body {
  font-family: PingFang SC;
}

a:active {
  text-underline: none;
}

.header {
  padding: 6px 0;
}

.header .navs {
  margin-top: 30px;
}

.header .navs li {
  float: left;
  margin-left: 50px;
}

.header .navs h2 {
  margin: 0;
  font-size: 16px;
  line-height: 1;
}

.header .navs a {
  color: #333;
}

.header .navs a:hover,
.header .navs a.current {
  color: #2bb4a4;
}

.download-box .download-menu {
  position: absolute;
  width: 958px;
  height: 454px;
  background: url("../images/img/erweima-bg.png") 0 0 no-repeat;
  padding: 145px 64px 0px 69px;
  right: 0;
  top: 10px;
  opacity: 0;
  transition: all 0.5s ease 0s;
  visibility: hidden;
  z-index: 1000;
}

.download-box .download-menu:before {
  content: "";
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 12px solid transparent;
  border-bottom: 12px solid #fff;
  position: absolute;
  top: -24px;
  right: 25px;
}

.download-box:hover .download-menu {
  visibility: visible;
  top: 40px;
  opacity: 1;
}

.download-box .box-left {
  float: left;
}

.download-box .box-right {
  float: right;
}

.download-box .twm {
  width: 134px;
  height: 134px;
  border: 1px solid #ececec;
  padding: 18px;
  margin-bottom: 12px;
}

.download-box .twm img {
  width: 98px;
  height: 98px;
}

.download-button {
  width: 90px;
  height: 24px;
  font-size: 14px;
  line-height: 22px;
  color: #2bb4a4 !important;
  border: 1px solid #2bb4a4;
  border-radius: 4px;
  cursor: pointer;
  display: inline-block;
  margin-top: 18px;
}

/* footer */
.footer {
  background: #273341;
  color: #798693;
  font-size: 16px;
}

.footer .footer-inner {
  padding: 54px 0 30px;
}

.footer .weixin {
  border: 1px solid #2d3a49;
  background-color: #2d3a49;
  text-align: center;
}

.footer .weixin span {
  display: block;
  padding-top: 2px;
  padding-bottom: 8px;
}

.footer .friend-link a {
  color: #798693;
}

.footer .friend-link a:hover {
  color: #2bb4a4;
}

.footer .copy {
  padding: 17px 0;
  border-bottom: 1px solid #414c58;
  border-top: 1px solid #414c58;
  background-color: #273341;
  color: #798693;
}

.title {
  text-align: center;
  font-size: 40px;
  color: #333;
  /*font-weight: 600;*/
  position: relative;
}

.title:before,
.title:after {
  content: "";
  background: url(../images/img/des.png)
    /*url(../images/img/des.png)*/
    no-repeat;
  width: 18px;
  height: 21px;
  display: inline-block;
  vertical-align: middle;
  margin-right: 20px;
}

.title:after {
  margin-left: 20px;
}

.tit-p-t-lg {
  padding-top: 101px;
}

.tit-p-b-lg {
  padding-bottom: 107px;
}

.tit-p-b-md {
  padding-bottom: 83px;
}

/* 关于 */
.about-wrap .description {
  line-height: 36px;
  margin: 34px auto 0;
}

.about-wrap .title {
  line-height: 36px;
  margin: 34px auto 0;
}

.about-content {
  padding-top: 78px;
  position: relative;
}

/* .about-content .title{
	margin-bottom: 82px;
} */
.about-content .description {
  padding: 0 0 107px;
}

.about-content .about-intro img {
  margin-left: 45px;
}

.about-content .about-intro .a-text {
  width: 31%;
  margin: 36px 0 0 100px;
}

.about-content .about-intro .a-text .text-navy {
  color: #15c096;
  margin-bottom: 24px;
}

.about-content .about-intro .a-text p {
  line-height: 36px;
}

.about-content .ds1-ab {
  left: 0;
  top: 275px;
  z-index: -1;
}

.about-content .ds2-ab {
  right: 0;
  bottom: -279px;
  width: 429px;
  z-index: -1;
}

.about-yixue {
  padding: 166px 0 0 0;
}

.about-yixue .description {
  padding: 0 0 80px;
}

.about-yixue .yixue-info .text-img {
  width: 220px;
  height: 214px;
  box-shadow: 0px 0px 28px 0px rgba(161, 163, 174, 0.3);
  border-radius: 10px;
  padding: 20px;
  margin: 0 68px 0 92px;
}

.about-yixue .yixue-info .text-infos {
  width: 66%;
  margin-top: 36px;
}

.about-yixue .yixue-info .text-infos p {
  margin-bottom: 40px;
}

.about-yixue .ds3-ab {
  left: 0;
  top: 150px;
}

.mission-yixue {
  padding: 140px 0 158px;
}

.mission-yixue .description {
  padding: 0 0 38px;
}

.mission-yixue .mission-imgbox {
  padding: 0 58px;
}

.mission-yixue .mission-imgbox .m-imgbg {
  width: 294px;
  height: 294px;
  overflow: hidden;
  border-radius: 100%;
}

