.returnTop {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  position: fixed;
  padding-right: 3px;
  right: 8%;
  bottom: 10%;
  background: #2c84ff;
  text-align: center;
  line-height: 77px;
  z-index: 9999999999999999;
}
.returnTop i {
  color: #fff;
  font-weight: bold;
  font-size: 3rem;
}
nav {
  height: 106px;
  line-height: 106px;
}
nav .pc_left {
  display: inline-block;
}
nav ul {
  text-align: right;
}
nav li {
  position: relative;
  padding: 0 8px;
  display: inline-block;
  font-size: 16px;
}
nav li a {
  color: #717171;
}
nav li:hover a {
  color: #2c84ff;
}
nav li:hover .navBtn{
   color: #fff;
}
nav .pc_active {
  color: #2c84ff;
}
nav .navBtn{
  background-color: #2998FF;
  color: #fff;
  padding: 4px 25px 6px 25px;
  cursor: pointer;
  border-radius: 20px;
}
nav .pro_down:hover .pro_dropdown {
  display: block;
}
nav .pro_dropdown {
  display: none;
  position: absolute;
  top: 106px;
  left: -15px;
  width: 111px;
  height: 90px;
  text-align: center;
  line-height: 45px;
  z-index: 1;
  background-color: rgba(255, 255, 255, 0.8);
}
nav .pro_dropdown div {
  cursor: pointer;
}
nav .pro_dropdown div a {
  color: #717171;
}
nav .pro_dropdown div:hover a {
  color: #2c84ff;
}
.container-fluid {
  padding: 0;
  background-color: #fff;
}
.product_color {
  background-color: #f6f8fa;
}
.main {
  padding-bottom: 155px;
}
.product .switch {
  height: 100px;
  line-height: 100px;
  text-align: center;
}
.product .switch li {
  font-size: 18px;
  display: inline;
  color: #000;
}
.product .switch li:hover {
  cursor: pointer;
}
.product .switch .one {
  margin-right: 100px;
}
.product .switch .tab {
  color: #2c84ff;
  padding-bottom: 5px;
  border-bottom: 1px solid #2c84ff;
}
.product .product_content .product_ipad {
  background-color: #f8f8f8;
  padding: 20px;
}
.product .product_content .product_ipad li {
  display: inline-block;
}
.product .product_content .product_ipad li div {
  line-height: 46px;
  color: #3f89f2;
  font-size: 16px;
}
.product .product_content ul {
  display: none;
}
.product .product_content .product_show {
  display: block;
}
.product .product_content .link li:hover img {
  transform: scale(1.05);
}
.product .product_content .link li {
  display: inline-block;
  max-width: 31%;
  overflow: hidden;
  opacity: 0.9;
  text-align: center;
  margin: 12px 10px;
  position: relative;
  padding: 0;
  border-radius: 10px;
}
.product .product_content .link li a {
  display: inline-block;
}
.product .product_content .link li img {
  width: 98%;
  transition: all 0.6s;
}
.product .product_content .link li h2 {
  width: 100%;
  color: #fff;
  font-size: 28px;
  padding-bottom: 20px;
  position: absolute;
  top: 58px;
  left: 50%;
  transform: translate(-50%);
}
.product .product_content .link li p {
  width: 100%;
  position: absolute;
  top: 100px;
  left: 50%;
  color: #fff;
  transform: translate(-50%);
}
.product .product_content .link li .p2 {
  position: absolute;
  top: 116px;
  left: 50%;
}
.banner {
  overflow: hidden;
  position: relative;
}
.banner img {
  width: 100%;
  
}
.banner .logo {
  width: 100%;
  min-height: 531px;
}
.banner .entrance {
  position: absolute;
  top: 80px;
  right: 20%;
  width: 260px;
  height: 340px;
  background-color: #ffffff;
  box-shadow: 0px 0px 87px 0px rgba(0, 83, 202, 0.25);
  border-radius: 10px;
  box-sizing: border-box;
  text-align: center;
  padding: 30px;
}
.banner .entrance img {
  width: 163px;
  height: 146px;
}
.banner .entrance .slog {
  font-size: 20px;
  margin: 15px 0;
}
.banner .entrance .teacher {
