* {
  margin: 0;
  padding: 0;
  outline: 0;
  box-sizing: border-box;
  font-weight: 400;
}
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: auto;
  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;
}
.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;
}
.flexjsa {
  display: flex;
  align-items: center;
  justify-content: space-around;
}
/* 清除浮动 */
.clearfix::before,
.clearfix:after {
  content: "";
  display: table;
}
.clearfix:after {
  clear: both;
}
.clearfix {
  *zoom: 1;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
}
.hide {
  display: none;
}
.mt40 {
  margin-top: 40px;
}
.mt60 {
  margin-top: 60px;
}
.mt110 {
  margin-top: 110px;
}
body {
  margin: 0 auto;
  min-width: 1200px;
  background: #F4F6F9;
}
body header {
  position: sticky;
  top: 0;
  z-index: 99;
  width: 100%;
  background: #fff;
}
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 {
  width: auto;
  height: 46px;
}
body header .header_content .nav_top {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-left: 50px;
}
body header .header_content .nav_top span {
  position: relative;
  height: 22px;
  font-size: 16px;
  font-weight: 500;
  text-align: CENTER;
  color: #333333;
  cursor: pointer;
}
body header .header_content .nav_top span.active {
  color: #2288FF;
}
body header .header_content .nav_top span.active::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: -14px;
  width: 16px;
  height: 2px;
  display: block;
  background: #2288FF;
}
body header .header_content .user_box {
  margin-left: 405px;
}
body header .header_content .user_box .go_login_case {
  display: flex;
  justify-content: center;
  align-items: center;
}
body header .header_content .user_box .go_login_case a {
  height: 20px;
  line-height: 20px;
  font-size: 14px;
  font-weight: 500;
  text-align: CENTER;
  display: inline-block;
  color: #666666;
}
body header .header_content .user_box #userName {
  height: 18px;
  line-height: 18px;
  font-size: 18px;
}
body header .header_content .right {
  height: 100%;
  margin-left: 100px;
}
body header .header_content .right .price_text span {
  color: #F24242;
  font-weight: 500;
  font-size: 14px;
}
body header .header_content .right .price_text span b {
  margin-left: 4px;
  font-weight: 600;
  font-size: 24px;
}
body header .header_content .right .price_text span:first-child {
  margin-right: 20px;
  height: 28px;
  line-height: 28px;
  padding: 0px 10px;
  background: rgba(242, 66, 66, 0.1);
  border-radius: 4px;
}
body header .header_content .right .btn {
  margin-left: 20px;
  width: 160px;
  height: 52px;
  font-weight: 500;
  font-size: 18px;
  color: #FFFFFF;
  background: #F24242;
  border-radius: 8px;
}
body .stricky-fixed {
  z-index: 99;
  box-shadow: 0 2px 2px 1px rgba(0, 0, 0, 0.2);
}
body .btn {
  cursor: pointer;
}
body banner {
  position: relative;
}
body banner .banner_case {
  height: 560px;
  width: 100%;
  background: url(../imgpc/banner.jpg) no-repeat center center;
  background-size: auto 100%;
}
body banner .buy_case {
  position: absolute;
  width: 1200px;
  height: 120px;
  left: 50%;
  bottom: -60px;
  transform: translateX(-50%);
  background: #FFFFFF;
  box-shadow: 0px 10px 32px rgba(10, 31, 68, 0.07);
  border-radius: 12px;
}
body banner .buy_case .left {
  flex: 1;
}
body banner .buy_case .left .item {
  position: relative;
}
body banner .buy_case .left .item span {
  font-weight: 500;
  font-size: 14px;
}
body banner .buy_case .left .item span b {
  font-weight: 600;
  font-size: 34px;
}
body banner .buy_case .left .item:nth-of-type(n+2)::before {
  content: '';
  width: 1px;
  height: 40px;
  position: absolute;
  left: -54px;
  background: #eeeeee;
}
body banner .buy_case .right {
  height: 100%;
  padding: 0 48px 0 80px;
