;
}
body .main-module .main_box .course_info_box .module1 .section_case7 {
  padding-bottom: 70px;
}
body .main-module .main_box .course_info_box .module1 .section_case7 .content_box {
  width: 100%;
  flex-wrap: wrap;
  align-content: space-evenly;
}
body .main-module .main_box .course_info_box .module1 .section_case7 .content_box .que_case {
  margin-top: 24px;
  width: 100%;
  position: relative;
  text-align: left;
}
body .main-module .main_box .course_info_box .module1 .section_case7 .content_box .que_case .question_li {
  display: inline-block;
  float: left;
  overflow: hidden;
  padding: 16px 27.5px;
  width: 49%;
  height: 37.92px;
  background: #E5F0FF;
  box-shadow: 0px 8.21933px 16.4387px rgba(31, 65, 199, 0.2);
  border-radius: 3.42472px;
}
body .main-module .main_box .course_info_box .module1 .section_case7 .content_box .que_case .question_li p {
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.171236px;
  color: #555770;
}
body .main-module .main_box .course_info_box .module1 .section_case7 .content_box .que_case .question_li p span {
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.171236px;
  color: #555770;
}
body .main-module .main_box .course_info_box .module1 .section_case7 .content_box .que_case .question_li p:last-child {
  margin-top: 8px;
  color: transparent;
  font-size: 16px;
  line-height: 21px;
  letter-spacing: 0.25px;
}
body .main-module .main_box .course_info_box .module1 .section_case7 .content_box .que_case .right {
  float: right;
  right: 0;
}
body .main-module .main_box .course_info_box .module1 .section_case7 .content_box .question_li.active {
  position: absolute;
  height: auto;
  z-index: 2;
}
body .main-module .main_box .course_info_box .module1 .section_case7 .content_box .question_li.active p:last-child {
  font-size: 10.9591px;
  line-height: 14px;
  letter-spacing: 0.171236px;
  color: #3E7BFA;
}
body .main-module .main_box .course_info_box .module2 .course-list ul {
  align-items: flex-start;
}
body .main-module .main_box .course_info_box .module2 .course-list ul li .chapter_title {
  justify-content: flex-start;
  height: 82px;
  font-weight: bold;
  font-size: 16px;
  line-height: 21px;
  color: #303133;
  cursor: pointer;
}
body .main-module .main_box .course_info_box .module2 .course-list ul li .chapter_title::before {
  content: '';
  width: 20px;
  height: 20px;
  margin-right: 12px;
  background: url(../imgcourse/ico1.png);
  background-size: 100% 100%;
}
body .main-module .main_box .course_info_box .module2 .course-list ul li .list-lesson li {
  padding-left: 30px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  height: 55px;
  color: #28293D;
}
body .main-module .main_box .course_info_box .module2 .course-list ul li .list-lesson li .play_bg {
  width: 16px;
  height: 16px;
  margin-right: 10px;
  background: url(../imgcourse/play.png);
  background-size: 100% 100%;
}
body .main-module .main_box .course_info_box .module2 .course-list ul li .list-lesson li a {
  cursor: auto;
  color: #28293D;
}
body .main-module .main_box .course_info_box .module3 .course_list {
  margin-top: 32px;
}
body .main-module .main_box .course_info_box .module3 .course_list ul {
  flex-wrap: wrap;
  justify-content: flex-start;
}
body .main-module .main_box .course_info_box .module3 .course_list ul li {
  justify-content: flex-start;
  margin-right: 18.4px;
  padding-bottom: 16px;
  width: 170px;
  background: #FFFFFF;
  box-shadow: 0px 11.9195px 17.8792px rgba(0, 0, 0, 0.06), 0px 1.48993px 4.4698px rgba(0, 0, 0, 0.04), 0px 0px 0.744966px rgba(0, 0, 0, 0.04);
  border-radius: 10px;
  overflow: hidden;
}
body .main-module .main_box .course_info_box .module3 .course_list ul li .hander {
  cursor: pointer;
}
body .main-module .main_box .course_info_box .module3 .course_list ul li p {
  margin-top: 12px;
  width: 100%;
  text-align: left;
  padding: 0 12px;
}
body .main-module .main_box .course_info_box .module3 .course_list ul li p span {
  height: 18px;
  font-size: 14px;
  line-height: 18px;
  letter-spacing: 0.501376px;
  color: #555770;
}
body .main-module .main_box .course_info_box .module3 .course_list ul li .title {
  min-height: 42px;
  font-size: 16px;
  letter-spacing: 0.501376px;
  color: #000000;
}
body .main-module .main_box .course_info_box .module3 .course_list ul li .btn {
  margin-top: 12px;
  padding: 0 44px;
  height: 32px;
  color: #3E7BFA;
  background: #CCDDFF;
  border-radius: 32px;
}
body .main-module .main_box .course_info_box .module3 .course_list ul li .orange {
  color: #FF8800;
  background: #FFF8E6;
}
body .main-module .main_box .course_info_box .module3 .course_list ul li .no_open {
  color: #fff;
  cursor: not-allowed;
