@import "../css/lib/reset.css";
.container {
  margin: 0 auto;
  width: 1200px;
}
.header {
  position: relative;
  width: 100%;
  height: 60px;
  z-index: 1;
  background-color: #333;
}
.header-logo {
  position: absolute;
  top: 50%;
  left: 50px;
  margin-top: -13px;
  width: 170px;
  height: 26px;
}
.header-nav {
  position: absolute;
  right: 70px;
  height: 60px;
  color: #fff;
}
.header-nav > li {
  position: relative;
  margin-left: 50px;
  display: inline-block;
  cursor: pointer;
}
.header-nav .second-wrap:hover .second-nav {
  opacity: 1;
}
.header-nav a {
  font-size: 14px;
}
.header-nav .link-top {
  line-height: 60px;
}
.header-nav .second-nav {
  position: absolute;
  border-radius: 4px;
  top: 65px;
  left: -17px;
  padding: 12px 15px;
  width: 90px;
  text-align: center;
  opacity: 0;
  background-color: rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  transition: .5s opacity;
}
.header-nav .second-nav:before {
  content: ' ';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  margin: auto;
  height: 0;
  width: 0;
  border: 4px solid transparent;
  border-bottom-color: rgba(0, 0, 0, 0.1);
}
.header-nav .second-nav a {
  line-height: 28px;
}
.header-nav .second-nav a:hover {
  color: #00d57a;
}
.slider {
  position: relative;
  width: 100%;
  min-width: 1200px;
  height: 650px;
  z-index: 0;
  overflow: hidden;
}
.slider .sliders {
  position: absolute;
  width: inherit;
  height: inherit;
  z-index: -1;
  overflow: hidden;
}
.slider .dots {
  position: absolute;
  bottom: 20px;
  text-align: center;
  width: 100%;
}
.slider .dots > li {
  margin: 0 3px;
  width: 12px;
  height: 12px;
  background-color: #fff;
  border-radius: 50%;
  display: inline-block;
  transition: .5s all;
  cursor: pointer;
}
.slider .dots .active {
  border-top-left-radius: 6px;
  border-bottom-left-radius: 6px;
  border-top-right-radius: 6px;
  border-bottom-right-radius: 6px;
  width: 35px;
  background-color: #11e55d;
}
.slider-item {
  position: absolute;
  top: 0;
  left: 0;
  width: inherit;
  height: inherit;
  z-index: -1;
  transition: opacity .8s linear;
  overflow: hidden;
}
.slider-item > img {
  min-width: 1200px;
  width: 100%;
  height: auto;
  position: absolute;
  top: 50%;
  left: 50%;
  -ms-transform: translate(-50%, -50%);
      transform: translate(-50%, -50%);
}
.slider-item .content {
  position: absolute;
  width: 1200px;
  height: 455px;
  top: 50%;
  left: 50%;
  margin-left: -600px;
  margin-top: -227px;
  z-index: 1;
  color: #fff;
  text-align: center;
}
.slider-item .content-en {
  line-height: 85px;
  font-weight: 300;
  font-size: 85px;
}
.slider-item .content-title {
  margin-top: 50px;
  font-size: 60px;
  letter-spacing: 10px;
}
.slider-item .content-desc {
  font-size: 14px;
  letter-spacing: 3px;
}
.slider-item .content-bottom {
  position: absolute;
  left: 50%;
  margin-left: -315px;
  bottom: 0;
  width: 630px;
  height: 70px;
  text-align: left;
  font-style: italic;
}
.slider-item .content-bottom > img {
  width: 65px;
  height: 70px;
}
.slider-item .content-bottom .center {
  position: absolute;
  top: 0;
  left: 80px;
  height: 70px;
}
.slider-item .content-bottom .desc {
  font-size: 16px;
  letter-spacing: 2px;
}
.slider-item .content-bottom .title {
  font-size: 25px;
  letter-spacing: 1px;
}
.slider-item .content-bottom .button {
  position: absolute;
  padding: 0 77px;
  top: 50%;
  margin-top: -30px;
  left: 370px;
  font-size: 25px;
  background-color: #0ebc50;
  cursor: pointer;