}
body banner .buy_case .right .price_text span {
  color: #F24242;
  font-weight: 500;
  font-size: 14px;
}
body banner .buy_case .right .price_text span b {
  margin-left: 4px;
  font-weight: 600;
  font-size: 24px;
}
body banner .buy_case .right .price_text span:last-child {
  margin-top: 6px;
  padding: 4px 10px;
  background: rgba(242, 66, 66, 0.1);
  border-radius: 4px;
}
body banner .buy_case .right .btn {
  margin-left: 56px;
  width: 160px;
  height: 52px;
  font-weight: 500;
  font-size: 18px;
  color: #FFFFFF;
  background: #F24242;
  border-radius: 8px;
}
body banner .stricky-fixed {
  position: sticky;
  background: #fff;
  top: 0;
  left: 0;
  width: 100%;
  height: 40px;
  z-index: 2;
  box-shadow: 0 2px 8px 2px rgba(0, 0, 0, 0.1);
  -webkit-animation-name: menu_sticky;
  animation-name: menu_sticky;
  -webkit-animation-duration: 0.6s;
  animation-duration: 0.6s;
  -webkit-animation-timing-function: ease-out;
  animation-timing-function: ease-out;
}
body .nav_main {
  margin-top: 116px;
  width: 100%;
  border-top: 0.05rem solid #eeeeee;
  border-bottom: 0.05rem solid #eeeeee;
}
body .nav_main span {
  width: 176px;
  height: 68px;
  font-weight: 600;
  font-size: 20px;
  color: #666666;
  cursor: pointer;
}
body .nav_main span.active {
  background: #2288FF;
  color: #FFFFFF;
}
body main {
  text-align: center;
}
body main div[class^="section_box"] {
  padding-top: 60px;
}
body main div[class^="section_box"] .big_title {
  font-style: normal;
  font-weight: 600;
  font-size: 32px;
  line-height: 45px;
  color: #1A1A1A;
}
body main div[class^="section_box"] .min_title {
  margin-top: 12px;
  font-weight: normal;
  font-size: 16px;
  line-height: 22px;
  color: #1A1A1A;
}
body main .module1 {
  padding-bottom: 144px;
}
body main section {
  /*修改滚动条样式*/
}
body main section .section_box1 {
  width: 800px;
  padding-top: 76px;
  padding-bottom: 60px;
}
body main section .section_box1 .video_box {
  height: 504px;
  padding-bottom: 50px;
  margin-top: 28px;
  border-radius: 8px;
  background-color: #000;
  overflow: hidden;
}
body main section .section_box1 .video_box img {
  height: 68px;
}
body main section .section_box1 .min_title {
  font-size: 14px;
  text-align: left;
  line-height: 24px;
}
body main section .section_box1 .hint {
  margin-top: 28px;
  font-style: normal;
  font-weight: normal;
  font-size: 16px;
  color: #333333;
}
body main section .section_box1 .min_p {
  margin-top: 40px;
  font-size: 12px;
  line-height: 17px;
  color: #666666;
}
body main section .section_box2 {
  padding-bottom: 60px;
}
body main section .section_box2 .content_box .item {
  padding-top: 58px;
  justify-content: start;
  width: 320px;
  height: 340px;
  background: #FFFFFF;
  border-radius: 8px;
  transition: transform 0.3s;
  cursor: pointer;
}
body main section .section_box2 .content_box .item span {
  height: 80px;
  width: 80px;
}
body main section .section_box2 .content_box .item .user_ico {
  background: url(../imgpc/user_ico0.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box2 .content_box .item .user_ico1 {
  background: url(../imgpc/user_ico1.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box2 .content_box .item .user_ico2 {
  background: url(../imgpc/user_ico2.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box2 .content_box .item p {
  margin-top: 16px;
  font-weight: 500;
  font-size: 20px;
  line-height: 28px;
  text-align: center;
  color: #333333;
}
body main section .section_box2 .content_box .item p:last-child {
  padding: 0 34px;
  text-align: left;
  font-weight: normal;
  font-size: 16px;
  line-height: 24px;
  color: #888888;
}
body main section .section_box2 .content_box .item:hover {
  -webkit-transform: translateY(-8px);