.mission-yixue .mission-imgbox .m-imgbg:nth-child(2) {
  margin: 0 70px;
}

.mission-yixue .mission-imgbox a {
  width: 100%;
  height: 100%;
}

.mission-yixue .mission-imgbox span.block {
  width: 94%;
  height: 94%;
  -webkit-transform: translate(3%, 3%);
  transform: translate(3%, 3%);
  overflow: hidden;
  border-radius: 100%;
}

.mission-yixue .mission-imgbox .img-des {
  position: absolute;
  width: 100%;
  height: 100%;
  background: url(../images/img/about/science-bg2.png) no-repeat;
  background-size: 100% 100%;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}

.mission-yixue .mission-imgbox .m-imgbg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 100%;
  -webkit-transition: transform 0.4s;
  transition: transform 0.4s;
}

.mission-yixue .mission-imgbox .m-imgbg a:hover img {
  -webkit-transform: scale(1.4);
  transform: scale(1.4);
}

.mission-yixue .mission-imgbox .m-imgbg.rt {
  top: 190px;
}

.mission-yixue .arrow1 {
  top: 243px;
  left: 31%;
}

.mission-yixue .arrow2 {
  top: 296px;
  left: 68%;
}

.td-ic {
  display: inline-block;
  background: url(../images/img/about/des-ic.png) no-repeat;
  width: 20px;
  height: 20px;
}

.about-vision {
  padding: 156px 0 0 0;
  background: url(../images/img/about/vision.png) no-repeat;
  background-size: cover;
  background-position: center center;
  height: 700px;
}

.about-value {
  padding: 86px 0 80px;
}

.about-value .description {
  padding-bottom: 60px;
}

.about-value .value-info img {
  width: 560px;
}

.about-value .value-info .value-text {
  padding: 90px 0 0 54px;
  width: 50%;
}

.about-value .value-info .value-text p {
  line-height: 30px;
  margin-bottom: 38px;
}

.animationOpacity {
  -webkit-animation: animationOpacity 2s linear infinite;
  animation: animationOpacity 2s linear infinite;
}

.ht {
  height: 85px;
}

.header .navs a.btn-login,
.header .navs a.btn-login:hover {
  text-align: center;
  border-radius: 30px;
  float: left;
  color: #fff;
  padding: 6px 10px;
  position: relative;
  top: -6px;
  background-color: #2bb4a4;
  color: #fff;
}

@-webkit-keyframes animationOpacity {
  0% {
    opacity: 0.4;
  }

  50% {
    opacity: 1;
  }

  100% {
    opacity: 0.4;
  }
}

@keyframes animationOpacity {
  0% {
    opacity: 0.4;
  }

  50% {
    opacity: 1;
  }

  100% {
    opacity: 0.4;
  }
}

/*platform*/
.des {
  margin-top: 34px;
  color: #666;
  line-height: 36px;
  text-align: center;
}

.platform-sys {
  padding: 55px 0;
}

.platform-sys .title {
  margin-bottom: 44px;
}

.platform-ai {
  padding: 83px 0;
  height: 778px;
  background-color: #f5f5f8;
}

.ai-intro {
  padding-top: 195px;
}

.ai-intro .ai-ago,
.ai-intro .ai-now {
  position: absolute;
  opacity: 0;
}

.ai-intro .ai-ago {
  text-align: left;
  left: 0;
  bottom: -110px;
  transition: all 0.5s ease-out 0.5s;
}

.ai-intro .ai-now {
  text-align: right;
  right: 0;
  bottom: -50px;
  transition: all 0.5s ease-out 1.2s;
}

.ai-intro .ai-box .ai-tit {
  color: #333333;
  font-size: 60px;
  font-family: "Arial";
  margin-bottom: 10px;
}

.ai-intro .ai-box .ai-info {
  font-size: 16px;
  color: #666;
  line-height: 40px;
}

.ai-intro .ai-now img {
  margin-top: 62px;
}

.ai-intro.on .ai-ago {
  bottom: -50px;
  opacity: 1;
}

.ai-intro.on .ai-now {
  bottom: 0px;
  opacity: 1;
}

.platform-data {
  padding: 104px 0 87px;
}

.data-intro {
  padding-top: 105px;
}

.data-intro .bq {
  background-repeat: no-repeat;
  background-position: 0 0;
  position: absolute;
  font-size: 26px;
  color: #fff;
  opacity: 0;
  transition-property: all;
  transition-duration: 0.3s;
  transition-timing-function: ease-out;
}

.data-intro .bq01 {
  background-image: url("../images/img/platform/round1.png");
  width: 138px;
  height: 127px;
  line-height: 120px;
  left: 85px;
  margin-top: 160px;
  text-align: center;
  transition-delay: 0.5s;
}

.data-intro .bq02 {
  background-image: url("../images/img/platform/round2.png");
  width: 157px;
  height: 171px;
  line-height: 171px;
  left: 0;
  top: 0;
  margin-top: 125px;
  margin-left: 315px;
  text-align: left;
  padding-left: 20px;
  transition-delay: 0.8s;
}