  height: 55px;
  line-height: 55px;
  font-size: 24px;
  text-shadow: 0px 1px 0px rgba(0, 97, 35, 0.35);
  border-radius: 10px;
  background-color: #0b9e46;
  background: linear-gradient(45deg, #0b9e46, #0cae4b, #10d859);
}
.slider-item .content-other {
  position: absolute;
  width: 1200px;
  height: 300px;
  top: 50%;
  left: 50%;
  margin-left: -600px;
  margin-top: -150px;
  z-index: 1;
  color: #fff;
  text-align: center;
}
.slider-item .content-other-en {
  font-size: 85px;
  text-transform: uppercase;
  line-height: 1;
  text-align: center;
}
.slider-item .content-other-title {
  margin: 10px 0 20px;
  font-size: 60px;
  line-height: 1.117;
  text-align: center;
}
.slider-item .content-other-desc {
  margin-bottom: 25px;
  padding: 0 20px;
  font-size: 18px;
  line-height: 32px;
  text-align: center;
  border-radius: 10px;
  letter-spacing: 4px;
  color: #02c370;
  background-color: rgba(0, 0, 0, 0.3);
  height: 32px;
  display: inline-block;
}
.slider .banner1 {
  background-image: url('../../img/banner1-28.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}
.slider .banner2 {
  background-image: url('../../img/banner2-28.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}
.slider .banner3 {
  background-image: url('../../img/banner3-28.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}
.slider-button {
  position: absolute;
  top: 50%;
  margin-top: -10px;
  height: 20px;
  width: 14px;
  background-size: 14px 20px;
  background-repeat: no-repeat;
  cursor: pointer;
}
.slider-button-left {
  left: 50px;
  background-image: url('../../img/button-left.png');
}
.slider-button-right {
  right: 50px;
  background-image: url('../../img/button-right.png');
}
.lesson-wrap {
  width: 100%;
  height: auto;
  background-color: #fff;
}
.lesson {
  padding: 90px 0 80px;
}
.lesson > h2 {
  font-size: 30px;
  color: #444444;
  text-align: center;
  height: 55px;
  line-height: 55px;
  color: #444;
}
.lesson > h2 > span {
  padding-bottom: 8px;
  border-bottom: 3px solid #22d488;
}
.lesson > p {
  margin-top: 16px;
  font-size: 14px;
  color: #999999;
  line-height: 2.143;
  text-align: center;
}
.lesson-detail {
  margin-top: 45px;
  padding: 0 2px;
  height: 390px;
}
.lesson-detail-left {
  position: relative;
  float: left;
  border-radius: 4px;
  width: 595px;
  height: 390px;
  background-color: #353535;
  background-image: url('../../img/lesson-left.png');
  background-repeat: no-repeat;
}
.lesson-detail-left .dot {
  position: absolute;
  top: 90px;
  width: 30px;
  height: 21px;
}
.lesson-detail-left .dot-left {
  left: 40px;
}
.lesson-detail-left .dot-right {
  right: 40px;
}
.lesson-detail-left .title {
  margin-top: 90px;
  text-align: center;
  font-size: 30px;
  color: #fff;
  line-height: 1;
}
.lesson-detail-left .desc {
  margin: 25px auto 0;
  width: 360px;
  font-size: 14px;
  color: #fff;
  line-height: 1.714;
  text-align: center;
}
.lesson-detail-left .button {
  position: absolute;
  border: 1px solid #00d57a;
  border-radius: 15px;
  left: 0;
  right: 0;
  margin: 30px auto 0;
  width: 85px;
  height: 25px;
  line-height: 23px;
  cursor: default;
  font-size: 12px;
  text-align: center;
  font-family: "Microsoft YaHei";
  color: #00d57a;
}
.lesson-detail-left .button-left {
  margin-left: 155px;
}
.lesson-detail-left .button-right {
  margin-right: 155px;
}
.lesson-detail-left .bottom {
  position: absolute;
  bottom: 0;
  text-align: center;
  height: 45px;
  width: 100%;
  line-height: 45px;
  background-color: #00d57a;