  -ms-transform: translateY(-8px);
  transform: translateY(-8px);
}
body main section .section_box2 .content_box .item.active {
  background: #2288FF;
  box-shadow: 0px 12px 24px rgba(34, 136, 255, 0.3);
}
body main section .section_box2 .content_box .item.active .user_ico {
  background: url(../imgpc/user_ico0-1.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box2 .content_box .item.active .user_ico1 {
  background: url(../imgpc/user_ico1-1.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box2 .content_box .item.active .user_ico2 {
  background: url(../imgpc/user_ico2-1.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box2 .content_box .item.active p {
  color: #FFFFFF;
}
body main section .section_box2 .content_box .item.active p:last-child {
  color: #D3E7FF;
}
body main section .section_box2 .content_box .item:nth-of-type(2) {
  margin: 0 20px;
}
body main section .section_box3 {
  padding-bottom: 60px;
}
body main section .section_box3 .content_box {
  align-items: flex-end;
}
body main section .section_box3 .content_box img {
  height: 373px;
  width: auto;
}
body main section .section_box3 .content_box .right {
  position: relative;
}
body main section .section_box3 .content_box .right .item {
  margin-top: 24px;
  text-align: left;
}
body main section .section_box3 .content_box .right .item span {
  width: 91px;
  height: 28px;
  line-height: 26px;
  font-weight: 500;
  font-size: 14px;
  color: #F24242;
  border: 1px solid #F24242;
  border-radius: 16px;
  text-align-last: center;
}
body main section .section_box3 .content_box .right .item span:nth-of-type(n+1) {
  margin-left: 10px;
}
body main section .section_box3 .content_box .right .item p {
  margin-top: 8px;
  width: 460px;
  font-weight: normal;
  font-size: 12px;
  line-height: 17px;
}
body main section .section_box3 .content_box .right .img_box {
  position: absolute;
  top: 0;
  right: 0;
}
body main section .section_box3 .content_box .right .img_box img {
  height: 78px;
  cursor: zoom-in;
}
body main section .section_box3 .content_box .right .img_box p {
  margin-top: 4px;
  font-style: normal;
  font-weight: normal;
  font-size: 12px;
  line-height: 17px;
  color: #666666;
}
body main section .section_box3 .content_box .right .img_box .loupe {
  position: absolute;
  top: 46px;
  right: 8px;
  height: 24px;
  width: 24px;
  background: url(../imgpc/loupe.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box4 {
  padding-bottom: 80px;
}
body main section .section_box4 .pay_text {
  font-style: normal;
  font-weight: 500;
  font-size: 18px;
}
body main section .section_box4 .pay_text span {
  width: 40px;
  height: 1px;
  background: #999999;
}
body main section .section_box4 .pay_text .m-left {
  margin-left: 10px;
}
body main section .section_box4 .pay_text .m-right {
  margin-right: 10px;
}
body main section .section_box4 img {
  margin-top: 20px;
  height: 516px;
}
body main section .section_box4 .btn {
  margin-top: 68px;
  width: 360px;
  height: 68px;
  background: #F24242;
  font-style: normal;
  font-weight: 600;
  font-size: 22px;
  color: #FFFFFF;
  box-shadow: 0px 16px 32px rgba(242, 66, 66, 0.3);
  border-radius: 8px;
}
body main section .section_box4 .btn:hover {
  background: #EA3131;
}
body main section .section_box5 {
  height: 502px;
  background: url(../imgpc/bg.jpg) no-repeat center center;
  background-size: auto 100%;
}
body main section .section_box5 .content_box .item {
  margin-left: 20px;
  width: 235px;
  height: 235px;
  background: #FFFFFF;
  box-shadow: 0px 10px 32px rgba(10, 31, 68, 0.07);
  border-radius: 8px;
  transition: transform 0.3s;
  cursor: pointer;
}
body main section .section_box5 .content_box .item span {
  height: 72px;
  width: 72px;
}
