@charset "utf-8";
body {
  width: 100%;
  overflow-x: hidden;
}
header {
  height: 80px;
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  z-index: 10;
  background-color: rgba(0, 0, 0, 0.75);
  padding-left: 100px;
}
header .logo {
  float: left;
  height: 100%;
  width: 139px;
}
header .logo img {
  width: 100%;
  position: relative;
  top: 50%;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
}
header .tel {
  height: 100%;
  float: right;
  background-color: #fb6314;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  padding-left: 22px;
  padding-right: 5px;
}
header .tel img {
  width: 22px;
}
header .tel span {
  font-size: 24px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #ffffff;
  padding-left: 18px;
}
header nav {
  float: right;
  height: 100%;
}
header nav .i {
  float: left;
  font-size: 18px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #ffffff;
  line-height: 78px;
  padding: 0 10px;
  border-bottom: 2px solid transparent;
  margin: 0 40px;
  cursor: pointer;
}
header nav .i.active {
  border-bottom-color: #fff;
}

/*mobile*/
header .nav_m {
  display: none;
}
header .nav_m {
  width: 30px;
  height: 25px;
  position: relative;
  top: 50%;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
  position: relative;
  float: right;
  margin-right: 20px;
}
header .nav_m span {
  height: 3px;
  display: block;
  width: 30px;
  background-color: #fff;
  position: absolute;
  left: 50%;
  -webkit-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  transform: translateX(-50%);
  -webkit-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}
header .nav_m span:nth-child(1) {
  top: 0;
}
header .nav_m span:nth-child(2) {
  top: 11px;
}
header .nav_m span:nth-child(3) {
  top: 22px;
}
header .nav_m.active {
  position: relative;
  z-index: 13;
}
header .nav_m.active span:nth-child(2) {
  display: none;
}
header .nav_m.active span:nth-child(1) {
  top: 50%;
  -webkit-transform: translateY(-50%) translateX(-50%) rotate(45deg);
  -ms-transform: translateY(-50%) translateX(-50%) rotate(45deg);
  transform: translateY(-50%) translateX(-50%) rotate(45deg);
}
header .nav_m.active span:nth-child(3) {
  top: 50%;
  -webkit-transform: translateY(-50%) translateX(-50%) rotate(-45deg);
  -ms-transform: translateY(-50%) translateX(-50%) rotate(-45deg);
  transform: translateY(-50%) translateX(-50%) rotate(-45deg);
}
header .nav_m_con_cover {
  position: fixed;
  width: 100%;
  height: 0;
  z-index: 0;
  background-color: rgba(0, 0, 0, 0);
  left: 0;
  top: 80px;
  opacity: 0;
  overflow: hidden;
}
header .nav_m_con_cover.show {
  height: calc(100vh - 80px);
  opacity: 1;
}
header .nav_m_con {
  position: absolute;
  max-width: 400px;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.55);
  z-index: 12;
  right: 0;
  top: 0;
  opacity: 0;
  -webkit-transform: translate(100%, -100%);
  -ms-transform: translate(100%, -100%);
  transform: translate(100%, -100%);
  -webkit-transition: 0.6s;
  -o-transition: 0.6s;
  transition: 0.6s;
}
header .nav_m_con.show {
  -webkit-transform: translate(0, 0);
  -ms-transform: translate(0, 0);
  transform: translate(0, 0);
  opacity: 1;
}
header .nav_m_con {
  padding: 20px 0 0;
}
header .nav_m_con .i {
  padding: 10px 0;
  -webkit-transform: translateY(30px);
  -ms-transform: translateY(30px);
  transform: translateY(30px);
  opacity: 0;
  position: relative;
  color: #fff;
  text-align: center;
  font-size: 18px;
}
header .nav_m_con.show .i {
  -webkit-transform: translateX(0);
  -ms-transform: translateX(0);
  transform: translateX(0);
  opacity: 1;
}
header .nav_m_con.show .i:nth-child(1) {
  -webkit-transition: 0.3s 0.6s;
  -o-transition: 0.3s 0.6s;
  transition: 0.3s 0.6s;
}
header .nav_m_con.show .i:nth-child(2) {
  -webkit-transition: 0.3s 0.7s;
  -o-transition: 0.3s 0.7s;
  transition: 0.3s 0.7s;
}
header .nav_m_con.show .i:nth-child(3) {
  -webkit-transition: 0.3s 0.8s;
  -o-transition: 0.3s 0.8s;
  transition: 0.3s 0.8s;
}
header .nav_m_con.show .i:nth-child(4) {
  -webkit-transition: 0.3s 0.9s;
  -o-transition: 0.3s 0.9s;
  transition: 0.3s 0.9s;
}
header .nav_m_con.show .i:nth-child(5) {
  -webkit-transition: 0.3s 1s;
  -o-transition: 0.3s 1s;
  transition: 0.3s 1s;
}
header .nav_m_con.show .i:nth-child(6) {
  -webkit-transition: 0.3s 1.1s;
  -o-transition: 0.3s 1.1s;
  transition: 0.3s 1.1s;
}
header .nav_m_con.show .i:nth-child(7) {
  -webkit-transition: 0.3s 1.2s;
  -o-transition: 0.3s 1.2s;
  transition: 0.3s 1.2s;
}
header .nav_m_con.show .i:nth-child(8) {
  -webkit-transition: 0.3s 1.3s;
  -o-transition: 0.3s 1.3s;
  transition: 0.3s 1.3s;
}
header .nav_m_con .item .drop_btn {
  position: absolute;
  right: 0px;
  top: 18px;
  width: 40px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  font-size: 26px;
}
header .nav_m_con .item > a {
  font-size: 18px;
  font-weight: bold;
  color: #333;
  width: 80px;
}
header .nav_m_con .item > .er {
  float: left;
  width: calc(100% - 80px);
  display: none;
}
header .nav_m_con .item > .er > a {
  font-size: 15px;
  color: #666;
  display: block;
  margin: 2px 0px 15px 0;
}
header .tel_m {
  position: absolute;
  bottom: 130px;
  left: 50%;
  -webkit-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  transform: translateX(-50%);
  opacity: 0;
}
header .tel_m a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}
header .tel_m span {
  color: #fff;
  font-size: 18px;
  white-space: nowrap;
  padding-left: 15px;
}
header .nav_m_con.show .tel_m {
  -webkit-transition: 0.3s 1.4s;
  -o-transition: 0.3s 1.4s;
  transition: 0.3s 1.4s;
  opacity: 1;
}
@media (max-width: 1600px) {
  header nav .i {
    margin: 0 25px;
  }
}
@media (max-width: 1400px) {
  header nav .i {
    margin: 0 15px;
  }
  header {
    padding-left: 60px;
  }
}
@media (max-width: 1200px) {
  header nav,
  header .tel {
    display: none;
  }
  header .nav_m {
    display: block;
  }
}
@media (max-width: 768px) {
  header {
    height: 65px;
    padding-left: 20px;
  }
  header .logo {
    width: 110px;
  }
  header .nav_m_con_cover {
    top: 65px;
  }
  header .nav_m_con_cover.show {
    height: calc(100vh - 65px);
  }
  header .nav_m_con {
    max-width: 280px;
    border-top: 1px solid rgba(255, 2552, 255, 0.1);
  }
}
.banner {
  height: 100vh;
}
.banner .swiper-slide {
  position: relative;
  height: 100vh;
  overflow: hidden;
}
.banner .swiper-slide:after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  right: 0;
  background: -webkit-gradient(
    linear,
    left top,
    right top,
    from(rgba(0, 0, 0, 0.9)),
    color-stop(58.44%, rgba(0, 0, 0, 0))
  );
  background: -o-linear-gradient(
    left,
    rgba(0, 0, 0, 0.9) 0%,
    rgba(0, 0, 0, 0) 58.44%
  );
  background: linear-gradient(
    90deg,
    rgba(0, 0, 0, 0.9) 0%,
    rgba(0, 0, 0, 0) 58.44%
  );
  z-index: 1;
}
.banner video {
  object-fit: cover;
  width: 100%;
  height: 100%;
}
.banner .swiper-slide .pc_ban {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  -webkit-transform: scale(1.2);
  -ms-transform: scale(1.2);
  transform: scale(1.2);
  -webkit-transition: all 5s;
  -o-transition: all 5s;
  transition: all 5s;
}
.banner .swiper-slide-active .pc_ban {
  -webkit-transform: scale(1);
  -ms-transform: scale(1);
  transform: scale(1);
}
.banner .text {
  position: absolute;
  left: 0;
  top: 50%;
  right: 0;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
  z-index: 2;
}
.banner .swiper-slide .text h1 {
  line-height: 1.2;
  padding-left: 70px;
  font-size: 18px;
  font-weight: bold;
  color: #ffffff;
  position: relative;
  opacity: 0;
  -webkit-transform: translateY(30px);
  -ms-transform: translateY(30px);
  transform: translateY(30px);
  -webkit-transition: all 1s;
  -o-transition: all 1s;
  transition: all 1s;
}
.banner .swiper-slide-active .text h1 {
  opacity: 1;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.banner .text h1:after {
  content: '';
  width: 50px;
  height: 0px;
  border: 1px solid #ffffff;
  position: absolute;
  left: 0;
  top: 50%;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
}
.banner .swiper-slide .text h2 {
  line-height: 1.2;
  font-size: 66px;
  line-height: 90px;
  color: #ffffff;
  font-weight: bold;
  margin: 30px 0;
  opacity: 0;
  -webkit-transform: translateY(30px);
  -ms-transform: translateY(30px);
  transform: translateY(30px);
