.bk {
  cursor: pointer;
  position: relative;
}
.bk:after,
.bk:before {
  content: '';
  display: block;
  position: absolute;
  border: 1px transparent solid;
  width: 0;
  height: 0;
  box-sizing: border-box;
}
.bk:after {
  left: 0;
  top: 0;
  transition: border-color 0s ease-in 0.8s, width 0.2s ease-in 0.6s, height 0.2s ease-in 0.4s;
}
.bk:before {
  right: 0;
  bottom: 0;
  transition: border-color 0s ease-in 0.4s, width 0.2s ease-in 0.2s, height 0.2s ease-in 0s;
}
.bk:hover:after,
.bk:hover:before {
  height: 100%;
  width: 100%;
}
.bk:hover:after {
  border-right-color: #182337;
  border-top-color: #182337;
  transition: width 0.2s ease-out 0s, height 0.2s ease-out 0.2s;
}
.bk:hover:before {
  border-left-color: #182337;
  border-bottom-color: #182337;
  transition: border-color 0s ease-out 0.4s, width 0.2s ease-out 0.4s, height 0.2s ease-out 0.6s;
}
.contents {
  width: 1600px;
  margin: 0 auto;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.clearfix:after {
  content: "";
  display: block;
  clear: both;
  visibility: hidden;
  line-height: 0;
  height: 0;
  font-size: 0;
}
.yc {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tsy {
  vertical-align: middle;
  -webkit-transform: perspective(1px) translateZ(0);
  transform: perspective(1px) translateZ(0);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0);
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-property: transform;
  transition-property: transform;
  -webkit-transition-timing-function: ease-out;
  transition-timing-function: ease-out;
}
.tsy:hover {
  -webkit-transform: translateY(-4px);
  transform: translateY(-4px);
}
.gd {
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.s180 {
  transform: rotateY(0);
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.s180:hover {
  transform: rotateY(108deg);
}
.img100 {
  transform: scale(1);
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.img100:hover {
  transform: scale(1.1);
}
.w100 {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.yuas {
  -webkit-animation: hang linear 2s infinite;
}
@-webkit-keyframes hang {
  0%,
  100% {
    -webkit-transform: translate(0, -8px);
  }
  50% {
    -webkit-transform: translate(0, 0);
  }
}
.zyuo {
  -webkit-animation: zyuo linear 2s infinite;
}
@keyframes zyuo {
  16.65% {
    -webkit-transform: translateX(6px);
    transform: translateX(6px);
  }
  33.3% {
    -webkit-transform: translateX(-5px);
    transform: translateX(-5px);
  }
  49.95% {
    -webkit-transform: translateX(4px);
    transform: translateX(4px);
  }
  66.6% {
    -webkit-transform: translateX(-2px);
    transform: translateX(-2px);
  }
  83.25% {
    -webkit-transform: translateX(1px);
    transform: translateX(1px);
  }
  100% {
    -webkit-transform: translateX(0);
    transform: translateX(0);
  }
}
.flex {
  display: flex;
  justify-content: space-between;
}
.je {
  animation: jello 2s 1s infinite;
}
@-webkit-keyframes jello {
  0%,
  11.1%,
  to {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
  }
  22.2% {
    -webkit-transform: skewX(-12.5deg) skewY(-12.5deg);
    transform: skewX(-12.5deg) skewY(-12.5deg);
  }
  33.3% {
    -webkit-transform: skewX(6.25deg) skewY(6.25deg);
    transform: skewX(6.25deg) skewY(6.25deg);
  }
  44.4% {
    -webkit-transform: skewX(-3.125deg) skewY(-3.125deg);
    transform: skewX(-3.125deg) skewY(-3.125deg);
  }
  55.5% {
    -webkit-transform: skewX(1.5625deg) skewY(1.5625deg);
    transform: skewX(1.5625deg) skewY(1.5625deg);
  }
  66.6% {
    -webkit-transform: skewX(-0.78125deg) skewY(-0.78125deg);
    transform: skewX(-0.78125deg) skewY(-0.78125deg);
  }
  77.7% {
    -webkit-transform: skewX(0.390625deg) skewY(0.390625deg);