body main section .section_box5 .content_box .item .serve_ico {
  background: url(../imgpc/serve_ico0.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box5 .content_box .item .serve_ico1 {
  background: url(../imgpc/serve_ico1.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box5 .content_box .item .serve_ico2 {
  background: url(../imgpc/serve_ico2.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box5 .content_box .item .serve_ico3 {
  background: url(../imgpc/serve_ico3.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box5 .content_box .item p {
  margin-top: 36px;
  font-style: normal;
  font-weight: normal;
  font-size: 16px;
  line-height: 22px;
  color: #333333;
}
body main section .section_box5 .content_box .item:hover {
  -webkit-transform: translateY(-8px);
  -ms-transform: translateY(-8px);
  transform: translateY(-8px);
}
body main section .section_box5 .content_box .item.active {
  background: #2288FF;
  box-shadow: 0px 12px 24px rgba(34, 136, 255, 0.3);
}
body main section .section_box5 .content_box .item.active .serve_ico {
  background: url(../imgpc/serve_ico0-1.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box5 .content_box .item.active .serve_ico1 {
  background: url(../imgpc/serve_ico1-1.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box5 .content_box .item.active .serve_ico2 {
  background: url(../imgpc/serve_ico2-1.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box5 .content_box .item.active .serve_ico3 {
  background: url(../imgpc/serve_ico3-1.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box5 .content_box .item.active p {
  color: #FFFFFF;
}
body main section .section_box5 .content_box .item:first-child {
  margin-left: 0;
}
body main section .section_box6 {
  padding-bottom: 60px;
}
body main section .section_box6 .content_box {
  padding: 12px;
  width: 1000px;
  height: 278px;
  background: #FFFFFF;
  border: 1px solid #F3F3F3;
  box-sizing: border-box;
  box-shadow: 0px 10px 32px rgba(10, 31, 68, 0.07);
  border-radius: 8px;
}
body main section .section_box6 .content_box img {
  height: 254px;
}
body main section .section_box6 .content_box .right_case {
  flex: 1;
  height: 100%;
  justify-content: flex-start;
  padding-left: 20px;
  text-align: left;
}
body main section .section_box6 .content_box .right_case .nav_modle {
  width: 100%;
  justify-content: start;
}
body main section .section_box6 .content_box .right_case .nav_modle span {
  width: 90px;
  height: 28px;
  cursor: pointer;
  font-family: PingFang SC;
  font-style: normal;
  font-weight: normal;
  font-size: 14px;
  color: #666666;
  background: #FFFFFF;
  border: 1px solid #999999;
  border-radius: 16px;
}
body main section .section_box6 .content_box .right_case .nav_modle span.active {
  color: #2288FF;
  background: rgba(34, 136, 255, 0.1);
  border: 1px solid #2288FF;
}
body main section .section_box6 .content_box .right_case .nav_modle span:first-child {
  margin-right: 12px;
}
body main section .section_box6 .content_box .right_case .modle1 h3 {
  margin-top: 12px;
  font-style: normal;
  font-weight: 600;
  font-size: 18px;
  color: #333333;
}
body main section .section_box6 .content_box .right_case .modle1 .kcjs {
  margin-top: 12px;
  font-style: normal;
  font-weight: 500;
  font-size: 14px;
  line-height: 20px;
  color: #333333;
}
body main section .section_box6 .content_box .right_case .modle1 .info {
  margin-top: 8px;
  font-style: normal;
  font-weight: normal;
  font-size: 14px;
  line-height: 20px;
  color: #666666;
}
body main section .section_box6 .content_box .right_case .modle1 .teaher {
  margin-top: 16px;
  font-style: normal;
  font-weight: normal;
  font-size: 14px;
  line-height: 20px;
  color: #666666;
}