.data-intro .bq03 {
  background-image: url("../images/img/platform/round3.png");
  width: 153px;
  height: 171px;
  line-height: 171px;
  left: 0;
  top: 0;
  margin-top: 115px;
  margin-left: 665px;
  text-align: left;
  padding-left: 15px;
  transition-delay: 1.1s;
}

.data-intro .bq04 {
  background-image: url("../images/img/platform/round4.png");
  width: 117px;
  height: 123px;
  line-height: 120px;
  right: 0;
  top: 0;
  text-align: left;
  padding-left: 12px;
  margin-top: 310px;
  margin-right: 110px;
  transition-delay: 1.4s;
}

.data-intro.on .bq {
  opacity: 1;
}

.data-intro.on .bq01 {
  margin-top: 110px;
}

.data-intro.on .bq02 {
  margin-top: 75px;
}

.data-intro.on .bq03 {
  margin-top: 65px;
}

.data-intro.on .bq04 {
  margin-top: 260px;
}

.platform-teach {
  padding: 111px 0 79px;
  background-color: #f5f5f8;
}

.teach-intro {
  padding-top: 63px;
}

.platform-worker {
  padding: 111px 0 20px;
}

.worker-intro {
  padding-top: 56px;
}

.platform-case {
  padding: 128px 0 160px;
}

.case-intro {
  padding-top: 100px;
}

.case-intro .poster-item:before {
  background-color: #000;
  opacity: 0.3;
  width: 100%;
  height: 100%;
  position: absolute;
  z-index: 1;
  content: "";
  left: 0;
  top: 0;
}

.case-intro .poster-item.active {
  box-shadow: -0px -2px 76px rgba(135, 137, 141, 0.32);
}

.case-intro .poster-item.active:before {
  display: none;
}

/* 老师登录 */
.index-form {
  background: #31cdbb url("../images/img/index-banner.png") no-repeat;
  background-size: 100% auto;
  background-position: center center;
}

.index-form .form-wrap {
  position: absolute;
  top: 50%;
  right: 20%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0px 5px 20px 0px rgba(220, 220, 220, 0.4);
  width: 448px;
  border-radius: 10px;
  padding: 52px 62px 96px;
}

.index-form .form-wrap h4 {
  margin-bottom: 44px;
}

.index-form .form-wrap .form-container {
  margin-bottom: 32px;
}

.index-form .form-wrap .form-container2 {
  margin-bottom: 60px;
}

.index-form .form-wrap .form-inner {
  background: rgba(244, 244, 244, 1);
  border-radius: 10px;
  padding: 15px;
  height: 58px;
  align-items: center;
}

.index-form .form-wrap .form-inner span {
  width: 32px;
}

.index-form .form-wrap .form-inner i {
  display: inline-block;
}

.index-form .form-wrap .form-inner .person-icon {
  background: url(../images/img/person-icon.png) no-repeat;
  width: 19px;
  height: 22px;
  background-size: 100% 100%;
}

.index-form .form-wrap .form-inner .pass-icon {
  background: url(../images/img/pass-icon.png) no-repeat;
  width: 23px;
  height: 27px;
  background-size: 100% 100%;
}

.index-form .form-wrap .form-inner input {
  border: none;
  width: 100%;
  font-size: 18px;
  background: none;
}

.index-form .form-wrap .btn-submit {
  width: 231px;
  height: 45px;
  background: linear-gradient(0deg,
      rgba(43, 180, 164, 1),
      rgba(68, 225, 207, 1));
  box-shadow: 0px 3px 15px 0px rgba(43, 180, 164, 0.38);
  border-radius: 10px;
  display: block;
  margin: 0 auto;
  color: #fff;
  line-height: 45px;
  cursor: pointer;
}

[v-cloak] {
  display: none;
}

.index-form .in-bot-arrow {
  left: 50%;
  bottom: 15px;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  -webkit-animation: arrowBot 3s linear infinite both;
  animation: arrowBot 3s linear infinite both;
}

.video-intro {
  background: url("../images/img/video-intro.png") no-repeat;
  background-size: cover;
  background-position: top center;
  height: 990px;
}

.status-intro {
  background: url(../images/img/exue-status.png) no-repeat;
  background-size: cover;
  background-position: top center;
  height: 990px;
}

.status-intro h2,
.video-intro h2,
.newest-dongtai h2 {
  padding: 110px 0 68px;
  color: #333;
}

.newest-dongtai h2 {
  padding: 69px 0 60px;
}

.video-container {
  width: 960px;
  margin: 0 auto;
}

.video-container video {
  height: auto;
  width: 100%;
}

.certification-img-wrap .slick-prev {
  background: url(../images/img/arrow_left.png) no-repeat;
  /* background: url(../images/img/arrow_left.png) no-repeat; */
  width: 38px;
  height: 68px;
  background-size: 100%;
  -wekbit-transform: translateX(-82px);
  transform: translateX(-82px);
  opacity: 0.2;
}