  width: 150px;
  height: 34px;
  background-color: #3f89f2;
  border-radius: 21px;
  opacity: 0.95;
  border: none;
  margin-bottom: 15px;
}
.banner .entrance  a {
  color: #fff;
}
.banner .entrance .student {
  border: none;
  width: 150px;
  height: 34px;
  background-color: #f39800;
  border-radius: 21px;
  opacity: 0.95;
}

.headline {
  height: 168px;
  line-height: 168px;
  font-size: 28px;
  color: #959696;
  text-align: center;
}
.tab,
.phone_tab {
  text-align: center;
  font-size: 0;
}
.tab li,
.phone_tab li {
  display: inline-block;
  width: 32%;
  height: 298px;
  border-left: 1px solid #e2e2e2;
  border-top: 1px solid #e2e2e2;
  border-bottom: 1px solid #e2e2e2;
  text-align: center;
  padding-top: 64px;
}
.tab li img,
.phone_tab li img {
  height: 106px;
}
.tab li p,
.phone_tab li p {
  padding-top: 30px;
  font-size: 20px;
  color: #3f89f2;
}
.tab li:hover,
.phone_tab li:hover {
  cursor: pointer;
  background-color: #3f89f2;
  transition: background-color 0.5s ease-in;
}
.tab li:hover p,
.phone_tab li:hover p {
  color: #fffefe;
}
.tab a:nth-child(3) li {
  border-right: 1px solid #ccc;
}
.phone_tab li:nth-child(3) {
  border-right: 1px solid #ccc;
}
.Carousel {
  margin-top: 78px;
  overflow: hidden;
}
.Carousel .picture {
  position: relative;
}
.Carousel .picture .big {
  width: 100%;
}
.Carousel .picture .title {
  position: absolute;
  top: 18%;
  left: 27%;
  font-size: 40px;
  color: #fffefe;
  z-index: 999;
}
.Carousel .picture .title-mini {
  position: absolute;
  top: 34%;
  left: 28%;
  font-size: 19px;
  color: #fffefe;
  z-index: 999;
}
.Carousel .picture .button a {
  display: inline-block;
  border-radius: 22px;
  width: 162px;
  height: 44px;
  text-align: center;
  padding: 10px 10px;
  position: absolute;
  top: 67%;
  left: 27%;
  font-size: 18px;
  background-color: #3f89f2;
  color: #fffefe;
  z-index: 999;
}
.Carousel .picture .right {
  position: absolute;
  top: 46%;
  right: 20%;
  width: 30px;
  height: 56px;
}
.Carousel .picture .right img {
  width: 100%;
}
.Carousel .picture .left {
  position: absolute;
  top: 46%;
  left: 20%;
  width: 30px;
  height: 56px;
}
.Carousel .picture .left img {
  width: 100%;
}
.news {
  text-align: center;
}
.news h2 {
  margin-top: 88px;
  font-size: 30px;
  color: #2c84ff;
}
.news .Notice {
  margin: 9px 0;
  font-size: 24px;
  color: #2c84ff;
}
.news .line {
  font-size: 20px;
  line-height: 16px;
  text-indent: -9999px;
  width: 2em;
  border-top: 2px solid #1b39a7;
  margin: 0 auto;
}
.news .newTab {
  margin-top: 49px;
  text-align: center;
  font-size: 0;
}
.news .newTab .newTab_active {
  background-color: #2c84ff;
  color: #fff;
}
.news .newTab li:hover {
  background-color: #2c84ff;
  color: #fff;
}
.news .newTab li {
  cursor: pointer;
  border: 1px solid #2c84ff;
  border-right: none;
  display: inline-block;
  padding: 10px 50px;
  font-size: 14px;
  color: #2c84ff;
}
.news .newTab li:last-child {
  border-left: 1px solid #fff;
  border-right: 1px solid #2c84ff;
}
.news .index_content {
  margin: 30px auto;
  background-color: #f8f8f8;
  padding: 45px 40px;
}
.news .index_content div {
  display: none;
}
.news .index_content .new_show {
  display: block;
}
.news .left {
  position: relative;
  padding: 0;
}
.news .left img {
  width: 100%;
  height: 300px;
}
.news .left p {
  padding-left: 5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
  height: 34px;
  line-height: 34px;
  font-size: 14px;
  color: #fff;
  position: absolute;
  bottom: 0;
  left: 0;
  background-color: rgba(5, 5, 5, 0.4);