  background: #C7C9D9;
}
body .main-module .main_box .course_info_box .module3 .course_list ul li:nth-of-type(4n) {
  margin-right: 0px;
}
body .main-module .main_box .course_info_box .module3 .course_list ul li:nth-of-type(n+5) {
  margin-top: 24px;
}
body .main-module .main_box .course_info_box .module4 .comment_box {
  padding-top: 21px;
}
body .main-module .main_box .course_info_box .module4 .comment_box .score-grade {
  justify-content: flex-start;
  padding-left: 16px;
  width: 100%;
  height: 42px;
  background: #F0F5FF;
  border-radius: 6px;
  font-size: 14px;
  line-height: 42px;
  color: #1C1C28;
}
body .main-module .main_box .course_info_box .module4 .comment_box .score-grade > :first-child {
  margin-right: 4px;
  color: #FF8800;
}
body .main-module .main_box .course_info_box .module4 .comment_box .comment_list li {
  justify-content: flex-start;
  align-items: flex-start;
  margin-top: 24px;
}
body .main-module .main_box .course_info_box .module4 .comment_box .comment_list li > img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}
body .main-module .main_box .course_info_box .module4 .comment_box .comment_list li .right_case {
  margin-left: 12px;
  padding-bottom: 20px;
  justify-content: flex-start;
  width: 100%;
  align-items: flex-start;
  border-bottom: 1px solid #E4E4EB;
}
body .main-module .main_box .course_info_box .module4 .comment_box .comment_list li .right_case .user_name {
  font-size: 14px;
  line-height: 18px;
  color: #555770;
}
body .main-module .main_box .course_info_box .module4 .comment_box .comment_list li .right_case .grade {
  width: 100%;
  margin-top: 8px;
}
body .main-module .main_box .course_info_box .module4 .comment_box .comment_list li .right_case .grade .quick-evaluation span {
  margin-left: 8px;
  padding: 2px 4px;
  background: #FFCC00;
  border-radius: 3px;
  font-size: 14px;
  line-height: 22px;
  text-align: center;
  color: #28293D;
}
body .main-module .main_box .course_info_box .module4 .comment_box .comment_list li .right_case .grade .quick-evaluation :first-child {
  margin-left: 0;
  color: #FFFFFF;
  background: #0063F7;
}
body .main-module .main_box .course_info_box .module4 .comment_box .comment_list li .right_case .grade .score-box .ico {
  display: inline-block;
  width: 94px;
  height: 16px;
  vertical-align: middle;
  background: url(../imgcourse/star_list.png) no-repeat right center;
}
body .main-module .main_box .course_info_box .module4 .comment_box .comment_list li .right_case .grade .score-box .score {
  margin-left: 4px;
  font-size: 12px;
  line-height: 16px;
  color: #28293D;
}
body .main-module .main_box .course_info_box .module4 .comment_box .comment_list li .right_case .comment-content {
  margin-top: 8px;
  font-size: 14px;
  line-height: 18px;
  color: #28293D;
}
body .main-module .main_box .course_info_box .module4 .comment_box .jc-paging ul {
  display: flex;
  justify-content: center;
}
body .main-module .main_box .course_info_box .module4 .comment_box .jc-paging ul > :first-child {
  display: none;
}
body .main-module .main_box .recommend_box {
  width: 350px;
  height: 613px;
  background: #FFFFFF;
  box-shadow: 0px 6px 12px rgba(99, 110, 155, 0.1);
  border-radius: 12px;
}
body .main-module .main_box .recommend_box .top_case1 {
  justify-content: flex-start;
  padding: 0 24px;
  height: 60px;
  border-bottom: 1px solid #E4E7ED;
}
body .main-module .main_box .recommend_box .top_case1 .recommend {
  font-weight: bold;
  font-size: 16px;
  line-height: 21px;
  color: #000000;
}
body .main-module .main_box .recommend_box .top_case1 .refresh {
  font-size: 16px;
  line-height: 21px;
  color: #C0C4CC;
}
body .main-module .main_box .recommend_box .top_case1 .refresh::before {
  content: '';
  width: 16px;
  height: 16px;
  margin-right: 8px;
  background: url(../imgcourse/refresh.png);
  background-size: 100% 100%;
}
body .main-module .main_box .recommend_box .course_list_case ul {
  padding: 0 15px 0 24px;
}
body .main-module .main_box .recommend_box .course_list_case ul li {
  height: 108px;
  border-bottom: 1px solid #E5E8ED;
  cursor: pointer;
}
body .main-module .main_box .recommend_box .course_list_case ul li img {
  height: 68px;
  width: auto;
  transition: transform 0.4s;
}
body .main-module .main_box .recommend_box .course_list_case ul li .right_info {
  align-items: flex-start;
}
body .main-module .main_box .recommend_box .course_list_case ul li .right_info h3 {
  width: 175px;
  height: 36px;
  font-size: 14px;
  line-height: 18px;
  color: #000000;
}
body .main-module .main_box .recommend_box .course_list_case ul li .right_info p {
  font-size: 12px;
  line-height: 16px;
  color: #909399;
}