.certification-img-wrap .slick-next {
  background: url(../images/img/arrow_right.png) no-repeat;
  /* background: url(../images/img/arrow_right.png) no-repeat; */
  width: 38px;
  height: 68px;
  background-size: 100%;
  -wekbit-transform: translateX(82px);
  transform: translateX(82px);
  opacity: 0.2;
}

.slick-prev:before,
.slick-next:before {
  content: "";
}

.status-intro .status-wrapper {
  margin: 0 auto;
}

.status-intro .status-big {
  width: 65%;
}

.status-intro .status-big a,
.status-intro .status-small a {
  color: #666;
  text-decoration: none;
}

/* .status-intro .status-big img,.status-intro .status-small img{
	width: 100%;
	height: auto;
} */
.status-intro .status-big .img-box {
  z-index: -1;
}

.status-intro .status-big .img-text,
.status-intro .status-small .img-text {
  width: 90%;
  background: #fff;
  position: relative;
  left: 0;
  margin-top: -48px;
  /* box-shadow:0px 5px 10px 0px rgba(193,193,193,0.6); */
  height: 205px;
}

.status-intro .status-big .img-box {
  height: 510px;
  overflow: hidden;
}

.status-intro .status-small .img-box {
  height: 354px;
  overflow: hidden;
}

.status-intro .status-big .img-box img,
.status-intro .status-small .img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.status-intro .status-big .img-text {
  padding-right: 100px !important;
}

.status-intro .status-small {
  position: absolute;
  top: 60px;
  right: 0;
  width: 40%;
  z-index: 4;
}

.status-intro .status-small .img-text {
  left: auto;
  height: 139px;
  margin-top: -30px;
}

.status-intro .slick-dots {
  left: 50%;
  height: 20px;
}

.status-intro .slick-dots li button:before {
  content: "";
}

.status-intro .slick-dots li {
  width: 12px;
  height: 12px;
  background: #bfdfdb;
  border-radius: 100%;
}

.status-intro .slick-dots li.slick-active {
  background: #2bb7a7;
}

.newest-dongtai .dongtai-con-item {
  box-shadow: 0px 0px 3px 0px rgba(137, 137, 137, 0.51);
  padding: 28px 25px;
}

.newest-dongtai .dongtai-con-item .flex {
  align-items: center;
}

.newest-dongtai .dongtai-con-item:hover {
  box-shadow: 0px 0px 10px 0px rgba(137, 137, 137, 0.51);
}

.newest-dongtai .dongtai-con-item .flex:hover .hover {
  color: #22bcb2;
}

.newest-dongtai .dongtai-con-item .date {
  font-family: SF UI Display;
  width: 120px;
}

.newest-dongtai .dongtai-con-item .date .day {
  font-size: 84px;
  line-height: 1;
}

.newest-dongtai .dongtai-con-item .date .month {
  font-size: 24px;
}

.newest-dongtai .dongtai-con-item .img-box {
  width: 264px;
  height: 196px;
  overflow: hidden;
}

.newest-dongtai .page-box {
  margin-top: 50px;
}

.newest-dongtai .page-box a,
.newest-dongtai .page-box span {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid #f3f3f3;
  color: #333;
  text-decoration: none;
}

.newest-dongtai .page-box a:hover,
.newest-dongtai .page-box span {
  background: #22bcb2;
  color: #fff;
  border-color: #22bcb2;
}

.newest-dongtai .page-box a:first-of-type,
.newest-dongtai .page-box a:first-of-type:hover {
  border: none;
  background: none;
  color: #333;
}

.flex-one {
  flex: 1;
}

.newest-dongtai .dongtai-con-item .img-box .img,
.recomend .img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.newest-dongtai .dongtai-con-item .det {
  padding: 0 10px 0 24px;
}

.newest-dongtai .dongtai-con-item .det p {
  color: #666;
}

.recomend {
  margin-bottom: 100px;
}

.recomend ul {
  margin: 0 -10px;
}

.recomend .col-20 {
  width: 20%;
  padding: 0 10px;
  float: left;
}

.recomend .col-20 a.block {
  box-shadow: 0px 0px 3px 0px rgba(137, 137, 137, 0.51);
}

.recomend .col-20 a.block:hover {
  box-shadow: 0px 5px 10px 0px rgba(137, 137, 137, 0.51);
}

.recomend .img-box {
  width: 100%;
  height: 168px;
  overflow: hidden;
  display: block;
}

.recomend .img-box img {
  width: 100%;
  height: 100% !important;
  object-fit: cover;
}

.recomend h3.texthid {
  padding: 12px 12px 34px;
  color: #333;
  font-size: 18px;
}

.ad {
  margin-bottom: 50px;
  margin-top: 84px;
}

.ad img {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.enterprise .position {
  margin-top: 40px;
  line-height: 20pt;
  padding: 0 195px;
  letter-spacing: 1px;
  word-break: break-word;
}