}
.news .right {
  padding: 0 12px;
}
.news .right li {
  font-size: 14px;
  line-height: 46px;
}
.news .right li a {
  color: #595959;
}
.news .right li a .new_elipsis {
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.news .right li a .new_time {
  text-align: right;
}
.news .right li a i {
  color: #2c84ff;
  padding-right: 4px;
}
.news .right li:hover a {
  color: #2c84ff;
}
.news .right li:last-child {
  text-align: right;
  margin-top: 10px;
}
.news .right li:last-child:hover a {
  color: #fff;
}
.news .right li:last-child:hover a:hover {
  color: #2c84ff;
}
.news .right .more {
  display: inline-block;
  border-radius: 10px;
  width: 145px;
  height: 37px;
  line-height: 37px;
  font-size: 14px;
  color: #fff;
  text-align: center;
  background-color: #b9b9b9;
}
.news .right .more:hover {
  color: #2c84ff;
}
.footer {
  background-color: #fff;
  padding-bottom: 20px;
}
.index-footer {
  background-color: #f8f8f8;
}
.foot {
  margin-top: 30px;
}
.foot li {
  font-size: 14px;
}
.foot li:nth-child(1) {
  margin-top: 30px;
}
.foot li:nth-child(1) p {
  margin-bottom: 6px;
}
.foot li:nth-child(2) {
  text-align: center;
}
.foot li:nth-child(2) div {
  text-align: left;
}
.foot li:nth-child(2) div .title {
  padding-left: 20px;
  margin-bottom: 5px;
}
.foot li:nth-child(3) div p:first-child {
  margin-bottom: 15px;
}
.foot li:nth-child(3) div p {
  line-height: 24px;
}
.foot li:nth-child(3) div img {
  height: 18px;
}
.foot .title {
  font-size: 16px;
}
.my,
.resolve {
  padding: 0;
  background-color: #f6f8fa;
}
.my .container .res_nav,
.resolve .container .res_nav,
.my .container .my_nav,
.resolve .container .my_nav {
  min-width: 162px;
}
.my .container .res_title,
.resolve .container .res_title,
.my .container .my_title,
.resolve .container .my_title {
  padding: 0;
  margin-top: 50px;
  text-align: center;
  color: #f2f2f2;
  line-height: 56px;
  font-size: 18px;
  border-radius: 10px 10px 0 0;
  background-color: #2c84ff;
}
.my .container .my_tab,
.resolve .container .my_tab,
.my .container .res_tab,
.resolve .container .res_tab {
  padding: 0;
  border-radius: 0 0 10px 10px;
  background-color: #edeff2;
}
.my .container .my_tab .res_active,
.resolve .container .my_tab .res_active,
.my .container .res_tab .res_active,
.resolve .container .res_tab .res_active {
  cursor: pointer;
  color: #3084ff;
}
.my .container .my_tab .res_active i,
.resolve .container .my_tab .res_active i,
.my .container .res_tab .res_active i,
.resolve .container .res_tab .res_active i {
  color: #3084ff;
}
.my .container .my_tab li:hover,
.resolve .container .my_tab li:hover,
.my .container .res_tab li:hover,
.resolve .container .res_tab li:hover {
  cursor: pointer;
  color: #3084ff;
}
.my .container .my_tab li:hover i,
.resolve .container .my_tab li:hover i,
.my .container .res_tab li:hover i,
.resolve .container .res_tab li:hover i {
  color: #3084ff;
}
.my .container .my_tab li,
.resolve .container .my_tab li,
.my .container .res_tab li,
.resolve .container .res_tab li {
  text-indent: 10px;
  line-height: 56px;
  font-size: 14px;
  border-bottom: 1px solid #e2e2e2;
  color: #282b30;
}
.my .container .my_tab li i,
.resolve .container .my_tab li i,
.my .container .res_tab li i,
.resolve .container .res_tab li i {
  color: #8f8d8d;
}
.my .container .my_tab li:last-child,
.resolve .container .my_tab li:last-child,
.my .container .res_tab li:last-child,
.resolve .container .res_tab li:last-child {
  border-bottom: none;
}
.my .container .my_tab li span,
.resolve .container .my_tab li span,
