.screen_1200 {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  position: relative;
}
.screen_center {
  max-width: 1000px;
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: start;
}
.nban .nban-title strong {
  color: #CC2229;
}
.nban .nban-desc {
  width: 80%;
}
.model1 {
  width: 100%;
  background: #F8F8F8;
  padding: 80px 0;
}
.model1 .text {
  width: 50%;
}
.model1 .text .h3 {
  width: 60%;
  font-size: 30px;
  color: #CC2229;
  line-height: 48px;
  margin-bottom: 30px;
  font-weight: bold;
}
.model1 .text .h4 {
  font-size: 18px;
  color: #333;
  line-height: 24px;
  margin-bottom: 10px;
}
.model1 .text .p {
  font-size: 14px;
  color: #666;
  line-height: 24px;
  margin-bottom: 5px;
}
.model1 .image {
  width: 50%;
  padding-left: 5%;
  box-sizing: border-box;
}
.model2 {
  width: 100%;
  background: url(https://file.global86.cn/fileStore/website_new/honglian/s/s/cooperate/10.png) no-repeat;
  background-size: 100% 100%;
  padding: 80px 0;
  display: flex;
  justify-content: center;
}
.model2 .service1 {
  width: 30%;
  box-sizing: border-box;
  padding-right: 38px;
}
.model2 .service1 .text {
  width: 100%;
  margin-bottom: 40px;
  cursor: pointer;
}
.model2 .service1 .text .h4 {
  text-align: right;
  font-size: 16px;
  color: #fff;
  line-height: 30px;
}
.model2 .service1 .text .p {
  font-size: 14px;
  color: #999;
  line-height: 24px;
}
.model2 .service2 {
  width: 40%;
  position: relative;
}
.model2 .service2 img {
  width: 100%;
  display: block;
}
.model2 .service2 .dot {
  width: 12px;
  height: 12px;
  border-radius: 100%;
  border: 1px solid #fff;
  background: transparent;
  position: absolute;
  opacity: 0.6;
  transition: 0.5s;
}
.model2 .service2 .dot1 {
  left: 33px;
  top: 76px;
}
.model2 .service2 .dot2 {
  left: 33px;
  bottom: 76px;
}
.model2 .service2 .dot3 {
  right: 33px;
  top: 76px;
}
.model2 .service2 .dot4 {
  right: 33px;
  bottom: 76px;
}
.model2 .service2 .cur {
  background: #fff;
  opacity: 1;
}
.model2 .service2 .cur::after {
  content: "";
  width: 20px;
  height: 20px;
  border-radius: 100%;
  transform: scale(2);
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: rgba(255, 255, 255, 0.3);
}
.model2 .service2 .text {
  width: 50%;
  text-align: center;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer;
}
.model2 .service2 .text .h4 {
  font-size: 16px;
  color: #fff;
  line-height: 30px;
}
.model2 .service2 .text .p {
  font-size: 14px;
  color: #999;
  line-height: 24px;
}
.model2 .service3 {
  width: 30%;
  box-sizing: border-box;
  padding-left: 30px;
}
.model2 .service3 .text {
  width: 100%;
  margin-bottom: 50px;
  cursor: pointer;
}
.model2 .service3 .text .h4 {
  font-size: 16px;
  color: #fff;
  line-height: 30px;
}
.model2 .service3 .text .p {
  font-size: 14px;
  color: #999;
  line-height: 24px;
}
.model3 {
  width: 100%;
  padding: 80px 0;
  background: #F8F8F8;
}
.model3 .title {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}
.model3 .title strong {
  font-size: 30px;
  color: #0A0A0A;
}
.model3 .title .line {
  width: calc(100% - 150px);
  height: 1px;
  background-color: #CCCCCC;
  position: relative;
}
.model3 .title .line::after {
  content: "";
  width: 8px;
  height: 8px;
  border: 1px solid #CCCCCC;
  background: #fff;
  transform: rotate(45deg);
  position: absolute;
  right: 0;
  top: -4px;
}
.model3 .list {
  width: 100%;
  display: flex;
  justify-content: space-between;
  margin-bottom: 30px;
}
.model3 .list .item {
  width: 130px;
  height: 130px;
  border-radius: 6px;
  background: #EEEEEE;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  align-content: center;
  justify-content: center;
  cursor: pointer;
  transition: 0.5s;
}
.model3 .list .item img {
  width: 30%;
  display: block;
  margin-bottom: 10px;
}
.model3 .list .item img:nth-child(2) {
  display: none;
}
.model3 .list .item span {
  display: block;
  width: 100%;
  font-size: 14px;
  color: #666;
  text-align: center;
}
.model3 .list .active {
  background: #CC2229;
}
.model3 .list .active img:nth-child(1) {
  display: none;
}
.model3 .list .active img:nth-child(2) {
  display: block;
}
.model3 .list .active span {
  color: #fff;
}
.model3 .detail {
  width: 100%;
  position: relative;
}
.model3 .detail .text {
  opacity: 0;
  width: calc(50% - 11px);
  padding: 30px 20px;
  background: #EEEEEE;
  border-radius: 6px;
  position: absolute;