.enterprise .title {
  padding-top: 110px;
  padding-bottom: 30px;
  font-size: 30px;
}

.enterprise img {
  max-width: 100%;
  height: auto !important;
  margin: 0 auto;
  display: block;
}

.enterprise .title-box {
  background-color: #f8f8f8;
  font-size: 42px;
  position: relative;
  padding: 41px 0 50px;
}

.enterprise .title-box-padding {
  padding: 0 195px;
  font-weight: bold;
  line-height: 60px;
  font-size: 36px;
}

.enterprise .title-box .time {
  color: #999;
  font-size: 14px;
  width: 100%;
  line-height: 1;
  font-weight: normal;
  text-align: center;
  padding: 21px 15px 0;
}

.enterprise .title-box .time span {
  display: inline-block;
  margin: 0 15px;
}

.full-width2 {
  min-height: 180px;
}

.teacher-form .tit1,
.interest-form .tit1 {
  padding: 46px 0 60px;
}

.red {
  color: #ff0b0b;
  margin-right: 6px;
  position: relative;
  top: 2px;
}

.teacher-form label,
.interest-form label {
  width: 120px;
  font-weight: normal;
}

.interest-form label {
  width: 94px;
}

.teacher-form .input-style,
.interest-form .input-style {
  width: 351px;
  height: 58px;
  border: 1px solid rgba(210, 210, 210, 1);
  border-radius: 10px;
  padding: 10px;
  font-size: 16px;
}

.interest-form textarea.input-style {
  width: 92.5%;
  height: 204px;
  resize: vertical;
}

.interest-form .input-style {
  background: none;
}

.teacher-form .btn-apply,
.interest-form .btn-apply {
  display: inline-block;
  width: 225px;
  height: 53px;
  background: rgba(43, 180, 164, 1);
  border-radius: 10px;
  color: #fff;
  line-height: 53px;
  margin: 48px 0 118px;
}

.teacher-form .arrow {
  position: absolute;
  width: 14px !important;
  height: 14px !important;
  border-right: 2px solid #999999;
  border-bottom: 2px solid #999999;
  transform: rotate(45deg);
  top: 20px !important;
}

.teacher-form .title:before,
.teacher-form .title:after {
  content: "";
  display: none;
}

.teacher-form .city-picker-span .title {
  font-size: 16px;
}

.teacher-form .text-danger {
  padding-left: 124px;
}

.teacher-form .city-picker-span {
  width: 351px !important;
  height: 58px !important;
  border: 1px solid rgba(210, 210, 210, 1);
  border-radius: 10px;
  font-size: 16px;
  line-height: 58px !important;
}

.interest-form.bg-gray {
  background: #f9f9f9;
}

.interest-form .r-sty {
  display: inline-block;
  width: 17px;
  height: 17px;
  border-radius: 100%;
  background: #e1e1e1;
  vertical-align: -3px;
  margin-right: 10px;
  position: relative;
  text-align: center;
}

.interest-form .r-sty.on {
  vertical-align: 2px;
}

.interest-form .r-sty.on:before {
  content: "";
  display: inline-block;
  width: 66%;
  height: 66%;
  background: #37dc52;
  border-radius: 100%;
  position: relative;
  top: 3px;
}

.interest-form .text-pull {
  padding-left: 100px;
}

.map-container {
  background: url(../images/img/map.png)
    /*url(../images/img/map.png)*/
    no-repeat;
  height: 419px;
  background-size: 100% 100%;
}

.map-container h3 {
  padding: 70px 0 80px;
  color: #fff;
}

.map-container .vt {
  vertical-align: 4px;
}

.map-container .f60 {
  font-weight: 600;
}

.enterprise {
  padding-bottom: 120px;
}

.enterprise .position {
  margin-top: 40px;
  line-height: 20pt;
  padding: 0 195px;
  letter-spacing: 1px;
  word-break: break-word;
}

.enterprise .title {
  padding-top: 110px;
  padding-bottom: 30px;
  font-size: 30px;
}

.enterprise img {
  max-width: 100%;
  height: auto !important;
  margin: 0 auto;
  display: block;
}

.enterprise .title-box {
  background-color: #f8f8f8;
  font-size: 42px;
  position: relative;
  padding: 41px 0 50px;
}

.enterprise .title-box-padding {
  padding: 0 195px;
  font-weight: bold;
  line-height: 60px;
  font-size: 36px;
}

.enterprise .title-box .time {
  color: #999;
  font-size: 14px;
  width: 100%;
  line-height: 1;
  font-weight: normal;
  text-align: center;
  padding: 21px 15px 0;
}

.enterprise .title-box .time span {
  display: inline-block;
  margin: 0 15px;
}

.full-width2 {
  min-height: 180px;
}

/* 新增样式 */
.text-black {
  color: #000;
}

.page-wrap {
  min-height: 842px;
}

.page-bg {
  background-color: #f5f5f8;
  height: 826px;
  width: 100%;
  position: absolute;
}