    transform: skewX(0.390625deg) skewY(0.390625deg);
  }
  88.8% {
    -webkit-transform: skewX(-0.1953125deg) skewY(-0.1953125deg);
    transform: skewX(-0.1953125deg) skewY(-0.1953125deg);
  }
}
.pro {
  margin-top: 131px;
  position: relative;
  overflow: hidden;
}
.pro::before {
  content: "";
  display: block;
  width: 100%;
  height: 1px;
  position: absolute;
  background: #f0f0f0;
  top: 473px;
  left: 0;
}
.pro .contents {
  position: relative;
}
.pro .contents::before {
  content: "";
  display: block;
  width: 50px;
  height: 142px;
  position: absolute;
  background: url(../images/pro.png) no-repeat center;
  top: 161px;
  right: -130px;
}
.pro .top {
  display: flex;
  justify-content: space-between;
}
.pro .top .text h3 a {
  font-family: SimSun;
  font-size: 48px;
  line-height: 45px;
}
.pro .top .text p {
  font-family: SimSun;
  font-size: 24px;
  color: #494949;
  line-height: 25px;
  margin-top: 17px;
}
.pro .top .serv {
  font-family: Arial;
  font-size: 14px;
  color: #323232;
  letter-spacing: 27px;
  line-height: 87px;
  margin-right: -125px;
}
.pro .prolist {
  margin-top: 97px;
  height: 307px;
  position: relative;
}
.pro .prolist .swiper-slide .list {
  margin-right: 3%;
}
.pro .prolist .swiper-slide .list .cond {
  font-size: 18px;
  color: #323232;
  line-height: 20px;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.pro .prolist .swiper-slide .list p {
  font-size: 14px;
  color: #767676;
  line-height: 15px;
  margin-top: 32px;
  padding-left: 38px;
  position: relative;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pro .prolist .swiper-slide .list p::before {
  content: "";
  display: block;
  width: 33px;
  height: 1px;
  position: absolute;
  background: #b3b3b3;
  top: 7px;
  left: 0;
}
.pro .prolist .swiper-slide .list .num {
  font-family: Arial;
  font-size: 24px;
  color: #9a9a9a;
  line-height: 20px;
  margin-top: 80px;
}
.pro .prolist .swiper-slide .list:hover .cond {
  color: #af2e28;
  transform: translateX(3px);
}
.pro .prolist .swiper-button-prev {
  width: 105px;
  height: 40px;
  border: 1px solid #f0f0f0;
  box-sizing: border-box;
  background: #fff url(../images/prev-pro.png) no-repeat center;
  cursor: pointer;
  top: 94%;
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.pro .prolist .swiper-button-prev:hover {
  background: #af2e28 url(../images/prev-pros.png) no-repeat center;
}
.pro .prolist .swiper-button-next {
  width: 105px;
  height: 40px;
  border: 1px solid #f0f0f0;
  box-sizing: border-box;
  background: #fff url(../images/next-pro.png) no-repeat center;
  cursor: pointer;
  top: 94%;
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.pro .prolist .swiper-button-next:hover {
  background: #af2e28 url(../images/next-pros.png) no-repeat center;
}
.abo {
  height: 1015px;
  background: url(../images/abo.jpg) no-repeat center top;
  padding: 135px 0 0;
  box-sizing: border-box;
}
.abo .contents {
  position: relative;
  display: flex;
  justify-content: space-between;
}
.abo .z1 {
  width: 800px;
}
.abo .z1 .about {
  width: 800px;
  height: 580px;
}
.abo .z1 .about img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.abo .z1 .top {
  margin-top: 135px;
}
.abo .z1 .top h3 {
  font-family: SimSun;
  font-size: 48px;
  line-height: 45px;
  color: #fff;
}
.abo .z1 .top p {
  font-family: SimSun;
  font-size: 24px;
  color: #fff;
  line-height: 25px;
  margin-top: 17px;
}
.abo .y1 {
  width: 700px;
}
.abo .y1 .top {
  margin-top: 268px;
}
.abo .y1 .top h3 {
  font-family: SimSun;
  font-size: 48px;
  line-height: 45px;
  color: #fff;
}
.abo .y1 .top p {
  font-family: SimSun;
  font-size: 24px;
  color: #fff;
  line-height: 25px;