body main section .section_box6 .content_box .right_case .modle1 .btn {
  margin-top: 28px;
  width: 120px;
  height: 36px;
  background: #F24242;
  border-radius: 4px;
  font-style: normal;
  font-weight: 500;
  font-size: 16px;
  line-height: 22px;
  color: #FFFFFF;
}
body main section .section_box6 .content_box .right_case .modle2 {
  width: 100%;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata {
  height: 225px;
  overflow: auto;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson {
  margin-top: 16px;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson .courst_cat_item:first-child .course_cat_cc {
  display: block;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson li {
  position: relative;
  line-height: 30px;
  cursor: pointer;
  padding-left: 22px;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson li .courst_cat_tt .font14 {
  font-weight: 600;
  font-size: 14px;
  line-height: 25px;
  color: #333333;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson li .course_cat_cc {
  display: none;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson li .course_cat_cc .font14 {
  font-weight: 500;
  font-size: 14px;
  line-height: 20px;
  color: #333333;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson li a:link {
  color: #666666;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson li .replay_sign {
  margin-right: 28px;
  font-size: 12px;
  color: rgba(28, 121, 250, 0.8);
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson li .replay_icon {
  width: 16px;
  height: 16px;
  background: url(../imgpc/play_icon.png) 0 center no-repeat;
  background-size: 100% 100%;
  margin-left: 6px;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson li .playTips {
  font-size: 14px;
  font-weight: 500;
  color: rgba(28, 121, 250, 0.8);
  float: right;
}
body main section .section_box6 .content_box .right_case .modle2 .course_list_cata .list-lesson li.active .course_cat_cc {
  display: block;
}
body main section .section_box7 {
  padding-bottom: 60px;
}
body main section .section_box7 .content_box {
  width: 1000px;
}
body main section .section_box7 .content_box > div {
  height: 400px;
  background: #FFFFFF;
  border: 1px solid #F3F3F3;
  box-shadow: 0px 10px 32px rgba(10, 31, 68, 0.07);
  border-radius: 8px;
  overflow: hidden;
}
body main section .section_box7 .content_box .left_case {
  width: 210px;
}
body main section .section_box7 .content_box .left_case ul {
  height: 100%;
  text-align: left;
  padding: 27px 12px;
  justify-content: space-between;
}
body main section .section_box7 .content_box .left_case ul li {
  padding-left: 8px;
  width: 100%;
  height: 36px;
  line-height: 36px;
  font-style: normal;
  font-weight: normal;
  font-size: 16px;
  color: #666666;
  cursor: pointer;
}
body main section .section_box7 .content_box .left_case ul li.active {
  background: #2288FF;
  border-radius: 4px;
  font-size: 16px;
  color: #FFFFFF;
}
body main section .section_box7 .content_box .right_case {
  position: relative;
  width: 770px;
  padding: 28px;
}
body main section .section_box7 .content_box .right_case .top_mask {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 28px;
  background: #fff;
}
body main section .section_box7 .content_box .right_case .item_list {
  height: 100%;
  width: 740px;
  overflow: auto;
}
body main section .section_box7 .content_box .right_case .item_list .item_box .hint {
  width: 702px;
  height: 52px;
  background: #FFF9E9;
  border-radius: 6px;
  font-style: normal;
  font-weight: 500;
  font-size: 14px;
  color: #65625B;
}
body main section .section_box7 .content_box .right_case .item_list .item_box .item_li {
  margin-top: 24px;
  align-items: flex-start;
}
body main section .section_box7 .content_box .right_case .item_list .item_box .item_li h3 {