.us-intro-list {
  margin-bottom: 148px;
}

.us-intro-list .col-md-3 {
  width: 20%;
}

.us-intro-list h4 {
  margin-top: 24px;
}

.video-list {
  height: 500px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0px 0px 49px 2px rgba(0, 0, 0, 0.08);
  padding: 0 46px 0 78px;
  margin-bottom: 99px;
}

.video-list .video-list-left {
  padding-top: 56px;
  width: 320px;
}

.video-list .video-list-left h3.text-black {
  margin-bottom: 40px;
}

.video-list .video-list-left li {
  margin-bottom: 15px;
  cursor: pointer;
}

.video-list .video-list-left .dot {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 1px solid #666666;
  border-radius: 50%;
  text-align: center;
  margin-right: 12px;
  vertical-align: middle;
}

.video-list .video-list-left .dot:before {
  content: "";
  width: 4px;
  height: 4px;
  background: #666666;
  border-radius: 50%;
  display: inline-block;
  position: relative;
  top: 4px;
}

.video-list .video-list-left li:hover .dot,
.video-list .video-list-left li.current .dot {
  border-color: #2bb4a4;
}

.video-list .video-list-left li:hover .dot:before,
.video-list .video-list-left li.current .dot:before {
  background: #2bb4a4;
}

.video-list .video-list-left li:hover span.text-gray,
.video-list .video-list-left li.current span.text-gray {
  color: #2bb4a4;
}

.video-list .video-list-right {
  width: 696px;
  /*696px;*/
  box-shadow: 0px 4px 19px 1px rgba(0, 0, 0, 0.1);
  top: -24px;
}

.video-list .radar-radius {
  position: absolute;
  background: url(../images/img/newImg/radius.png) no-repeat;
  width: 54px;
  height: 59px;
  left: 0;
  bottom: 0;
}

.video-list-right .pointer {
  z-index: 2;
}

.video-list-right .video-info {
  display: none;
}

.video-list video {
  display: block;
  width: 100%;
  height: 400px;
  object-fit: fill;
}

.ellipsis {
  display: inline-block;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  width: calc(100% - 36px);
  vertical-align: middle;
}

.page-wrap .col-bg h4 {
  padding: 38px 50px 34px 58px;
  z-index: 2;
  position: relative;
  background: rgba(255, 255, 255, 0.8);
  height: 190px;
}

.page-wrap .col-bg .absolute {
  z-index: 1;
  top: -22px;
  left: 62px;
}

.page-wrap .pr-text {
  padding-right: 134px;
}

.page-wrap .pr-text span.f24 {
  font-weight: 800;
}

.page-wrap .pr-text p {
  line-height: 26px;
  margin-top: 13px;
  text-align: justify;
}

.f15 {
  font-size: 15px;
}

.f26 {
  font-size: 26px;
}

.page-wrap .m-b-lg {
  margin-bottom: 36px;
}

.certification-img .bg-white {
  padding: 41px 39px;
  z-index: 2;
  background: rgba(255, 255, 255, 0.8);
}

.certification-img .absolute {
  left: 61px;
  top: -20px;
  z-index: 1;
}

.certification-img .ce-bg {
  width: 241px;
  height: 268px;
  overflow: hidden;
}

.certification-img a:focus {
  outline: none;
}

.certification-img .ce-bg-wp {
  background: url(../images/img/newImg/border.png) no-repeat;
  width: 100%;
  height: 100%;
  background-size: 100% 100%;
  position: absolute;
  z-index: 2;
}

.certification-img .ce-bg img {
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -43%);
  transform: translate(-50%, -43%);
  width: 70%;
}

.brand-wrap {
  margin-bottom: 40px;
}

.brand .br-bg {
  width: 100%;
  height: 152px;
  background: rgba(255, 255, 255, 0.5);
  box-shadow: 0px 4px 19px 1px rgba(0, 0, 0, 0.1);
}

.brand .br-bg img {
  width: 100%;
  height: 152px;
}

.new-wrap {
  background: #fffeff;
}

.new-wrap .new-bg {
  padding: 20px;
  -webkit-transition: all 0.2s;
  transition: all 0.2s;
}

.new-wrap .new-bg a:hover {
  text-decoration: none;
}

.new-wrap .new-bg:hover {
  background: #fff;
  box-shadow: 0px 4px 19px 1px rgba(0, 0, 0, 0.1);
}

.new-wrap .new-bg:hover .green-line {
  width: 63px;
}

.new-wrap .new-bg:hover img {
  -webkit-transform: scale(1.2);
  transform: scale(1.2);
}

.new-wrap .new-bg .imgbox {
  overflow: hidden;
}

.new-wrap .new-bg img {
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

.new-wrap .new-bg .imgbox,
.new-wrap .new-bg img {
  width: 100%;
  height: 178px;
}

.new-wrap .new-bg .text {
  margin-top: 20px;
}

.new-wrap .new-bg .text .text-lightgray,
.new-wrap .new-bg .text .text-gray {
  font-weight: 400;
}