  font-size: 18px;
  color: #fff;
}
.lesson-detail-right {
  float: right;
  width: 595px;
  height: 390px;
}
.lesson-detail-right > div {
  position: relative;
  padding: 20px;
  width: 294px;
  height: 192px;
  border-radius: 4px;
  box-sizing: border-box;
  display: inline-block;
  background-color: #eee;
  overflow: hidden;
  cursor: default;
}
.lesson-detail-right > div .title {
  font-size: 30px;
  color: #777;
  transition: linear color .1s;
}
.lesson-detail-right > div .desc {
  position: absolute;
  top: 39px;
  right: 20px;
  color: #999;
}
.lesson-detail-right > div .desc > img {
  margin-right: 4px;
  height: 13px;
  width: 13px;
}
.lesson-detail-right > div .icon {
  position: absolute;
  left: 20px;
  bottom: 20px;
}
.lesson-detail-right .learn {
  background-color: #00d57a;
  background-image: url('../../img/learn-bg.png');
}
.lesson-detail-right .learn .title,
.lesson-detail-right .learn .desc {
  color: #fff;
}
.lesson-detail-right .col2 {
  margin-left: 2px;
}
.lesson-detail-right .forb:hover .title {
  color: #00d57a;
}
.teacher {
  padding: 50px 0 80px;
  background: url('../../img/teacher-bg.jpg') center no-repeat;
  background-size: cover;
}
.teacher .container > h2 {
  font-size: 30px;
  color: #444444;
  text-align: center;
  height: 55px;
  line-height: 55px;
  color: #444;
}
.teacher .container > h2 > span {
  padding-bottom: 8px;
  border-bottom: 3px solid #22d488;
}
.teacher .container > p {
  margin-top: 16px;
  font-size: 14px;
  color: #999999;
  line-height: 2.143;
  text-align: center;
}
.teacher-detail {
  margin-top: 40px;
  width: 100%;
  height: 496px;
}
.teacher-detail-left {
  float: left;
  border-radius: 5px;
  background-color: #353535;
  background-image: url('../../img/andrea-bg.jpg');
  background-size: 100%;
  width: 352px;
  height: 496px;
  transition: linear opacity .5s;
}
.teacher-detail-left .ava {
  margin: 30px auto 0;
  display: block;
  border: 2px solid #23ce85;
  border-radius: 50%;
  width: 154px;
  height: 154px;
}
.teacher-detail-left > h2 {
  margin-top: 10px;
  margin-bottom: 20px;
  font-size: 30px;
  color: #22d488;
  text-align: center;
}
.teacher-detail-left > p {
  margin: 0 30px;
  font-size: 14px;
  line-height: 25px;
  color: #aaaaaa;
  text-align: left;
}
.teacher-detail-left .underline {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #666666;
}
.teacher-detail-right {
  float: right;
  height: 496px;
  width: 841px;
}
.teacher-detail-right .item {
  float: left;
  margin-left: 5px;
  margin-top: 5px;
  position: relative;
  box-sizing: border-box;
  border: 1px solid #fff;
  background-color: #fff;
  width: 277px;
  height: 162px;
  cursor: pointer;
  border-radius: 5px;
  transition: all .3s;
}
.teacher-detail-right .item:hover {
  border-color: #22d488;
}
.teacher-detail-right .item:hover > img {
  border-color: #22d488;
}
.teacher-detail-right .item > img {
  position: absolute;
  border: 1px solid #fff;
  background-color: #fff;
  top: 50%;
  left: 10px;
  margin-top: -40px;
  height: 80px;
  width: 80px;
  border-radius: 50%;
  transition: all .3s;
}
.teacher-detail-right .item .desc {
  position: absolute;
  top: 50%;
  margin-top: -40px;
  height: 80px;
  right: 10px;
  height: inherit;
  width: 160px;
}
.teacher-detail-right .item .desc > h2 {
  font-size: 18px;
  color: #00d57a;
}
.teacher-detail-right .item .desc > p {
  font-size: 12px;
  color: #999;
}
.teacher-detail-right .item .desc .introduce {
  display: none;
}
.teacher-detail-right .active {