  font-style: normal;
  font-weight: 600;
  font-size: 16px;
  line-height: 22px;
  color: #333333;
}
body main section .section_box7 .content_box .right_case .item_list .item_box .item_li p {
  margin-top: 12px;
}
body main section .section_box7 .content_box .right_case .item_list .item_box .item_li p span {
  margin-left: 8px;
  padding: 0 10px;
  height: 28px;
  border: 1px solid #2288FF;
  border-radius: 14px;
  font-weight: normal;
  font-size: 14px;
  line-height: 26px;
  color: #2288FF;
}
body main section .section_box7 .content_box .right_case .item_list .item_box .item_li p span:first-child {
  margin-left: 0;
  border: none;
  color: #666666;
  padding: 0;
}
body main section .item_list::-webkit-scrollbar,
body main section .course_list_cata::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}
body main section .item_list::-webkit-scrollbar-thumb,
body main section .course_list_cata::-webkit-scrollbar-thumb {
  background: #A8A8A8;
  border-radius: 10px;
  cursor: pointer;
}
body main section .section_box8 {
  padding-bottom: 50px;
}
body main section .section_box8 .content_box {
  width: 1000px;
  justify-content: flex-start;
  flex-wrap: wrap;
}
body main section .section_box8 .content_box .item {
  margin-right: 20px;
  margin-bottom: 20px;
  width: 320px;
  height: 206px;
  background: #ffffff;
  border: 1px solid #F3F3F3;
  box-shadow: 0px 10px 32px rgba(10, 31, 68, 0.07);
  border-radius: 8px;
  overflow: hidden;
}
body main section .section_box8 .content_box .item dl dt {
  width: 100%;
  height: 60px;
  font-style: normal;
  font-weight: 600;
  font-size: 18px;
  line-height: 60px;
  color: #FFFFFF;
  background: #2288FF;
}
body main section .section_box8 .content_box .item dl dd {
  justify-content: flex-start;
  margin-top: 12px;
  padding: 0 20px;
  text-align: left;
}
body main section .section_box8 .content_box .item dl dd i {
  margin-right: 8px;
  width: 8px;
  height: 8px;
  border-radius: 8px;
  background: #FFFFFF;
  border: 1px solid #999999;
}
body main section .section_box8 .content_box .item dl dd:first-child {
  margin-top: 20px;
}
body main section .section_box8 .content_box .item:nth-of-type(3n) {
  margin-right: 0;
}
body main section .section_box9 {
  padding-bottom: 60px;
  background: #F4F6F9;
}
body main section .section_box9 .content_box {
  width: 1000px;
}
body main section .section_box9 .content_box p span {
  justify-content: start;
  width: 320px;
  height: 80px;
  font-weight: 500;
  font-size: 18px;
  color: #333333;
  background: #FFFFFF;
  box-shadow: 0px 10px 32px rgba(10, 31, 68, 0.07);
  border-radius: 8px;
}
body main section .section_box9 .content_box p span::before {
  content: '';
  margin: 0 20px 0 40px;
  width: 40px;
  height: 40px;
  background: url(../imgpc/box9_ico1.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box9 .content_box p span:nth-of-type(2)::before {
  background: url(../imgpc/box9_ico2.png) no-repeat;
  background-size: 100% auto;
}
body main section .section_box9 .content_box p span:nth-of-type(3)::before {
  background: url(../imgpc/box9_ico3.png) no-repeat;
  background-size: 100% auto;
}
body main section .section_box9 .content_box .btn {
  margin-top: 68px;
  width: 360px;
  height: 68px;
  font-style: normal;
  font-weight: 600;
  font-size: 22px;
  color: #FFFFFF;
  background: #F24242;
  box-shadow: 0px 16px 32px rgba(242, 66, 66, 0.3);
  border-radius: 8px;
}
body main section .section_box10 {
  padding-bottom: 60px;
  background: #F4F6F9;
}
body main section .section_box10 .content_box {
  width: 1000px;
}
body main section .section_box10 .content_box .teacher_info {
  height: 310px;
  justify-content: flex-end;
}
body main section .section_box10 .content_box .teacher_info .item {