body .main-module .main_box .recommend_box .course_list_case ul li .right_info span {
  font-size: 12px;
  line-height: 16px;
  color: #FA5555;
}
body .main-module .main_box .recommend_box .course_list_case ul > :last-child {
  border: none;
}
body .main-module .main_box .recommend_box .course_list_case ul li:hover img {
  transform: scale(1.05);
}
body .main-module div[class^="case"] .top_title {
  justify-content: flex-start;
  width: 960px;
  height: 56px;
  line-height: 56px;
  background: #F2F2F5;
  border-radius: 5px;
}
body .main-module div[class^="case"] .top_title span:first-child {
  height: 26px;
  font-size: 20px;
  line-height: 26px;
  color: #000000;
}
body .main-module div[class^="case"] .top_title span:nth-of-type(n+2) {
  margin-left: 12px;
  font-size: 14px;
  color: #555770;
}
body .main-module div[class^="case"] .top_title::before {
  content: '';
  margin: 0 12px;
  display: block;
  width: 6px;
  height: 32px;
  background: #3E7BFA;
  border-radius: 3px;
}
body .main-module div[class^="case"] .course_list {
  margin-top: 32px;
}
body .main-module div[class^="case"] .course_list ul {
  flex-wrap: wrap;
  justify-content: flex-start;
}
body .main-module div[class^="case"] .course_list ul li {
  justify-content: flex-start;
  margin-right: 24px;
  width: 222px;
  height: 270px;
  background: #FFFFFF;
  box-shadow: 0px 11.9195px 17.8792px rgba(0, 0, 0, 0.06), 0px 1.48993px 4.4698px rgba(0, 0, 0, 0.04), 0px 0px 0.744966px rgba(0, 0, 0, 0.04);
  border-radius: 10px;
  overflow: hidden;
}
body .main-module div[class^="case"] .course_list ul li .hander {
  cursor: pointer;
}
body .main-module div[class^="case"] .course_list ul li p {
  margin-top: 8px;
  width: 100%;
  text-align: left;
  padding: 0 12px;
}
body .main-module div[class^="case"] .course_list ul li p span {
  height: 18px;
  font-size: 14px;
  line-height: 18px;
  letter-spacing: 0.501376px;
  color: #555770;
}
body .main-module div[class^="case"] .course_list ul li .title {
  min-height: 42px;
  font-size: 16px;
  letter-spacing: 0.501376px;
  color: #000000;
}
body .main-module div[class^="case"] .course_list ul li .btn {
  margin-top: 8px;
  width: 198px;
  height: 32px;
  color: #3E7BFA;
  background: #CCDDFF;
  border-radius: 32px;
}
body .main-module div[class^="case"] .course_list ul li .orange {
  color: #FF8800;
  background: #FFF8E6;
}
body .main-module div[class^="case"] .course_list ul li .no_open {
  color: #fff;
  cursor: not-allowed;
  background: #C7C9D9;
}
body .main-module div[class^="case"] .course_list ul li:nth-of-type(4n) {
  margin-right: 0px;
}
body .main-module div[class^="case"] .course_list ul li:nth-of-type(n+5) {
  margin-top: 24px;
}
body .video_box {
  display: none;
  width: 100%;
  height: 100%;
  position: fixed;
  background: #0000003a;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
}
body .video_box .video {
  position: fixed;
  top: 30%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}
body .video_box video {
  background-color: #000;
}
body .video_box .close {
  position: absolute;
  top: 6px;
  right: -17px;
  width: 50px;
  height: 50px;
  background: url(../img/ico_close.png) no-repeat;
  background-size: auto 50%;
  cursor: pointer;
}
body .course_footer {
  width: 100%;
  background: #303133;
  text-align: center;
  padding-top: 36px;
  padding-bottom: 32px;
}
body .course_footer a {
  font-size: 12px;
}
body .course_footer .wrap_img {
  opacity: 1;
}
body .course_footer .wrap_img img {
  width: 147px;
}
body .course_footer a {
  transition: color 2s;
}
body footer a:hover {
  color: #fff;
  opacity: 1;
}
body footer .p1 {
  margin: 12px 0px;
}
.mask {
  display: none;
  width: 100%;
  height: 100%;
  background: #0000003a;
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
}
.playIcon {
  display: none;
  width: 64px;
  height: 64px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.banner_case .playIcon {
  width: 75px;
  height: 75px;
}
.course_bg,
.playCourse {
  cursor: pointer;
}
.course_bg img,
.playCourse img {
  transition: transform 0.3s;
}
.course_bg:hover .playIcon,
.course_bg:hover .mask {
  display: block;
}
.course_bg:hover img:first-child {
  transform: scale(1.05);
}
/* 提示 */
.toast {
  position: fixed;
  top: 30%;
  left: 50%;
  border-radius: 10px;
  text-align: center;
  transform: translateX(-50%);
  color: #eee;
  z-index: 10;
  background: #000000;
  padding: 12px 30px;
  font-size: 16px;
}
/*骨架屏*/
.chiaroscuro {
  background: #e5e5e5 !important;
  animation-duration: 1.5s;
  animation-name: blink;
  animation-iteration-count: infinite;
}
@keyframes blink {
  0% {
    opacity: 0.4;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0.4;
  }
}