  -webkit-transition: all 1s 0.3s;
  -o-transition: all 1s 0.3s;
  transition: all 1s 0.3s;
}
.banner .swiper-slide-active .text h2 {
  opacity: 1;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.banner .swiper-slide .text h3 {
  max-width: 1005px;
  font-size: 20px;
  font-weight: 400;
  line-height: 36px;
  color: #ffffff;
  opacity: 0;
  -webkit-transform: translateY(30px);
  -ms-transform: translateY(30px);
  transform: translateY(30px);
  -webkit-transition: all 1s 0.6s;
  -o-transition: all 1s 0.6s;
  transition: all 1s 0.6s;
}
.banner .swiper-slide-active .text h3 {
  opacity: 1;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.banner .swiper-slide .text .t4 {
  margin-top: 130px;
  width: 160px;
  height: 50px;
  background: #0459ff;
  opacity: 1;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 400;
  line-height: 50px;
  color: #ffffff;
  text-align: center;
  display: inline-block;
  opacity: 0;
  -webkit-transform: translateY(30px);
  -ms-transform: translateY(30px);
  transform: translateY(30px);
  -webkit-transition: all 1s 0.9s;
  -o-transition: all 1s 0.9s;
  transition: all 1s 0.9s;
}
.banner .swiper-slide-active .text .t4 {
  opacity: 1;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.banner .swiper-slide .text .t4 div,
.banner .swiper-slide .text .t4 button {
  height: 100%;
  width: 100%;
  background-color: #005db9;
  font-size: 16px;
  font-weight: 400;
  line-height: 50px;
  color: #ffffff;
  border: none;
  outline: 0;
}
.banner .swiper-pagination {
  bottom: 50px;
}
.banner .swiper-pagination-bullet {
  height: 8px;
  width: 10px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 2px;
  opacity: 1;
  background-color: #fff;
}
.banner .swiper-pagination-bullet-active {
  border-color: #0459ff;
  opacity: 1;
  background-color: #0459ff;
}
@media (max-width: 1200px) {
  .banner .text h2 {
    font-size: 48px;
    margin: 20px 0;
  }
  .banner .text .t4 {
    margin-top: 70px;
  }
}
@media (max-width: 768px) {
  .banner,
  .banner .swiper-slide {
    height: auto;
    background-image: none !important;
  }
  .banner .mobile_ban img {
    width: 100%;
  }
  .banner .swiper-slide .text h2 {
    font-size: 24px;
    margin: 20px 0;
    line-height: 1.5;
  }
  .banner .swiper-slide .text h3 {
    font-size: 14px;
    line-height: 1.6;
  }
  .banner .swiper-slide .text .t4 {
    margin-top: 35px;
  }
  .banner .text h1 {
    display: none;
  }
  .banner .swiper-pagination {
    bottom: 15px;
  }
}
@media (max-width: 374px) {
  .banner .text h2 {
    font-size: 21px;
    margin-top: 15px;
  }
}
.pub_title .t1 {
  text-align: center;
  font-size: 36px;
  font-weight: bold;
  color: #333333;
}
.pub_title .t2 {
  font-size: 18px;
  font-weight: 400;
  color: #666666;
  text-align: center;
  margin-top: 20px;
}
.server {
  background-image: url(../images/serve_bg.png);
  background-size: 100% 100%;
}
.server .list {
  padding-top: 40px;
}
.server .list ul {
  margin: -12px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: stretch;
  -ms-flex-align: stretch;
  align-items: stretch;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
  -ms-flex-flow: row wrap;
  flex-flow: row wrap;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}
.server .list li {
  padding: 12px;
  width: 25%;
  max-width: 25%;
  min-width: 25%;
}
.server .list .li_ {
  background: #ffffff;
  -webkit-box-shadow: 0px 14px 80px rgba(0, 0, 0, 0.05);
  box-shadow: 0px 14px 80px rgba(0, 0, 0, 0.05);
  border-radius: 6px;
  padding: 85px 34px 62px;
  height: 100%;
  -webkit-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
  cursor: pointer;
}
.server .list .li_:hover {
  -webkit-transform: translateY(-5px);
  -ms-transform: translateY(-5px);
  transform: translateY(-5px);
  -webkit-box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
.server .list .img {
  width: 80px;
  margin: 0 auto;
}
.server .list .img img {
  width: 100%;
}
.server .list h2 {
  font-size: 22px;
  line-height: 30px;
  color: #333333;
  font-weight: bold;
  text-align: center;
  margin-top: 30px;
}
.server .list .q {
  margin: 20px auto 15px;
  width: 7px;
  height: 7px;
  background-color: #c4c4c4;
  -webkit-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  transform: rotate(45deg);
}
.server .list h3 {
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  line-height: 26px;
  color: #666666;
  text-align: center;
}
@media (max-width: 1200px) {
  .server .list li {
    width: 50%;
    max-width: 50%;
    min-width: 50%;
  }
  .server .list .li_ {
    padding: 40px 20px;
  }
}
@media (max-width: 768px) {
  .pub_title .t1 {
    font-size: 24px;
  }
  .pub_title .t2 {
    font-size: 14px;
  }
  .server .list ul {
    margin: -5px;
  }
  .server .list li {
    padding: 5px;
  }
}
@media (max-width: 480px) {
  .server .list li {
    width: 100%;
    max-width: 100%;
    min-width: 100%;
    padding: 5px;
  }
  .server .list h2 {
    font-size: 18px;
  }
  .server .list h3 {
    font-size: 14px;
  }
  .server .list .q {
    margin: 15px auto;
  }
}
.why .con .tab {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  padding: 41px 0 50px;
}
.why .con .tab .i {
  width: 200px;
  height: 50px;
  background: #ffffff;
  border: 1px solid #dddddd;
  border-radius: 6px;
  font-size: 18px;
  font-weight: bold;
  line-height: 50px;
  color: #333333;
  text-align: center;
  margin: 0 13px;
  -webkit-transition: background 0.6s;
  -o-transition: background 0.6s;
  transition: background 0.6s;
  cursor: pointer;
}
.why .con .tab .i.active {
  background: -o-linear-gradient(
    283deg,
    #98baff 0%,
    rgba(36, 104, 242, 0.89) 33%,
    #2468f2 100%
  );
  background: linear-gradient(
    167deg,
    #98baff 0%,
    rgba(36, 104, 242, 0.89) 33%,
    #2468f2 100%
  );
  border-radius: 6px;
  border-color: transparent;
  color: #fff;
}
.why .con .list .i:not(:first-child) {
  display: none;
}
.why .con .list ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: stretch;
  -ms-flex-align: stretch;
  align-items: stretch;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
  -ms-flex-flow: row wrap;
  flex-flow: row wrap;
}
.why .con .list li {
  width: 25%;
  max-width: 25%;
  min-width: 25%;
}
.why .con .list li * {
  -webkit-transition: all 0.6s;
  -o-transition: all 0.6s;
  transition: all 0.6s;
}
.why .con .list .li_ {
  position: relative;
  background-color: #f9f9f9;
  border: 1px solid #eeeeee;
  padding: 312px 60px 107px;
  cursor: pointer;
  height: 100%;
}
.why .con .list .img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: absolute;
  left: 50%;
  -webkit-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  transform: translateX(-50%);
  top: 97px;
  z-index: 0;
}
.why .con .list .img:after {
  content: '';
  height: 50%;
  width: 100%;
  position: absolute;
  left: 0;
  bottom: 0;
  right: 0;
  background: -webkit-gradient(
    linear,
    left top,
    left bottom,
    from(rgba(0, 0, 0, 0)),
    color-stop(39%, rgba(0, 0, 0, 0.7))
  );
  background: -o-linear-gradient(
    top,
    rgba(0, 0, 0, 0) 0%,
    rgba(0, 0, 0, 0.7) 39%
  );
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0) 0%,
    rgba(0, 0, 0, 0.7) 39%
  );
  opacity: 0;
}
@-webkit-keyframes change {
  0% {
    border-radius: 50%;
  }
  50% {
    border-radius: 0;
  }
  100% {
    top: 0;
    width: 100%;
    height: 100%;
    border-radius: 0;
  }
}
@keyframes change {
  0% {
    border-radius: 50%;
  }
  50% {
    border-radius: 0;
  }
  100% {
    top: 0;
    width: 100%;
    height: 100%;
    border-radius: 0;
  }
}
.why .con .list .text {
  position: relative;
  z-index: 1;
}
.why .con .list h2 {
  display: inline-block;
  font-size: 18px;
  font-weight: bold;
  color: #333333;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  transform: translateX(-50%);
}
.why .con .list .h {
  width: 15px;
  height: 2px;
  background-color: #707070;
  margin: 21px auto 24px;
  -webkit-transition-duration: 0;
  -o-transition-duration: 0;
  transition-duration: 0;
}
.why .con .list h3 {
  font-size: 16px;
  font-weight: 400;
  line-height: 25px;
  color: #333333;
  opacity: 0.5;
  text-align: center;
  height: 75px;
  overflow: hidden;
  -o-text-overflow: ellipsis;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}
@media (min-width: 1200px) {
  .why .con .list .li_:hover {
    padding-left: 30px;
    padding-right: 30px;
  }