  margin-top: 17px;
}
.abo .y1 .text {
  margin-top: 60px;
  height: 215px;
  overflow: hidden;
}
.abo .y1 .text p {
  font-size: 14px;
  color: #485e85;
  line-height: 36px;
  margin-bottom: 35px;
}
.abo .y1 .more {
  display: block;
  line-height: 40px;
  font-family: Arial;
  font-size: 13px;
  color: #fff;
  background: url(../images/more1.png) no-repeat center left;
  background-position-x: 133px;
  margin-top: 100px;
}
.adv {
  height: 520px;
  background: url(../images/adv.jpg) no-repeat center top;
  padding: 97px 0 0;
  box-sizing: border-box;
}
.adv ul {
  display: flex;
  justify-content: space-between;
}
.adv ul li {
  width: 22.3%;
  padding: 115px 0 0 90px;
  box-sizing: border-box;
  position: relative;
}
.adv ul li::after {
  content: "";
  display: block;
  width: 0;
  height: 1px;
  position: absolute;
  background: #fff;
  top: 71px;
  left: 0;
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.adv ul li h4 {
  font-family: SimSun;
  font-size: 30px;
  color: #ffffff;
  line-height: 28px;
}
.adv ul li .m {
  font-family: Arial;
  font-size: 12px;
  color: #fff;
  line-height: 11px;
  margin-top: 12px;
}
.adv ul li .paratext {
  font-size: 14px;
  color: #fff;
  line-height: 36px;
  margin-top: 28px;
}
.adv ul li:hover::after {
  width: 100%;
}
.adv ul li:nth-child(1) {
  background: url(../images/yb1.png) no-repeat top left;
  background-position-y: 121px;
}
.adv ul li:nth-child(1)::before {
  content: "";
  display: block;
  width: 100%;
  height: 45px;
  position: absolute;
  background: url(../images/y1.png) no-repeat top left;
  top: 0;
  left: 0;
}
.adv ul li:nth-child(2) {
  background: url(../images/yb2.png) no-repeat top left;
  background-position-y: 121px;
}
.adv ul li:nth-child(2)::before {
  content: "";
  display: block;
  width: 100%;
  height: 45px;
  position: absolute;
  background: url(../images/y2.png) no-repeat top left;
  top: 0;
  left: 0;
}
.adv ul li:nth-child(3) {
  background: url(../images/yb3.png) no-repeat top left;
  background-position-y: 121px;
}
.adv ul li:nth-child(3)::before {
  content: "";
  display: block;
  width: 100%;
  height: 45px;
  position: absolute;
  background: url(../images/y3.png) no-repeat top left;
  top: 0;
  left: 0;
}
.adv ul li:nth-child(4) {
  background: url(../images/yb4.png) no-repeat top left;
  background-position-y: 121px;
}
.adv ul li:nth-child(4)::before {
  content: "";
  display: block;
  width: 100%;
  height: 45px;
  position: absolute;
  background: url(../images/y4.png) no-repeat top left;
  top: 0;
  left: 0;
}
.case {
  height: 1176px;
  background: url(../images/case.jpg) no-repeat center top;
  padding: 134px 0 0 0;
  box-sizing: border-box;
}
.case .contents {
  position: relative;
}
.case .sild10 .hd {
  height: 80px;
  width: 100%;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0 55px;
  box-sizing: border-box;
  display: flex;
  justify-content: space-between;
}
.case .sild10 .hd li {
  position: relative;
  z-index: 50;
  margin-right: 15px;
}
.case .sild10 .hd li::before {
  content: "";
  display: block;
  width: 187%;
  height: 0;
  position: absolute;
  background: #fff;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: -1;
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.case .sild10 .hd li a {
  display: block;
  font-size: 16px;
  color: #fff;
  line-height: 80px;
  text-align: center;
  box-sizing: border-box;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
  max-width: 160px;
}
.case .sild10 .hd li:last-child {
  margin: 0;
}
.case .sild10 .hd .on::before {
  height: 80px;
}
.case .sild10 .hd .on a {
  color: #333;
}
.case .sild10 .bd li {
  margin-top: 70px;
  display: flex;