.new-wrap .new-bg .text h3 {
  font-weight: 600;
  margin: 6px 0 8px;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}

.new-wrap .new-bg .text .text-gray {
  line-height: 25px;
  margin-bottom: 32px;
}

.new-wrap .new-bg .green-line {
  display: block;
  width: 0;
  height: 1px;
  background: rgba(43, 180, 164, 1);
  position: absolute;
  right: 0;
  -webkit-transition: width 0.2s;
  transition: width 0.4s;
}

.tit-p-b-sm {
  margin-bottom: 60px;
}

.btn-more {
  display: inline-block;
  width: 160px;
  height: 40px;
  border: 1px solid #2bb4a4;
  border-radius: 20px;
  color: #2bb4a4;
  line-height: 40px;
  margin: 32px 0 104px;
}

.btn-more:hover {
  color: #2bb4a4;
}

.btn-more:active {
  color: #2bb4a4;
}

.btn-more .arrow {
  display: inline-block;
  background: url(../images/img/newImg/arrow.png) no-repeat;
  width: 6px;
  height: 10px;
  vertical-align: align;
  margin-left: 14px;
}

.banner {
  position: relative;
  z-index: 999;
  width: 100%;
  overflow: hidden;
}

.banner #banner-bg-1,
.banner #banner-bg-2 {
  -webkit-transform-origin: 0 0;
  -ms-transform-origin: 0 0;
  transform-origin: 0 0;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.banner .bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.banner video {
  object-fit: cover;
}

.banner .cursor {
  position: absolute;
  left: 50%;
  margin-left: -10px;
  bottom: 20px;
  z-index: 10;
  width: 47px;
  height: 30px;
}

.banner .cursor img {
  position: absolute;
  z-index: 10;
  -webkit-animation: arrowBot 3s both infinite;
  animation: arrowBot 3s both infinite;
}

.banner .mask-color {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 8;
  background-color: #000;
  opacity: 0.6;
  filter: alpha(opacity=30);
}

.banner .mask-banner {
  width: 100%;
  height: 100%;
  background-image: url(../images/img/newImg/icon-mask-dot.png);
  background-repeat: repeat;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 9;
}

.banner .title-banner {
  position: absolute;
  top: 38.666%;
  width: 100%;
  z-index: 99;
  text-align: center;
  color: #fff;
  font-size: 60px;
}

.banner .title-banner p {
  font-size: 20px;
  margin: 12px 0;
  color: #ececec;
}

.banner .action {
  top: 62%;
  left: 43%;
  margin-left: -85px;
  position: absolute;
  z-index: 99;
}

.banner .action a {
  width: 170px;
  height: 48px;
  line-height: 48px;
  text-align: center;
  border-radius: 30px;
  font-size: 18px;
  float: left;
  color: #fff;
  background-color: #2bb4a4;
}

.banner .action a:hover {
  background-color: #2bb4a4;
}

.banner .action a:active {
  background-color: #2bb4a4;
}

.header-absolute {
  left: 0;
  top: 10px;
  right: 0;
  z-index: 1000;
  position: fixed;
}

.header-absolute .img-one {
  display: block;
}

.header-absolute .img-two {
  display: none;
}

.header-absolute.active .img-one {
  display: none;
}

.header-absolute.active .img-two {
  display: block;
}

.header-absolute.active {
  top: 0;
  background-color: #f5f5f7;
  border-bottom: solid 1px #e1e1e9;
}

.header.header-absolute.active .navs a:hover,
/* .header.header-absolute.active .navs a.current, */
.header.header-absolute.active .navs a {
  color: #3d424c;
}

.header.header-absolute.active .navs a.current {
  color: #2bb4a4;
}

.header.header-absolute.active .btn-login {
  color: #fff !important;
}

.header-absolute.header .navs {
  margin-top: 20px;
}

.header.header-absolute .navs>li>a:hover,
.header.header-absolute .navs>li>a.current,
.header.header-absolute .navs>li>a {
  color: #fff;
}

.weixin img {
  width: 123px;
  height: 123px;
}

@media (max-width: 1000px) {

  .enterprise .position,
  .enterprise .title-box-padding {
    padding: 0;
  }

  .enterprise .title-box {
    font-size: 30px;
    font-weight: bold;
    line-height: 40px;
  }

  .enterprise .title-box .time span {
    display: block;
    text-align: center;
    margin: 10px 0;
  }
}

@-webkit-keyframes arrowBot {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }

  50% {
    opacity: 1;
    transform: translateY(0);
  }

  100% {
    opacity: 0;
    transform: translateY(20px);
  }
}

@keyframes arrowBot {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }

  50% {
    opacity: 1;
    transform: translateY(0);
  }

  100% {
    opacity: 0;
    transform: translateY(20px);
  }
}

@media only screen and (max-width: 1920px) {
  .status-intro .status-wrapper {
    width: 90%;
  }
}

@media only screen and (max-width: 1900px) {
  .about-content .ds2-ab {
    width: 310px;
    bottom: -140px;
  }