  /*.why .con .list .li_:hover .img{width:100%;height:100%;top:0;border-radius:0;}*/
  .why .con .list .li_:hover .img {
    -webkit-animation: change 0.6s 1 normal forwards;
    animation: change 0.6s 1 normal forwards;
  }
  .why .con .list .li_:hover .img:after {
    opacity: 1;
    -webkit-transition: 0.3s;
    -o-transition: 0.3s;
    transition: 0.3s;
  }
  .why .con .list .li_:hover h2 {
    color: #fff;
    left: 0;
    -webkit-transform: translateY(70px) translateX(0);
    -ms-transform: translateY(70px) translateX(0);
    transform: translateY(70px) translateX(0);
  }
  .why .con .list .li_:hover .h {
    opacity: 0;
    -webkit-transition-duration: 0;
    -o-transition-duration: 0;
    transition-duration: 0;
  }
  .why .con .list .li_:hover h3 {
    color: #fff;
    text-align: left;
    -webkit-transform: translateY(30px);
    -ms-transform: translateY(30px);
    transform: translateY(30px);
  }
}
@media (max-width: 1200px) {
  .why .con .list li {
    width: 50%;
    max-width: 50%;
    min-width: 50%;
  }
  .why .con .list .img {
    top: 30px;
  }
  .why .con .list .li_ {
    padding: 218px 30px 40px;
  }
}
@media (max-width: 768px) {
  .why .con .list .img {
    width: 110px;
    height: 110px;
  }
  .why .con .list .li_ {
    padding: 180px 30px 40px;
  }
  .why .con .tab .i {
    width: 140px;
  }
}
@media (max-width: 480px) {
  .why .con .tab .i {
    margin: 0 5px;
    font-size: 16px;
  }
  .why .con .list li {
    width: 100%;
    max-width: 100%;
    min-width: 100%;
  }
  .why .con .tab {
    padding: 30px 0;
  }
}
.solution {
  background-image: url(../images/solution_bg.jpg);
  background-size: cover;
  padding-bottom: 110px;
  background-repeat: no-repeat;
  background-position: center;
}
.solution .t1 {
  color: #fff;
}
.solution .t2 {
  color: #fff;
  opacity: 0.5;
}
.solution .tab {
  background: #edf1f7;
  border-radius: 6px 6px 0px 0px;
  padding: 0 50px;
}
.solution .tab .swiper-slide {
  text-align: center;
  cursor: pointer;
}
.solution .tab .swiper-slide p {
  line-height: 74px;
  border-bottom: 3px solid transparent;
  font-size: 18px;
  font-weight: 400;
  color: #333333;
  display: inline-block;
  white-space: nowrap;
}
.solution .tab .swiper-slide-thumb-active p {
  border-bottom-color: #2468f2;
  color: #2468f2;
}
.solution .con {
  padding-top: 60px;
}
.solution .list {
  background: #ffffff;
  border-radius: 0px 0px 6px 6px;
}
.solution .list .swiper-slide {
  padding: 80px 90px;
}
.solution .list .swiper-slide .l_ {
  float: left;
  width: calc(100% - 620px);
  padding-right: 70px;
  padding-top: 30px;
}