  align-items: flex-end;
  width: 1000px;
  height: 220px;
  background: #FFFFFF;
  box-shadow: 0px 10px 32px rgba(10, 31, 68, 0.07);
  border-radius: 8px;
}
body main section .section_box10 .content_box .teacher_info .item img {
  height: 310px;
}
body main section .section_box10 .content_box .teacher_info .item .case {
  text-align: left;
  padding: 45px 40px;
}
body main section .section_box10 .content_box .teacher_info .item .case .teaher_name {
  font-weight: 600;
  font-size: 22px;
  color: #333333;
}
body main section .section_box10 .content_box .teacher_info .item .case p {
  font-size: 16px;
  line-height: 28px;
  color: #666666;
}
body main section .section_box11 {
  padding-bottom: 126px;
}
body main section .section_box11 .center_box {
  position: relative;
  width: 1000px;
  height: 490px;
  background: #FFFFFF;
  border: 1px solid #F3F3F3;
  box-sizing: border-box;
  box-shadow: 0px 10px 32px rgba(10, 31, 68, 0.07);
  border-radius: 8px;
  overflow: hidden;
}
body main section .section_box11 .center_box .swiper-container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
}
body main section .section_box11 .center_box .swiper-slide {
  background-size: cover;
  background-position: center;
}
body main section .section_box11 .center_box .gallery-top {
  width: 100%;
  height: 300px;
  margin-top: 34px;
}
body main section .section_box11 .center_box .gallery-top .swiper-slide img {
  height: 270px;
  box-shadow: 0px 10px 32px rgba(10, 31, 68, 0.07);
  border-radius: 8px;
}
body main section .section_box11 .center_box .gallery-thumbs {
  width: 100%;
  height: 20%;
  box-sizing: border-box;
}
body main section .section_box11 .center_box .gallery-thumbs .swiper-slide {
  height: 60px;
  line-height: 60px;
  background: #F4F6F9;
  cursor: pointer;
}
body main section .section_box11 .center_box .gallery-thumbs .swiper-slide.swiper-slide-thumb-active {
  opacity: 1;
  background: #2288FF;
  color: #fff;
}
body main section .section_box11 .center_box .swiper-button-prev:after {
  content: ' ';
}
body main section .section_box11 .center_box .swiper-button-next:after {
  content: ' ';
}
body main section .section_box11 .center_box .swiper-pagination.swiper-pagination-bullets {
  width: 100%;
}
body main section .section_box11 .center_box .swiper-pagination.swiper-pagination-bullets span {
  margin: 0 4px;
  border-radius: 0 !important;
  width: 20px;
  height: 4px;
  background: #2288FF;
}
body main section .section_box11 .center_box .swiper-button-prev {
  width: 48px;
  height: 100px;
  left: 134px;
  top: 200px;
  background: url(../imgpc/swiper-button_prev.png) no-repeat;
  background-size: 100% 100%;
  z-index: 999;
}
body main section .section_box11 .center_box .swiper-button-next {
  width: 48px;
  height: 100px;
  right: 134px;
  top: 200px;
  background: url(../imgpc/swiper-button_next.png) no-repeat;
  background-size: auto 100%;
  z-index: 99;
}
body main section .section_box12 {
  padding-bottom: 68px;
}
body main section .section_box12 .content_box {
  width: 1000px;
}
body main section .section_box12 .content_box ul {
  justify-content: space-between;
  flex-wrap: wrap;
}
body main section .section_box12 .content_box ul li img {
  height: 280px;
}
body main section .section_box12 .content_box ul li:nth-of-type(n+3) {
  margin-top: 20px;
}
body main section .section_box12 .content_box .btn {
  margin-top: 68px;
  width: 360px;
  height: 68px;
  font-style: normal;
  font-weight: 600;
  font-size: 22px;
  color: #FFFFFF;
  background: #F24242;
  box-shadow: 0px 16px 32px rgba(242, 66, 66, 0.3);
  border-radius: 8px;
}
body main section .section_box13 {
  padding-bottom: 146px;
}
body main section .section_box13 .content_box {