  border-color: #22d488;
}
.teacher-detail-right .active > img {
  border-color: #22d488;
}
.teacher-detail-right .col1 {
  margin-left: 0;
}
.teacher-detail-right .row1 {
  margin-top: 0;
}
.student {
  padding: 50px 0 0;
  height: 660px;
  box-sizing: border-box;
  background-color: #333;
}
.student .container > h2 {
  font-size: 30px;
  text-align: center;
  height: 55px;
  line-height: 55px;
  color: #fff;
}
.student .container > h2 > span {
  padding-bottom: 8px;
  border-bottom: 3px solid #22d488;
}
.student .container > p {
  margin-top: 16px;
  font-size: 14px;
  color: #999999;
  line-height: 2.143;
  text-align: center;
}
.student .detail {
  position: relative;
}
.student .detail .photos {
  margin-top: 50px;
  height: 156px;
  text-align: center;
}
.student .detail .photos img {
  vertical-align: middle;
  margin-left: 20px;
  margin-right: 20px;
  height: 80px;
  width: 80px;
  border-radius: 50%;
  display: inline-block;
  transition: linear transform .3s;
  cursor: pointer;
}
.student .detail .photos img:hover {
  -ms-transform: scale(1.1);
      transform: scale(1.1);
}
.student .detail .photos .active {
  border: 2px solid #23ce85;
  border-radius: 50%;
  width: 154px;
  height: 154px;
  transition: none;
}
.student .detail .photos .active:hover {
  -ms-transform: scale(1);
      transform: scale(1);
}
.student .detail .dot {
  margin-top: 5px;
  position: relative;
  left: 50%;
  margin-left: -4px;
  width: 0;
  height: 0;
  border: 7px solid transparent;
  border-top-color: #22d488;
}
.student .detail .introduce {
  position: absolute;
  left: 50%;
  margin-left: -485px;
  width: 970px;
}
.student .detail .introduce .item {
  position: relative;
  display: none;
}
.student .detail .introduce .item > h3 {
  margin-top: 20px;
  font-size: 24px;
  color: #999999;
  text-align: center;
}
.student .detail .introduce .item .title {
  font-size: 14px;
  color: #22d488;
  text-align: center;
}
.student .detail .introduce .item .desc {
  margin-top: 20px;
  padding: 0 70px;
  font-size: 12px;
  line-height: 24px;
  color: #777777;
}
.student .detail .introduce .item .desc-dot {
  position: absolute;
  top: 83px;
}
.student .detail .introduce .item .desc-dot-left {
  left: 10px;
}
.student .detail .introduce .item .desc-dot-right {
  right: 10px;
}
.student .detail .introduce .active {
  display: block;
}
.student-button {
  position: absolute;
  top: 55px;
  height: 40px;
  width: 27px;
  background-size: 27px 40px;
  background-repeat: no-repeat;
  cursor: pointer;
}
.student-button-left {
  left: 20px;
  background-image: url('../../img/button-left.png');
}
.student-button-right {
  right: 20px;
  background-image: url('../../img/button-right.png');
}
.company {
  background-color: #fff;
  padding: 70px 0 80px;
}
.company .container > h2 {
  font-size: 30px;
  color: #444444;
  text-align: center;
  height: 55px;
  line-height: 55px;
  color: #444;
}
.company .container > h2 > span {
  padding-bottom: 8px;
  border-bottom: 3px solid #22d488;
}
.company .container > p {
  margin-top: 16px;
  font-size: 14px;
  color: #999999;
  line-height: 2.143;
  text-align: center;
}
.company-detail {
  margin-top: 50px;
}
.company-detail .item {
  float: left;
  position: relative;
  border: 1px solid #eee;
  margin-left: -1px;
  width: 200px;
  height: 90px;
  box-sizing: border-box;
}
.company-detail .item > img {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
}
.company-detail .row {
  height: 90px;
  margin-top: -1px;