.solution .list .swiper-slide .l_ h2 {
  font-size: 24px;
  font-weight: bold;
  color: #181a39;
  opacity: 0;
  -webkit-transform: translateY(30px);
  -ms-transform: translateY(30px);
  transform: translateY(30px);
  -webkit-transition: all 1s;
  -o-transition: all 1s;
  transition: all 1s;
}

.solution .list .swiper-slide-active .l_ h2 {
  opacity: 1;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}

.solution .list .swiper-slide .l_ .h {
  height: 2px;
  background: #181a39;
  margin: 17px 0 40px;
  width: 24px;
  opacity: 0;
  -webkit-transform: translateY(20px);
  -ms-transform: translateY(20px);
  transform: translateY(20px);
  -webkit-transition: all 1s 0.1s;
  -o-transition: all 1s 0.1s;
  transition: all 1s 0.1s;
}

.solution .list .swiper-slide-active .l_ .h {
  opacity: 1;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}

.solution .list .swiper-slide .l_ h3 {
  font-size: 16px;
  font-weight: 400;
  line-height: 32px;
  color: #181a39;
  opacity: 0;
  -webkit-transform: translateY(20px);
  -ms-transform: translateY(20px);
  transform: translateY(20px);
}

.solution .list .swiper-slide-active .l_ h3 {
  -webkit-transition: all 1s 0.2s;
  -o-transition: all 1s 0.2s;
  transition: all 1s 0.2s;
  opacity: 1;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}

.solution .list .swiper-slide .l_ .more_ {
  display: block;
  width: 160px;
  height: 50px;
  background: #0459ff;
  opacity: 1;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 400;
  line-height: 50px;
  color: #ffffff;
  text-align: center;
  margin-top: 40px;
  opacity: 0;
  -webkit-transform: translateY(30px);
  -ms-transform: translateY(30px);
  transform: translateY(30px);
}

.solution .list .swiper-slide-active .l_ .more_ {
  -webkit-transition: all 1s 0.3s;
  -o-transition: all 1s 0.3s;
  transition: all 1s 0.3s;
  opacity: 1;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.solution .list .swiper-slide .l_ .more_ div,
.solution .list .swiper-slide .l_ .more_ button {
  height: 100%;
  width: 100%;
  background-color: #005db9;
  font-size: 16px;
  font-weight: 400;
  line-height: 50px;
  color: #ffffff;
  border: none;
  outline: 0;
}

.solution .list .swiper-slide .r_ {
  float: left;
  width: 620px;
}

.solution .list .swiper-slide .r_ img {
  width: 100%;
  -webkit-transform: rotateY(-90deg);
  transform: rotateY(-90deg);
}

.solution .list .swiper-slide-active .r_ img {
  -webkit-transition: all 1s 0.2s;
  -o-transition: all 1s 0.2s;
  transition: all 1s 0.2s;
  opacity: 1;
  -webkit-transform: rotateY(0deg);
  transform: rotateY(0deg);
}