  width: 1000px;
  height: 334px;
  background: #FFFFFF;
  box-shadow: 0px 10px 32px rgba(10, 31, 68, 0.07);
  border-radius: 8px;
}
body main section .section_box13 .content_box ul {
  padding: 32px 0;
}
body main section .section_box13 .content_box ul li p {
  justify-content: start;
  font-weight: 600;
  font-size: 18px;
  line-height: 28px;
  color: #333333;
  text-align: left;
}
body main section .section_box13 .content_box ul li p:last-child {
  margin-top: 6px;
  margin-left: 52px;
  font-size: 14px;
  line-height: 24px;
  color: #666666;
}
body main section .section_box13 .content_box ul li p:first-child::before {
  content: '';
  margin: 0 4px 0 32px;
  width: 16px;
  height: 16px;
  background: url(../imgpc/ico_message.png) no-repeat;
  background-size: auto 100%;
}
body main section .section_box13 .content_box ul li:nth-of-type(n+2) {
  margin-top: 24px;
}
body main section .section_box14 {
  padding-bottom: 126px;
  width: 1120px;
}
body main section .section_box14 p {
  position: relative;
}
body main section .section_box14 p img {
  cursor: pointer;
  height: 204px;
}
body main section .section_box14 p span {
  margin-top: 20px;
  font-weight: 500;
  font-size: 16px;
  line-height: 22px;
  color: #333333;
}
body main section .section_box14 p .mask {
  cursor: not-allowed;
  position: absolute;
  top: 0;
  width: 360px;
  height: 204px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 8px;
}
body main section .section_box14 p .mask::after {
  content: '待开放';
  position: absolute;
  width: 166px;
  height: 42px;
  line-height: 42px;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid #FFFFFF;
  border-radius: 4px;
  font-weight: 500;
  font-size: 16px;
  color: #FFFFFF;
}
body .loupe_case {
  display: none;
  height: 100%;
  width: 100%;
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  z-index: 9999;
}
body .loupe_case .bigimg {
  position: absolute;
  width: 600px;
  height: 400px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border: 10px solid #fff;
  z-index: 99;
}
body .loupe_case .mask {
  position: fixed;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  background-color: #000;
  opacity: 0.5;
  filter: alpha(opacity=50);
  z-index: 98;
  transition: all 1s;
}
body .loupe_case .bigbox {
  width: 840px;
  background: #fff;
  border: 1px solid #ededed;
  margin: 0 auto;
  border-radius: 10px;
  overflow: hidden;
  padding: 10px;
}
body .loupe_case .bigbox > .imgbox {
  width: 400px;
  height: 250px;
  float: left;
  border-radius: 5px;
  overflow: hidden;
  margin: 0 10px 10px 10px;
}
body .loupe_case .bigbox > .imgbox > img {
  width: 100%;
}
body .loupe_case .imgbox:hover {
  cursor: zoom-in;
}
body .loupe_case .mask:hover {
  cursor: zoom-out;
}
body .loupe_case .mask > img {
  position: fixed;
  right: 10px;
  top: 10px;
  width: 60px;
}
body .loupe_case .mask > img:hover {
  cursor: pointer;
}
.course_bg:hover .playIcon,
.course_bg:hover .mask {
  display: block;
}
.course_bg:hover img:first-child {
  transform: scale(1.05);
}
.ihpone-hide {
  display: none;
}
/* 提示 */
.model_box {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.2);
  z-index: 100;
  display: none;
}
.model_box .model_cont {
  width: 440px;
  height: 200px;
  background-color: #fff;
  border-radius: 8px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  padding: 20px;
}
.model_box .toStuBtn {
  display: block;
  margin: auto;
  width: 140px;
  height: 40px;
  font-size: 14px;
  background: #F24242;
  color: #fff;
  border-radius: 8px;
  margin-top: 30px;
}
.model_box .font14 {
  font-size: 14px;
}
.model_box .grayColor {
  margin-top: 10px;
  color: gray;
}
.model_box img {
  position: absolute;
  top: -35px;
  right: -30px;
  height: 30px;
  cursor: pointer;
}