  justify-content: space-between;
}
.case .sild10 .bd li .aside {
  display: block;
  width: 795px;
  height: 685px;
  overflow: hidden;
}
.case .sild10 .bd li .aside img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1);
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.case .sild10 .bd li .aside img:hover {
  transform: scale(1.1);
}
.case .sild10 .bd li .plaet {
  width: 715px;
  margin-top: 25px;
}
.case .sild10 .bd li .plaet h3 {
  font-family: SimSun;
  font-size: 48px;
  color: #fff;
  line-height: 45px;
}
.case .sild10 .bd li .plaet .cond {
  font-family: SimSun;
  font-size: 24px;
  line-height: 25px;
  display: block;
  color: #fff;
  margin-top: 27px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.case .sild10 .bd li .plaet .text {
  font-size: 16px;
  color: #fff;
  line-height: 20px;
  margin: 130px 0 40px;
}
.case .sild10 .bd li .plaet p {
  font-size: 14px;
  color: #485e85;
  line-height: 36px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  height: 108px;
}
.case .sild10 .bd li .plaet .more {
  display: block;
  font-family: Arial;
  font-size: 14px;
  color: #fffefe;
  line-height: 30px;
  background: url(../images/more2.png) no-repeat center left;
  background-position-x: 133px;
  margin-top: 105px;
}
.case .mess {
  width: 804px;
  height: 354px;
  background: url(../images/mess.jpg) no-repeat center;
  position: absolute;
  bottom: -354px;
  right: 0;
  padding: 49px 0 0 64px;
  box-sizing: border-box;
}
.case .mess h3 {
  font-family: SimSun;
  font-size: 30px;
  line-height: 35px;
  color: #fff;
}
.case .mess h3 i {
  font-family: Arial;
  font-size: 48px;
  color: #fff;
  opacity: 0.05;
  line-height: 35px;
  margin-left: 184px;
  font-weight: bold;
}
.case .mess .FOM {
  width: 518px;
  margin-top: 35px;
}
.case .mess .FOM .n {
  height: 42px;
  position: relative;
  padding: 0 0 0 30px;
  box-sizing: border-box;
  margin-bottom: 25px;
  border-bottom: solid 1px #2d323f;
  float: left;
}
.case .mess .FOM .n img {
  width: 80px;
  height: 32px;
  position: absolute;
  top: 7px;
  right: 7px;
}
.case .mess .FOM .n input {
  width: 100%;
  height: 100%;
  line-height: 42px;
  background: none;
  color: #fff;
}
.case .mess .FOM .n input::placeholder {
  color: #fff;
}
.case .mess .FOM .n textarea {
  width: 100%;
  height: 100%;
  line-height: 39px;
  background: none;
  color: #fff;
}
.case .mess .FOM .n textarea::placeholder {
  color: #fff;
}
.case .mess .FOM .n:nth-child(1) {
  background: url(../images/f1.png) no-repeat center left;
  width: 233px;
  margin-right: 50px;
}
.case .mess .FOM .n:nth-child(2) {
  background: url(../images/f2.png) no-repeat center left;
  width: 233px;
}
.case .mess .FOM .n:nth-child(3) {
  background: url(../images/f3.png) no-repeat center left;
  width: 518px;
}
.case .mess .FOM .n:nth-child(4) {
  background: url(../images/f4.png) no-repeat center left;
  width: 233px;
  margin-right: 50px;
}
.case .mess .FOM #btn {
  float: left;
  width: 233px;
  height: 43px;
  background: #af2e28;
  text-align: center;
  line-height: 43px;
  font-size: 14px;
  color: #fff;
  cursor: pointer;
}
.regioners {
  background: url(../images/new.jpg) no-repeat center top;
  padding: 133px 0 0;
  box-sizing: border-box;
}
.regioners .top h3 a {
  font-family: SimSun;
  font-size: 48px;
  line-height: 45px;
}
.regioners .top p {
  font-family: SimSun;
  font-size: 24px;
  color: #494949;
  line-height: 25px;
  margin-top: 17px;
}
.regioners .warp {
  display: flex;
  justify-content: space-between;
  margin-top: 148px;
}
.regioners .warp li {
  width: 685px;
  display: flex;
  justify-content: space-between;
}
.regioners .warp li .tu {
  width: 276px;
  height: 235px;