.solution .swiper-pagination {
  display: none;
}
@media (max-width: 1400px) {
  .solution .list .swiper-slide .r_ {
    width: 540px;
  }
  .solution .list .swiper-slide .l_ {
    width: calc(100% - 540px);
    padding-top: 0;
    padding-right: 40px;
  }
  .solution .list .swiper-slide .l_ .h {
    margin: 17px 0 20px;
  }
}
@media (max-width: 1200px) {
  .solution {
    padding-bottom: 80px;
  }
  .solution .tab {
    display: none;
  }
  .solution .list {
    border-radius: 6px;
  }
  .solution .list .swiper-slide .r_ {
    width: 100%;
  }
  .solution .list .swiper-slide .l_ {
    width: 100%;
    padding-right: 0;
    padding-top: 40px;
  }
  .solution .list .swiper-slide {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: reverse;
    -ms-flex-direction: column-reverse;
    flex-direction: column-reverse;
    padding: 50px 50px;
  }
  .solution .swiper-pagination {
    display: block;
    margin-top: 20px;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%);
  }
  .solution .swiper-pagination-bullet {
    margin: 0 3px;
    background-color: #fff;
    opacity: 1;
  }
  .solution .swiper-pagination-bullet-active {
    background-color: #0459ff;
    opacity: 1;
  }
}
@media (max-width: 768px) {
  .solution .con {
    padding-top: 30px;
  }
  .solution .list .swiper-slide {
    padding: 25px 20px 20px;
  }
  .solution .list .swiper-slide .l_ h2 {
    font-size: 20px;
  }
  .solution .list .swiper-slide .l_ h3 {
    font-size: 14px;
    line-height: 24px;
  }
  .solution .list .swiper-slide .l_ .more_ {
    margin-top: 25px;
  }
  .solution .list .swiper-slide .l_ h2 {
    opacity: 1;
    -webkit-transform: translateY(0px);
    -ms-transform: translateY(0px);
    transform: translateY(0px);
  }
  .solution .list .swiper-slide .l_ .h {
    opacity: 1;
    -webkit-transform: translateY(0px);
    -ms-transform: translateY(0px);
    transform: translateY(0px);
  }
  .solution .list .swiper-slide .l_ h3 {
    -webkit-transition: all 1s 0.2s;
    -o-transition: all 1s 0.2s;
    transition: all 1s 0.2s;
    opacity: 1;
    -webkit-transform: translateY(0px);
    -ms-transform: translateY(0px);
    transform: translateY(0px);
  }
  .solution .list .swiper-slide .l_ .more_ {
    -webkit-transition: all 1s 0.3s;
    -o-transition: all 1s 0.3s;
    transition: all 1s 0.3s;
    opacity: 1;
    -webkit-transform: translateY(0px);
    -ms-transform: translateY(0px);
    transform: translateY(0px);
  }
  .solution .list .swiper-slide .r_ img {
    -webkit-transition: all 1s 0.2s;
    -o-transition: all 1s 0.2s;
    transition: all 1s 0.2s;
    opacity: 1;
    -webkit-transform: rotateY(0deg);
    transform: rotateY(0deg);
  }
}
.process .con {
  background-image: url(../images/process_bg.png);
  background-repeat: no-repeat;
  background-position: center 75px;
  padding-top: 75px;
  padding-bottom: 100px;
  background-size: 100%;
  position: relative;
}
.process .con:after {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  width: 100%;
  background-color: #fff;
  z-index: 5;
  -webkit-transition: all 1.2s 0.3s linear;
  -o-transition: all 1.2s 0.3s linear;
  transition: all 1.2s 0.3s linear;
}
.process.aos-animate .con:after {
  width: 0;
}
.process .con .list_ {
  position: relative;
  z-index: 4;
}
.process .con .i {
  float: left;
  width: 20%;
  opacity: 0;
  -webkit-transform: translateY(10px);
  -ms-transform: translateY(10px);
  transform: translateY(10px);
}
.process.aos-animate .con .i:nth-child(1) {
  opacity: 1;
  -webkit-transition: all 0.6s 0.8s;
  -o-transition: all 0.6s 0.8s;
  transition: all 0.6s 0.8s;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.process.aos-animate .con .i:nth-child(2) {
  opacity: 1;
  -webkit-transition: all 0.6s 1.1s;
  -o-transition: all 0.6s 1.1s;
  transition: all 0.6s 1.1s;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.process.aos-animate .con .i:nth-child(3) {
  opacity: 1;
  -webkit-transition: all 0.6s 1.4s;
  -o-transition: all 0.6s 1.4s;
  transition: all 0.6s 1.4s;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.process.aos-animate .con .i:nth-child(4) {
  opacity: 1;
  -webkit-transition: all 0.6s 1.7s;
  -o-transition: all 0.6s 1.7s;
  transition: all 0.6s 1.7s;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.process.aos-animate .con .i:nth-child(5) {
  opacity: 1;
  -webkit-transition: all 0.6s 2s;
  -o-transition: all 0.6s 2s;
  transition: all 0.6s 2s;
  -webkit-transform: translateY(0px);
  -ms-transform: translateY(0px);
  transform: translateY(0px);
}
.process .con .li_ {
  background: transparent;
  border-radius: 6px;
  max-width: 200px;
  margin: 0 auto;
  padding: 40px 40px 80px;
  position: relative;
}
.process .con .i:nth-child(1) .li_:hover {
  background: #fff;
  -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
  background-image: url(../images/process_img1.jpg);
  background-repeat: no-repeat;
  background-position: right bottom;
}
.process .con .i:nth-child(2) .li_:hover {
  background: #fff;
  -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
  background-image: url(../images/process_img.jpg);
  background-repeat: no-repeat;
  background-position: right bottom;
}
.process .con .i:nth-child(3) .li_:hover {
  background: #fff;
  -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
  background-image: url(../images/process_img2.jpg);
  background-repeat: no-repeat;
  background-position: right bottom;
}
.process .con .i:nth-child(4) .li_:hover {
  background: #fff;
  -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
  background-image: url(../images/process_img3.jpg);
  background-repeat: no-repeat;
  background-position: right bottom;
}
.process .con .i:nth-child(5) .li_:hover {
  background: #fff;
  -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
  background-image: url(../images/process_img4.jpg);
  background-repeat: no-repeat;
  background-position: right bottom;
}
.process .con .i:nth-child(1) .li_ {
  top: -20px;
}
.process .con .i:nth-child(2) .li_ {
  top: 100px;
}
.process .con .i:nth-child(3) .li_ {
  top: -40px;
}
.process .con .i:nth-child(4) .li_ {
  top: 60px;
}
.process .con .i:nth-child(5) .li_ {
  top: -40px;
}
.process .con .n {
  font-size: 24px;
  font-weight: bold;
  color: #2468f2;
  text-align: center;
  position: relative;
}
.process .con .n:after {
  content: '';
  width: 60px;
  height: 60px;
  background-color: #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  -webkit-filter: blur(20px);