.my .container .res_tab li span,
.resolve .container .res_tab li span {
  display: inline-block;
}
.my .container .my_tab li img,
.resolve .container .my_tab li img,
.my .container .res_tab li img,
.resolve .container .res_tab li img {
  vertical-align: middle;
}
.my .container .my_content,
.resolve .container .my_content {
  margin: 50px 0 125px 0;
  padding: 0 40px 50px;
  background-color: #fff;
}
.my .container .my_content .culture h3 span,
.resolve .container .my_content .culture h3 span {
  font-size: 24px;
}
.my .container .my_content .culture p,
.resolve .container .my_content .culture p {
  text-indent: 5em;
}
.my .container .my_content .culture p span,
.resolve .container .my_content .culture p span {
  padding-right: 50px;
}
.my .container .my_content ul li,
.resolve .container .my_content ul li {
  font-size: 16px;
  line-height: 30px;
  text-indent: 2em;
}
.my .container .my_content .res_show,
.resolve .container .my_content .res_show {
  display: block;
}
.my .container .my_content h3,
.resolve .container .my_content h3 {
  font-size: 18px;
  text-indent: 1em;
  color: #141414;
  line-height: 50px;
  padding-top: 2em;
}
.my .container .my_content .my_h3_first,
.resolve .container .my_content .my_h3_first {
  padding-top: 0em;
}
.my .container .my_content i,
.resolve .container .my_content i {
  color: #3084ff;
  padding-right: 10px;
}
.my .container .my_content div,
.resolve .container .my_content div {
  margin-top: 50px;
  display: none;
}
.my .container .my_content div p,
.resolve .container .my_content div p {
  font-size: 16px;
  line-height: 30px;
  text-indent: 2em;
  color: #141414;
}
.my .container .my_content div p:nth-child(1),
.resolve .container .my_content div p:nth-child(1) {
  text-indent: 0em;
  text-align: center;
  font-size: 24px;
  color: #1b39a7;
}
.my .container .my_content div p:nth-child(2),
.resolve .container .my_content div p:nth-child(2) {
  text-indent: 0em;
  color: #1b39a7;
  text-align: center;
  font-size: 24px;
  line-height: 50px;
}
.my .container .my_content div p:nth-child(3),
.resolve .container .my_content div p:nth-child(3) {
  font-size: 16px;
  line-height: 60px;
  text-indent: -9999px;
  width: 2em;
  border-top: 1px solid #1b39a7;
  margin: 0 auto;
}
.my .container .my_content img,
.resolve .container .my_content img {
  width: 100%;
}
.my .container .my_content .my_contact,
.resolve .container .my_content .my_contact {
  margin-top: 2em;
}
.my .res_content,
.resolve .res_content {
  margin: 50px 0 125px 0;
  padding: 0 40px 50px;
  background-color: #fff;
}
.my .res_content .res_show,
.resolve .res_content .res_show {
  display: block;
}
.my .res_content i,
.resolve .res_content i {
  padding-right: 12px;
  color: #aaadb3;
}
.my .res_content div,
.resolve .res_content div {
  display: none;
  margin-top: 50px;
  padding-bottom: 50px;
}
.my .res_content div h2,
.resolve .res_content div h2 {
  margin-top: 40px;
  font-size: 20px;
  text-indent: 1em;
  color: #7a7575;
  line-height: 30px;
}
.my .res_content div h3,
.resolve .res_content div h3 {
  font-size: 18px;
  text-indent: 2em;
  color: #141414;
  line-height: 50px;
}
.my .res_content div p,
.resolve .res_content div p {
  text-indent: 2em;
  font-size: 16px;
  line-height: 30px;
  color: #3b3b3b;
}
.my .res_content div p:first-child,
.resolve .res_content div p:first-child {
  margin-bottom: 30px;
  text-indent: 1em;
}
.my .res_content div p:first-child span,
.resolve .res_content div p:first-child span {
  display: inline-block;
  font-size: 28px;
  color: #1b39a7;