  background: #fff;
  padding: 10px;
  box-sizing: border-box;
}
.regioners .warp li .tu .img {
  width: 100%;
  height: 100%;
  display: block;
  overflow: hidden;
}
.regioners .warp li .tu .img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(1);
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.regioners .warp li .tu .img img:hover {
  transform: scale(1.1);
}
.regioners .warp li .plaet {
  width: 350px;
  margin-top: 20px;
}
.regioners .warp li .plaet .data {
  font-family: Arial;
  font-size: 30px;
  color: #494949;
  line-height: 30px;
}
.regioners .warp li .plaet .data i {
  font-family: Arial;
  font-size: 16px;
  color: #494949;
  line-height: 30px;
}
.regioners .warp li .plaet .cond {
  display: block;
  font-size: 16px;
  color: #494949;
  line-height: 30px;
  margin: 10px 0 15px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.regioners .warp li .plaet p {
  font-size: 14px;
  color: #989898;
  line-height: 30px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  height: 60px;
}
.regioners .newlist {
  margin-top: 157px;
}
.regioners .newlist .swiper-slide .list {
  height: 524px;
}
.regioners .newlist .swiper-slide .list .data {
  font-family: Arial;
  font-size: 14px;
  color: #494949;
  line-height: 10px;
}
.regioners .newlist .swiper-slide .list .data i {
  font-family: Arial;
  font-size: 24px;
  color: #494949;
  line-height: 20px;
  margin-bottom: 14px;
  display: block;
}
.regioners .newlist .swiper-slide .list .text {
  margin-top: 72px;
  position: relative;
}
.regioners .newlist .swiper-slide .list .text::before {
  content: "";
  display: block;
  width: 20px;
  height: 20px;
  position: absolute;
  background: url(../images/cire.png) no-repeat center;
  top: -55px;
  left: 0;
}
.regioners .newlist .swiper-slide .list .text .img {
  display: block;
  width: 100%;
  height: 188px;
  opacity: 1;
  overflow: hidden;
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.regioners .newlist .swiper-slide .list .text .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1);
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.regioners .newlist .swiper-slide .list .text .img img:hover {
  transform: scale(1.1);
}
.regioners .newlist .swiper-slide .list .text .cond {
  display: block;
  font-size: 16px;
  color: #494949;
  line-height: 30px;
  margin: 40px 0 30px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  -webkit-transition: 0.5s linear;
  transition: 0.5s linear;
}
.regioners .newlist .swiper-slide .list .text p {
  font-size: 14px;
  color: #a8a8a8;
  line-height: 30px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  height: 60px;
}
.regioners .newlist .swiper-slide .list .text .more {
  display: block;
  font-size: 14px;
  column-count: #a8a8a8;
  line-height: 40px;
  margin-top: 20px;
  background: url(../images/more3.png) no-repeat center left;
  background-position-x: 40px;
}
.regioners .newlist .swiper-slide .list:hover .text .cond {
  color: #af2e28;
}
.regioners .newlist .swiper-slide-next .list .text .img {
  height: 188px;
  opacity: 1;
}
.regioners .newlist .swiper-slide-next .list .text .cond {
  margin: 40px 0 30px 0;
}
@media (max-width: 1680px) {
  .contents {
    width: 1410px;
    margin: 0 auto;
  }
  .abo .z1 .about {
    width: 710px;
  }
  .case .sild10 .hd li::before {
    width: 130%;
  }
  .case .sild10 .bd li .aside {
    width: 48%;
  }
  .case .sild10 .bd li .plaet {
    width: 48%;
  }
  .regioners .warp li {
    width: 48%;
  }
  .regioners .warp li .plaet {
    width: 50%;
  }
}
@media (max-width: 1440px) {
  .contents {
    width: 1280px;
    margin: 0 auto;
  }
  .box-nav .ser {
    display: none;
  }
  .abo .z1 .about {
    width: 640px;
  }
}