  left: 0;
  top: 0;
}
.model3 .detail .text::after {
  content: "";
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 13px 15px 13px;
  border-color: transparent transparent #EEEEEE transparent;
  position: absolute;
  top: -15px;
  left: 52px;
}
.model3 .detail .text .h4 {
  font-size: 14px;
  color: #333;
  line-height: 24px;
  margin-bottom: 10px;
}
.model3 .detail .text .p {
  font-size: 14px;
  color: #666;
  line-height: 24px;
}
.model3 .detail .text:nth-child(2) {
  transform: translateX(calc(130px + 23px));
}
.model3 .detail .text:nth-child(3) {
  transform: translateX(calc((130px + 23px)*2));
}
.model3 .detail .text:nth-child(4) {
  transform: translateX(calc((130px + 23px)*3));
}
.model3 .detail .text:nth-child(5) {
  transform: translateX(calc((130px + 23px)*4));
}
.model3 .detail .text:nth-child(6) {
  transform: translateX(calc((130px + 23px)*2));
}
.model3 .detail .text:nth-child(6)::after {
  left: auto;
  right: 52px;
}
.model3 .detail .text:nth-child(7) {
  transform: translateX(calc((130px + 23px)*3));
}
.model3 .detail .text:nth-child(7)::after {
  left: auto;
  right: 52px;
}
.model3 .detail .text:nth-child(8) {
  transform: translateX(calc((130px + 23px)*4));
}
.model3 .detail .text:nth-child(8)::after {
  left: auto;
  right: 52px;
}
.model3 .detail .show {
  position: relative;
  opacity: 1;
}
.model4 {
  width: 100%;
  padding: 80px 0;
  background: #F8F8F8;
}
.model4 .title {
  width: 100%;
  text-align: center;
  font-size: 30px;
  color: #0A0A0A;
  line-height: normal;
}
.model4 .list {
  width: 100%;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.model4 .list .item {
  width: calc((100% / 3) - 20px);
  margin-top: 30px;
  background: #fff;
  border-radius: 10px;
}
.model4 .list .item .img {
  width: 100%;
  margin-bottom: 20px;
  overflow: hidden;
}
.model4 .list .item .img img {
  display: block;
  width: 100%;
  transition: 0.5s;
}
.model4 .list .item .img:hover img {
  transform: scale(1.2);
}
.model4 .list .item .name {
  width: 100%;
  font-size: 18px;
  color: #333;
  line-height: 48px;
  padding: 0 30px;
  position: relative;
}
.model4 .list .item .name::after {
  content: "";
  height: 1px;
  background: #EAEAEA;
  position: absolute;
  bottom: 0;
  left: 30px;
  right: 30px;
}
.model4 .list .item .desc {
  width: 100%;
  padding: 0 30px;
  padding-bottom: 30px;
  padding-top: 10px;
  font-size: 14px;
  color: #999;
  line-height: 24px;
}
@media (max-width: 1200px) {
  .screen_1200 {
    display: block;
  }
  .model1 {
    padding: 40px 30px;
  }
  .model1 .text {
    width: 100%;
  }
  .model1 .image {
    display: none;
  }
  .model2 {
    padding: 40px 30px;
    display: block;
  }
  .screen_center {
    display: block;
  }
  .model2 .service1 {
    width: 100%;
    padding: 0;
  }
  .model2 .service1 .text {
    width: 100%;
    text-align: center;
    margin-bottom: 20px;
  }
  .model2 .service1 .text .h4 {
    text-align: center;
  }
  .model2 .service2 {
    width: 100%;
    position: relative;
  }
  .model2 .service2 img {
    display: none;
  }
  .model2 .service2 .dot {
    display: none;
  }
  .model2 .service2 .text {
    position: initial;
    margin-bottom: 20px;
    transform: none;
    text-align: center;
    width: 100%;
  }
  .model2 .service3 {
    width: 100%;
    padding: 0;
  }
  .model2 .service3 .text {
    text-align: center;
    margin-bottom: 20px;
  }
  .model2 .service3 .text:last-child {
    margin-bottom: 0;
  }
  .model3 .list {
    display: none;
  }
  .model3 {
    padding: 40px 0;
  }
  .model3 .title {
    display: block;
    text-align: center;
  }
  .model3 .title .line {
    display: none;
  }
  .model3 .detail {
    width: 100%;
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 0 30px;
  }
  .model3 .detail .text {
    width: 49%;
    margin-bottom: 10px;
    opacity: 1;
    position: initial;
    padding: 20px;
    transform: none !important;
  }
  .model3 .detail .text::after {
    display: none;
  }
  .model4 {
    padding: 0;
    padding-bottom: 40px;
  }
  .model4 .list {
    padding: 0 30px;
  }
  .model4 .list .item {
    width: 49%;
  }
}
@media (max-width: 640px) {
  .model1 .text .h3 {
    font-size: 24px;
    line-height: 24px;
    width: 100%;
  }
  .model3 .detail .text {
    width: 100%;
  }
  .model4 .list .item {
    width: 100%;
  }
  .model3 .title strong {
    font-size: 24px;
  }
}