  .status-intro .status-wrapper {
    width: 90%;
  }
}

@media only screen and (max-width: 1440px) {
  .about-content .ds2-ab {
    width: 242px;
    bottom: -58px;
  }

  .status-intro .status-wrapper {
    width: 90%;
  }
}

@media only screen and (max-width: 1366px) {
  .index-form .form-wrap {
    right: 14%;
  }

  .about-content .ds2-ab {
    width: 200px;
    bottom: -40px;
  }

  .status-intro .status-wrapper {
    width: 80%;
  }
}

@media only screen and (max-width: 1240px) {
  .video-list .video-list-right {
    width: 496px;
    top: 54px;
  }

  .video-list video {
    height: auto;
    width: 496px;
  }
}

@media only screen and (max-width: 1024px) {

  .enterprise .position,
  .enterprise .title-box-padding {
    padding: 0;
  }

  .enterprise .title-box {
    font-size: 30px;
    font-weight: bold;
    line-height: 40px;
  }

  .enterprise .title-box .time span {
    display: block;
    text-align: center;
    margin: 10px 0;
  }

  .index-form .form-wrap {
    right: 2%;
  }

  .about-content .about-intro,
  .about-value .value-info {
    text-align: center;
  }

  .about-content .about-intro .a-text {
    width: 60%;
  }

  .about-content .about-intro .pull-left,
  .about-yixue .yixue-info .pull-left,
  .mission-yixue .m-imgbg.pull-left,
  .about-value .value-info .pull-left {
    float: none !important;
    margin: 36px auto;
  }

  .mission-yixue .mission-imgbox .m-imgbg.rt {
    top: 0;
    margin: 36px auto;
  }

  .mission-yixue .arrow2,
  .mission-yixue .arrow1 {
    display: none;
  }

  .about-value .value-info .value-text {
    padding: 0;
    width: 60%;
    text-align: left;
  }

  .status-intro .status-wrapper {
    width: 70%;
  }

  .video-container {
    width: 80%;
  }

  .teacher-form .input-style,
  .interest-form .input-style,
  .teacher-form .city-picker-span {
    width: 330px !important;
  }

  .interest-form textarea.input-style {
    width: 100% !important;
  }
}

@media only screen and (max-width: 1000px) {
  .video-list .video-list-right {
    width: 276px;
    top: 54px;
  }

  .video-list video {
    height: auto;
    width: 276px;
  }
}


/* 2022.8.8 */
.shiyan-environment .shiyan-environment-bg {
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  border-radius: 10px;
  padding: 50px 35px;
  color: #fff;
}

.shiyan-environment-bg h4 {
  font-weight: bold;
  font-size: 40px;
  font-family: Source Han Sans CN;
  margin-bottom: 40px;
}

.shiyan-environment-bg p {
  font-size: 24px;
}

.shiyan-environment-one {
  background: url(../images/img/newImg/shiyan-new-technology.png);
}

.shiyan-environment-two {
  background: url(../images/img/newImg/shiyan-whole-scene.png);
}

.shiyan-environment-three {
  background: url(../images/img/newImg/shiyan-lightweight.png);
}

.shiyan-environment-four {
  background: url(../images/img/newImg/shiyan-provincial-investment.png);
}

.new-m-b {
  margin-bottom: 60px;
}

.new-p-b {
  padding-bottom: 60px;
}

.zuoye-habit {
  background: url(../images/img/newImg/zuoye-habit-bg.png);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.zuoye-management p {
  font-size: 30px;
  line-height: 80px;
  color: #333;
}

.zuoye-management>img {
  margin: 0 20px;
  transform: translate(-50%, -50%);
  left: 50%;
  top: 50%;
  position: absolute;
}

.shiyanxiang-chat {
  background: url(../images/img/newImg/shiyanxiang-chat-bg.png);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.shiyanxiang-chat h4 {
  font-size: 40px;
  line-height: 80px;
  color: #fff;
  font-weight: bold;
}

.shiyanxiang-chat p {
  font-size: 30px;
  line-height: 80px;
  color: #fff;
}

.zuoye-management-mi-bg {
  background: url(../images/img/newImg/shiyanxiang-efficient-mi-bg.png)no-repeat center center;
  width: 172px;
  height: 198px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 100px;
  margin-bottom: 40px;
}

.zuoye-management-mi-bg:hover {
  background-image: url(../images/img/newImg/shiyanxiang-efficient-hover-bg.png);
}

.zuoye-management p {
  font-size: 24px;
  line-height: 80px;
}
.header .navs .dropdown-menu li{
  margin-left: 10px;
  min-width: 90%;
}
.header .navs .dropdown-menu li a:hover{
  background-color: #fff;
}
.header .dropdown-menu a{
  color: #333;
}
.dropdown-menu a:hover{
  color: #2bb4a4!important;
}
.logo img{
  max-height: 46px;
}
.banner{
  margin-top: 59px;
}
.banner-no-top{
  margin-top:0px;
}