}
.company-detail .col {
  border-top: none;
}
.company-detail .row1 .col {
  border: 1px solid #eee;
}
.footer {
  padding: 65px 0 80px;
  background-color: #333;
  overflow: hidden;
}
.footer-left {
  float: left;
  width: 720px;
}
.footer-left > p {
  margin-top: 15px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.251);
  text-align: left;
  line-height: 24px;
}
.footer-left .logo-ht {
  position: relative;
  left: 45px;
  top: 8px;
}
.footer-right {
  position: relative;
  float: right;
  width: 480px;
  padding-left: 70px;
}
.footer-right .left-line {
  position: absolute;
  top: 50px;
  left: 33px;
  height: 252px;
  width: 1px;
  background-color: #474747;
}
.footer-right > h3 {
  font-size: 18px;
  color: #f2f2f2;
  margin-bottom: 20px;
}
.footer-right > p {
  font-size: 12px;
  line-height: 21px;
  color: rgba(255, 255, 255, 0.251);
  text-align: left;
}
.footer-right .icon {
  margin-top: 15px;
}
.footer-right .icon > img {
  margin-right: 10px;
  display: inline-block;
}
.footer-right .icon > div {
  margin-right: 10px;
  display: inline-block;
}
.footer-right .icon .mp-wrap {
  position: relative;
  cursor: pointer;
}
.footer-right .icon .mp-wrap > div {
  top: -192px;
  left: 50%;
  margin-left: -68px;
  position: absolute;
  width: 136px;
  height: 174px;
  border-radius: 10px;
  padding: 8px;
  background-color: #fff;
  text-align: center;
  box-sizing: border-box;
  visibility: hidden;
  opacity: 0;
  transition: opacity .3s ease;
}
.footer-right .icon .mp-wrap > div > img {
  width: 120px;
  height: 120px;
}
.footer-right .icon .mp-wrap > div > p {
  font-size: 14px;
  line-height: 16px;
}
.footer-right .icon .mp-wrap > div:after {
  position: absolute;
  left: 50%;
  margin-left: -8px;
  bottom: -16px;
  content: ' ';
  height: 0;
  width: 0;
  border: 8px solid transparent;
  border-top-color: #fff;
}
.footer-right .icon .mp-wrap:hover > div {
  visibility: visible;
  opacity: 1;
}
.footer-right .bottom {
  margin-top: 70px;
}
.modal {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 9;
}
.modal .mask {
  position: fixed;
  border-radius: 10px;
  top: 50%;
  left: 50%;
  margin-left: -460px;
  margin-top: -322px;
  width: 920px;
  height: 644px;
  background-color: #fff;
  overflow: hidden;
}
.modal .mask-title {
  position: absolute;
  margin: auto;
  top: 90px;
  left: 0;
  right: 0;
  font-size: 12px;
  color: #fff;
  text-align: center;
}
.modal .mask .close {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 12px;
  color: #fff;
  cursor: pointer;
}
.modal .mask .content {
  margin: 20px 45px 22px;
  border-bottom: 1px solid #ebebeb;
}
.modal .mask .content > p {
  margin-bottom: 15px;
  font-size: 12px;
  color: #666;
}
.modal .mask .content > p:last-child {
  margin-bottom: 20px;
}
.modal .mask .bottom {
  position: relative;
  margin: 0 50px;
  font-size: 12px;
}
.modal .mask .bottom .first {
  color: #22d488;
}
.modal .mask .bottom > img {
  position: absolute;
  width: 110px;
  height: 110px;
  top: -2px;
  right: 0;
}
.modal .mask .mask-footer {
  position: relative;
  margin: 20px 50px 0;
  height: 90px;
  border-top: 1px solid #ebebeb;
}
.modal .mask .mask-footer > div {
  position: relative;
  float: left;
  width: 160px;
  height: 90px;
}
.modal .mask .mask-footer > div > img {
  position: relative;
  top: 50%;
  margin: 0 auto;
  display: block;
  -ms-transform: translateY(-50%);
      transform: translateY(-50%);
}
.modal-hide {
  display: none;
}
.modal-show {
  display: block;
}