  filter: blur(20px);
  z-index: 0;
}
.process .con .n span {
  position: relative;
  z-index: 2;
}
.process .con .t {
  font-size: 24px;
  font-weight: bold;
  color: #333333;
  text-align: center;
  margin: 25px 0;
}
.process .con .d {
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: #666666;
  text-align: center;
}
@media (max-width: 1400px) {
  .process .con .i:nth-child(2) .li_ {
    top: 73px;
  }
  .process .con .li_ {
    padding: 40px 25px 80px;
  }
}
@media (max-width: 1200px) {
  .process .con {
    background-image: none;
    padding-bottom: 40px;
  }
  .process .con .i:nth-child(1) .li_ {
    top: -0px;
  }
  .process .con .i:nth-child(2) .li_ {
    top: 0px;
  }
  .process .con .i:nth-child(3) .li_ {
    top: -0px;
  }
  .process .con .i:nth-child(4) .li_ {
    top: 0px;
  }
  .process .con .i:nth-child(5) .li_ {
    top: -0px;
  }
  .process .con .i:nth-child(1) {
    background: #fff;
    -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
    background-image: url(../images/process_img1.jpg);
    background-repeat: no-repeat;
    background-position: right bottom;
    height: 100%;
  }
  .process .con .i:nth-child(2) {
    background: #fff;
    -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
    background-image: url(../images/process_img.jpg);
    background-repeat: no-repeat;
    background-position: right bottom;
    height: 100%;
  }
  .process .con .i:nth-child(3) {
    background: #fff;
    -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
    background-image: url(../images/process_img2.jpg);
    background-repeat: no-repeat;
    background-position: right bottom;
    height: 100%;
  }
  .process .con .i:nth-child(4) {
    background: #fff;
    -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
    background-image: url(../images/process_img3.jpg);
    background-repeat: no-repeat;
    background-position: right bottom;
    height: 100%;
  }
  .process .con .i:nth-child(5) {
    background: #fff;
    -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.16);
    background-image: url(../images/process_img4.jpg);
    background-repeat: no-repeat;
    background-position: right bottom;
    height: 100%;
  }
  .process .con .list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: stretch;
    -ms-flex-align: stretch;
    align-items: stretch;
  }
  .process .con .i {
    float: left;
    width: 20%;
    opacity: 1;
    -webkit-transform: translateY(0px);
    -ms-transform: translateY(0px);
    transform: translateY(0px);
  }
  .process .con:after {
    display: none;
  }
}
@media (max-width: 992px) {
  .process .con .list {
    display: block;
  }
  .process .con .i {
    width: 100%;
    margin-bottom: 5px;
  }
  .process .con .li_ {
    width: 100%;
    max-width: 100%;
  }
  .process .con {
    padding-top: 30px;
  }
  .process .con .n:after {
    display: none;
  }
}
@media (max-width: 480px) {
  .process .con {
    padding-bottom: 30px;
  }
  .process .con .i {
    padding-bottom: 5px;
  }
  .process .con .li_ {
    padding: 30px 40px 60px;
  }
  .process .con .t {
    font-size: 20px;
    margin: 10px 0;
  }
}
.case {
  background-image: url(../images/case_bg.png);
  background-repeat: no-repeat;
  background-size: cover;
  overflow: hidden;
  background-position: center;
}
.case .con {
  padding-top: 85px;
}
.case .con .swiper-container {
  overflow: visible;
}
.case .con .swiper-slide {
  position: relative;
}
.case .con .img img {
  width: 100%;
}
.case .con .swiper-slide .text {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 1;
  padding: 23px 32px 32px;
  width: 100%;
  background: -webkit-gradient(
    linear,
    left top,
    left bottom,
    from(rgba(0, 0, 0, 0)),
    to(#000000)
  );
  background: -o-linear-gradient(top, rgba(0, 0, 0, 0) 0%, #000000 100%);
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, #000000 100%);
}
.case .con .swiper-slide .text h3 {
  font-size: 16px;
  font-weight: 400;
  line-height: 26px;
  color: #ffffff;
}
.case .con .swiper-slide .text h2 {
  font-size: 24px;
  line-height: 34px;
  color: #ffffff;
  font-weight: bold;
}
.case .con .swiper-slide .text .des {
  font-size: 16px;
  font-weight: 400;
  line-height: 26px;
  color: #ffffff;
  overflow: hidden;
  white-space: nowrap;
  -o-text-overflow: ellipsis;
  text-overflow: ellipsis;
}
.case .con .icon {
  padding-top: 45px;
}
.case .con .btn_ {
  float: left;
  width: 100px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.case .con .btn_ .btn {
  width: 40px;
  height: 40px;
  background: #fff;
  border-radius: 50%;
  cursor: pointer;
  background-image: url(../images/next_default.jpg);
  background-repeat: no-repeat;
  background-position: center;
  margin-right: 8px;
}
.case .con .btn_ .btn.prev {
  -webkit-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  transform: rotate(180deg);
}
.case .con .btn_ .btn:hover {
  background-color: #0459ff;
  background-image: url(../images/next_white.jpg);
}
.case .con .btn_ .btn.prev:hover {
  -webkit-transform: rotate(0deg);
  -ms-transform: rotate(0deg);
  transform: rotate(0deg);
}
.case .con .btn_ .btn.next:hover {
  -webkit-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  transform: rotate(180deg);
}
.case .con .scroll_ {
  float: left;
  height: 2px;
  width: calc(100% - 120px);
  background-color: #fff;
  margin-top: 20px;
  margin-left: 20px;
}
.case .con .num {
  width: 80px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  float: right;
}
.case .con .num .n1 {
  font-size: 40px;
  font-weight: 400;
  line-height: 40px;
  color: #0459ff;
}
.case .con .num .n2 {
  color: #999999;
  font-size: 20px;
}
.case .con .num .n3 {
  font-size: 30px;
  font-weight: 400;
  line-height: 32px;
  color: #999999;
}
.case .con .swiper-scrollbar-drag {
  background-color: #0459ff;
}
@media (max-width: 768px) {
  .case .con {
    padding-top: 30px;
  }
  .case .con .icon {
    padding-top: 20px;
  }
  .case .con .btn_ {
  }
  .case .con .scroll_ {
    width: calc(100% - 110px);
    margin-left: 10px;
  }
  .case .con .num .n1,
  .case .con .num .n3 {
    font-size: 24px;
    line-height: 1.2;
  }
  .case .con .num .n2 {
    font-size: 16px;
  }
  .pub_title .t1 span {
    display: block;
    line-height: 1.5;
  }
  .case .con .swiper-slide .text h2 {
    font-size: 16px;
    line-height: 24px;
  }
  .case .con .swiper-slide .text {
    padding: 0 20px 20px;
  }
  .case .con .swiper-slide .text .des,
  .case .con .swiper-slide .text h3 {