  vertical-align: middle;
}
.my .res_content div p:first-child img,
.resolve .res_content div p:first-child img {
  margin-top: 0;
  margin-right: 1em;
  width: 30px;
  display: inline-block;
}
.my .res_content div p:nth-child(2),
.resolve .res_content div p:nth-child(2),
.my .res_content div p:nth-child(3),
.resolve .res_content div p:nth-child(3) {
  font-size: 16px;
  line-height: 30px;
  text-indent: 2em;
  color: #141414;
}
.my .res_content div img,
.resolve .res_content div img {
  width: 100%;
  margin-top: 1em;
}
.new_center .new_nav {
  height: 80px;
  line-height: 80px;
  border-bottom: 1px solid #e2e2e2;
}
.new_center .new_nav .new_nav_title {
  padding: 0 40px;
  background-color: #ef8201;
  color: #fff;
  font-size: 20px;
  margin-left: 20px;
  margin-right: 60px;
}
.new_center .new_nav li {
  display: inline-block;
  font-size: 16px;
  padding: 0 20px;
}
.new_center .new_nav li span {
  padding: 10px;
}
.new_center .new_nav li:hover {
  cursor: pointer;
}
.new_center .new_nav .new_nav_active {
  border-radius: 10px;
  background-color: #2c84ff;
  color: #fff;
}
.new_center .new_main .new_NEWS {
  padding: 20px;
  background-color: #fff;
  display: none;
  text-align: center;
  margin: 50px 0 100px 0;
}
.new_center .new_main .new_NEWS p:nth-child(1) {
  font-size: 24px;
  padding-top: 20px;
  color: #999;
}
.new_center .new_main .new_NEWS p:nth-child(2) {
  font-size: 28px;
  padding: 10px 0 50px 0;
  color: #000;
}
.new_center .new_main .new_NEWS .new_box {
  padding: 25px 0;
  border-bottom: 1px dashed #999;
}
.new_center .new_main .new_NEWS .new_box .new_left {
  display: inline-block;
}
.new_center .new_main .new_NEWS .new_box .new_left img {
  width: 100%;
}
.new_center .new_main .new_NEWS .new_box .new_right {
  padding-left: 20px;
  display: inline-block;
  text-align: left;
}
.new_center .new_main .new_NEWS .new_box .new_right h3 a {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
  display: inline-block;
  font-size: 26px;
  color: #333;
  margin: 20px 0;
}
.new_center .new_main .new_NEWS .new_box .new_right h3 a:hover {
  color: #ef8201;
}
.new_center .new_main .new_NEWS .new_box .new_right .time {
  font-size: 16px;
  padding: 0 0 30px 0;
  color: #999;
}
.new_center .new_main .new_NEWS .new_box .new_right .abstract {
  display: -webkit-box;
  text-indent: 2em;
  overflow: hidden;
  white-space: normal !important;
  text-overflow: ellipsis;
  word-wrap: break-word;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  font-size: 16px;
  color: #000;
  line-height: 26px;
}
.new_center .new_main .new_active {
  display: block;
}
.right-nav {
  position: fixed;
  right: 30px;
  top: 450px;
  z-index: 999999999;
}
.right-nav .item {
  margin-bottom: 10px;
  cursor: pointer;
}
.right-nav .item .phone {
  display: none;
  width: 146px;
  height: 240px;
  background-color: #ffffff;
  box-shadow: 0px 0px 6px 0px rgba(0, 0, 0, 0.16);
  border-radius: 10px;
  position: fixed;
  top: 38%;
  right: 120px;
  padding: 15px 0 10px 0;
  box-sizing: border-box;
  text-align: center;
}
.right-nav .item .phone .title {
  font-weight: 700;
  font-size: 14px;
}
.right-nav .item .phone .title img {
  vertical-align: middle;
  margin-right: 4px;
  width: 22px;
  height: 21px;
}
.right-nav .item .phone .content {
  font-size: 12px;
}
.right-nav .item .phone .content .modular {
  padding: 10px 0;
}
.right-nav .item .phone .content .modular p {
  padding-bottom: 8px;
}
.right-nav .item .phone .content .modular div {
  color: #2c84ff;
}
.right-nav .cus_service:hover .phone {
  display: block;
}