    font-size: 12px;
  }
}
.number {
  position: relative;
  overflow: hidden;
}
.number #bg_ {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background: -webkit-gradient(
    linear,
    left top,
    left bottom,
    from(#0342c3),
    to(#0342c3)
  );
  background: -o-linear-gradient(top, #0342c3, #0342c3);
  background: linear-gradient(to bottom, #0342c3, #0342c3);
}
.number .box {
  position: relative;
  z-index: 2;
}
.number .i {
  float: left;
  width: 25%;
  padding: 104px 0;
}
.number .i .t1 {
  font-size: 60px;
  font-weight: bold;
  color: #ffffff;
}
.number .i .t1 sub {
  font-size: 24px;
  font-weight: 400;
  color: #ffffff;
  position: relative;
  top: -16px;
}
.number .i .t2 {
  font-size: 16px;
  font-weight: 400;
  line-height: 30px;
  color: #ffffff;
  margin-top: 40px;
}
@media (max-width: 1200px) {
  .number {
    padding: 40px 0;
  }
  .number .i .t1 {
    font-size: 40px;
  }
  .number .i .t1 sub {
    font-size: 18px;
    top: -10px;
  }
  .number .i {
    width: 50%;
    text-align: center;
    padding: 20px 0;
  }
  .number .i .t2 {
    margin-top: 15px;
  }
}
@media (max-width: 580px) {
  .number {
    padding: 30px 0;
  }
  .number .i {
    width: 100%;
  }
  .number .i .t1 {
    font-size: 26px;
  }
  .number .i .t1 sub {
    font-size: 12px;
    top: -8px;
  }
  .number .i .t2 {
    font-size: 14px;
    margin-top: 0;
  }
}
.partner {
  background-color: #fff;
}
.partner .con {
  padding-top: 80px;
}
.partner .list {
  width: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}
.partner .list .i {
  display: inline-block;
  width: 12.5%;
  -webkit-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}
.partner .list .i:hover {
  -webkit-transform: translateY(-5px);
  -ms-transform: translateY(-5px);
  transform: translateY(-5px);
  -webkit-box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
.partner .list .i img {
  width: 100%;
}
@media (max-width: 992px) {
  .partner .con {
    padding-top: 30px;
  }
  .partner .list {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-flow: row wrap;
    flex-flow: row wrap;
  }
  .partner .list .i {
    width: 25%;
    max-width: 25%;
    min-width: 25%;
  }
  .partner .list:nth-child(2) .i:last-child {
    display: none;
  }
}
.promise {
  background-image: url(../images/promise_bg.jpg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.promise .con .swiper-container {
  padding-top: 50px;
}
.promise .con .swiper-slide {
  padding: 30px 30px 0;
  top: 30px;
  -webkit-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}
.promise .con .swiper-slide-active {
  top: 0px;
}
.promise .con .img {
  width: 78px;
  height: 78px;
  background: #ffffff;
  -webkit-box-shadow: 0px 3px 20px rgba(102, 102, 102, 0.16);
  box-shadow: 0px 3px 20px rgba(102, 102, 102, 0.16);
  border-radius: 6px;
  position: relative;
  top: -0px;
  -webkit-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}
.promise .con .swiper-slide-active .img {
  top: -80px;
}
.promise .con .img img {
  width: 100%;
}
.promise .con .li_ {
  background: #ffffff;
  -webkit-box-shadow: 0px 3px 20px rgba(102, 102, 102, 0.16);
  box-shadow: 0px 3px 20px rgba(102, 102, 102, 0.16);
  border-radius: 6px;
  padding: 40px 40px 46px;
}
.promise .con .t1 {
  font-size: 18px;
  font-weight: bold;
  color: #333333;
  margin: 20px 0;
  overflow: hidden;
  white-space: nowrap;
  -o-text-overflow: ellipsis;
  text-overflow: ellipsis;
}
.promise .con .t2 {
  font-size: 16px;
  font-weight: 400;
  line-height: 30px;
  color: #666666;
  overflow: hidden;
  -o-text-overflow: ellipsis;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  height: 60px;
}
.promise .con .swiper-slide-active .t2 {
  -webkit-line-clamp: 4;
  height: 120px;
}
.promise .con .btn_ {
  width: 100px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  margin: 30px auto 0;
}
.promise .con .btn_ .btn {
  width: 40px;
  height: 40px;
  background: #f3f3f3;
  border-radius: 50%;
  cursor: pointer;
  background-image: url(../images/next_default.jpg);
  background-repeat: no-repeat;
  background-position: center;
  margin-right: 8px;
}
.promise .con .btn_ .btn.prev {
  -webkit-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  transform: rotate(180deg);
}
.promise .con .btn_ .btn:hover {
  background-color: #0459ff;
  background-image: url(../images/next_white.jpg);
}
.promise .con .btn_ .btn.prev:hover {
  -webkit-transform: rotate(0deg);
  -ms-transform: rotate(0deg);
  transform: rotate(0deg);
}
.promise .con .btn_ .btn.next:hover {
  -webkit-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  transform: rotate(180deg);
}
@media (max-width: 1200px) {
  .promise .con .swiper-slide {
    padding: 10px 15px 0;
  }
}
@media (max-width: 992px) {
  .promise .con .swiper-slide-active .img {
    top: 0px;
  }
  .promise .con .t2 {
    -webkit-line-clamp: 4;
    height: 120px;
  }
  .promise .con .swiper-slide {
    top: 0px;
  }
  .promise .con .li_ {
    padding: 30px 20px;
  }
}
@media (max-width: 768px) {
  .promise .con .swiper-container {
    padding-top: 30px;
  }
  .promise .con .img {
    width: 55px;
    height: 55px;
    padding: 5px;
  }
}
.contact {
  background-image: url(../images/contact_bg.jpg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 80px 0;
}
.contact h3 {
  font-size: 46px;
  line-height: 66px;
  color: #ffffff;
  font-weight: bold;
  text-align: center;
}
.contact p {
  font-size: 18px;
  font-weight: 400;
  line-height: 28px;
  color: #ffffff;
  text-align: center;
  margin-top: 22px;
}
.contact .btn {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  padding-top: 60px;
}
.contact .btn_ {
  width: 260px;
  height: 60px;
  background: #ffffff;
  opacity: 1;
  border-radius: 6px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  cursor: pointer;
  font-size: 16px;
  font-weight: 400;
  color: #0459ff;
  margin: 0 10px;
  padding: 0 50px;
}
.contact .btn_:nth-child(2) {
  padding-left: 55px;
}
.contact .btn_ span {
  padding-left: 20px;
  white-space: nowrap;
}
.contact .btn_ img {
  width: 30px;
}
@media (max-width: 1200px) {
  .contact {
    padding: 80px 20px;
  }
}
@media (max-width: 768px) {
  .contact {
    padding: 50px 20px;
  }
  .contact h3 {
    font-size: 20px;
    line-height: 1.5;
  }
  .contact p {
    font-size: 14px;
    line-height: 24px;
  }
  .contact .btn {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    padding-top: 30px;
  }
  .contact .btn .btn_ {
    margin-bottom: 10px;
  }
}

/*产品*/
.m_list {
  overflow: hidden;
}
.m_list .li {
  float: left;
  width: 25%;
  position: relative;
  -webkit-transform-style: preserve-3d;
  transform-style: preserve-3d;
  -webkit-perspective: 1000px;
  perspective: 1000px;
  cursor: pointer;
  height: 530px;
  overflow: hidden;
}
.m_list .m_front .text {
  -webkit-transform: translateX(0);
  -ms-transform: translateX(0);
  transform: translateX(0);
  -webkit-transition: all 0.7s;
  -o-transition: all 0.7s;
  transition: all 0.7s;
}
.inner {
  bottom: 10%;
  position: absolute;
  left: 0;
  width: 100%;
  -webkit-perspective: inherit;
  perspective: inherit;
  z-index: 2;
  -webkit-transition: all 0.7s;
  -o-transition: all 0.7s;
  transition: all 0.7s;
  -webkit-transform: translateZ(60px) scale(0.94);
  transform: translateZ(60px) scale(0.94);
}
.m_list .inner.text2 {
  text-align: left;
  padding: 0 30px;
}
.m_list .inner.text2 h4 {
  color: #fff;
  font-size: 22px;
  text-align: left;
  padding-bottom: 10px;
  opacity: 0;
}
.m_list .inner.text2 p {
  font-size: 18px;
  font-weight: 400;
  line-height: 25px;
  color: #fff;
  opacity: 0.5;
  height: 75px;
  overflow: hidden;
  -o-text-overflow: ellipsis;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}
.m_front,
.m_back {
  height: 100%;
  -webkit-transition: -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
  transition: -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
  -o-transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
  transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
  transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1),
    -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
  transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1),
    -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
.m_front {
  border: 1px solid #eeeeee;
  padding: 312px 60px 107px;
  background: #f9f9f9;
  background: -o-linear-gradient(45deg, #f9f9f9 0%, #ffffff 100%);
  background: linear-gradient(45deg, #f9f9f9 0%, #ffffff 100%);
}
.m_back {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
}
.m_back:after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  height: 100%;
  width: 100%;
  background: -webkit-gradient(
    linear,
    left top,
    left bottom,
    from(rgba(0, 0, 0, 0)),
    to(#000000)
  );
  background: -o-linear-gradient(top, rgba(0, 0, 0, 0) 0%, #000000 100%);
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, #000000 100%);
}
.m_list .m_front .img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}
.m_list .m_back {
  background-size: cover;
  background-position: center;
  -webkit-transform: rotateY(180deg);
  transform: rotateY(180deg);
  -webkit-transform-style: preserve-3d;
  transform-style: preserve-3d;
}
.m_list .m_front {
  -webkit-transform: rotateY(0deg);
  transform: rotateY(0deg);
  -webkit-transform-style: preserve-3d;
  transform-style: preserve-3d;
}
.m_list .li:hover .inner.text2 h4 {
  opacity: 1;
}
@media (min-width: 1201px) {
  .m_list .li:hover .m_back {
    -webkit-transform: rotateY(0deg);
    transform: rotateY(0deg);
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
  }
  .m_list .li:hover .m_front {
    -webkit-transform: rotateY(-180deg);
    transform: rotateY(-180deg);
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
  }
  .m_list .li:hover .m_front .text {
    -webkit-transform: translateX(50%);
    -ms-transform: translateX(50%);
    transform: translateX(50%);
  }
  .m_list .li:hover .m_front,
  .m_list .li:hover .m_back {
    -webkit-transition: -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
    transition: -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
    -o-transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
    transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
    transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1),
      -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
    transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1),
      -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
  }
}
@media (max-width: 1200px) {
  .m_list .li {
    height: 400px;
    width: 50%;
    max-width: 50%;
    min-width: 50%;
  }
  .m_list .li .m_back {
    display: none;
  }
  .m_list .m_front {
    padding: 218px 30px 40px;
  }
}
@media (max-width: 480px) {
  .m_list .li {
    height: auto;
    width: 100%;
    max-width: 100%;
    min-width: 100%;
  }
  .m_list .m_front {
    padding: 180px 30px 40px;
  }
}