@charset "utf-8";
.banner-swiper {
  width: 100%;
  height: 100vh;
}
.banner-swiper .item {
  width: 100%;
  position: relative;
}
.banner-swiper .item .img-box {
  position: relative;
  height: 100%;
  z-index: 3;
  width: 100%;
}
.banner-swiper .item .img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.banner-swiper .item .img-box .img-box-text {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
}
.banner-swiper .item .img-box .img-box-text .safe_width {
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-direction: column;
  letter-spacing: 4px;
}
.banner-swiper .item .img-box .img-box-text .safe_width h5 {
  font-size: 72px;
  line-height: 94px;
  color: #FFF;
  display: inline-block;
  text-align: left;
  font-weight: bold;
}
.banner-swiper .item .img-box .img-box-text .safe_width p {
  margin-top: 3.7vh;
  display: inline-block;
  width: 60%;
  text-align: left;
  color: #fff;
  font-size: 24px;
  line-height: 36px;
}
.banner-swiper .swiper-pagination {
  width: auto;
  text-align: left;
  position: absolute;
  left: 9.4vw;
  bottom: 6.8vh;
  color: #747474;
  margin-left: -48px;
}
.banner-swiper .swiper-pagination span {
  color: #fff;
}
.banner-swiper .line-box {
  position: absolute;
  left: 9.4vw;
  margin-left: 98px;
  bottom: 6.8vh;
  margin-bottom: 6px;
  z-index: 10;
}
.banner-swiper .line-box .line {
  display: inline-block;
  position: relative;
  width: 100px;
  height: 1px;
  background-color: rgba(255, 255, 255, 0.54);
}
.banner-swiper .line-box .line span {
  display: inline-block;
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background-color: #fff;
}
.banner-swiper .swiper-slide-active .line-box .line span {
  animation: fadenum 4s;
}
@keyframes fadenum {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}
.banner-swiper .swiper-button-prev,
.banner-swiper .swiper-button-next {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-size: 6px auto;
  background-color: #FF6701;
  right: unset;
  top: unset;
  margin-top: 0;
  left: 9.4vw;
  bottom: 6.8vh;
}
.banner-swiper .swiper-button-prev.swiper-button-next,
.banner-swiper .swiper-button-next.swiper-button-next {
  margin-left: 46px;
}
.banner-swiper .swiper-button-next.swiper-button-disabled,
.banner-swiper .swiper-button-prev.swiper-button-disabled {
  opacity: 0.53;
  background-color: #fff;
}
/*案例*/
.case_con {
  width: 100%;
  padding: 4.1vw 3vw 2.6vw 3vw;
}
.case_con .case_list {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: left;
  align-items: flex-start;
}
.case_con .case_list .case_item {
  display: inline-block;
  text-decoration: none;
  width: calc(33.33% - 3vw);
  width: calc((100% - 3vw) / 3);
  margin: 0 1.5vw 1.8vw 0;
  overflow: hidden;
}
.case_con .case_list .case_item:nth-child(3n) {
  margin-right: 0;
}
.case_con .case_list .case_item .img-box {
  overflow: hidden;
}
.case_con .case_list .case_item .img-box img {
  width: 100%;
  height: auto;
  display: inline-block;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
}
.case_con .case_list .case_item .txt-box {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 3vw;
  text-align: center;
  background-color: rgba(255, 103, 1, 0.9);
  opacity: 0;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
  letter-spacing: 1.5px;
}
.case_con .case_list .case_item .txt-box .cell {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  color: #fff;
  height: 100%;
}
.case_con .case_list .case_item .txt-box .cell h3 {
  font-size: 36px;
  line-height: 38px;
  text-align: center;
  margin: 0;
}
.case_con .case_list .case_item .txt-box .cell p {
  font-size: 24px;
  line-height: 30px;
  margin-top: 20px;
  text-align: center;
}
.case_con .case_list .case_item.more-a {
  display: inline-block;
  position: relative;
  background-color: #FF6701;
  width: calc((100% - 3vw) / 3);
  /*margin: 0 1.5vw 1.8vw 0;*/
}
.case_con .case_list .case_item.more-a:hover {
  opacity: 0.9;
}
.case_con .case_list .case_item.more-a .img-box {
  opacity: 0;
}
.case_con .case_list .case_item.more-a:before {
  content: '';
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0%;
  left: 0%;
  z-index: 1;
  background: url('../images/other/case/add.png') no-repeat center center;
  background-size: auto auto;
}
.case_con .case_list .case_item:hover .img-box img {
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
  transform: scale(1.04);
}
.case_con .case_list .case_item:hover .txt-box {
  opacity: 1;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
}
.case_con.sy_case {
  width: 100vw;
  /*height: 100vh;*/
  height: auto;
  padding: 0;
}
.case_con.sy_case .case_list {
  width: 100%;
  /*height: 100%;*/
  height: auto;
  padding-top:2px
}
.case_con.sy_case .case_list .case_item {
  width: calc(100vw / 4);
  margin: 0;
  height: auto;
  margin-top:-2px;
}
.case_con.sy_case .case_list .case_item .img-box {
  overflow: hidden;
  width: 100%;
  height: auto !important;
  display: flex;  
  justify-content: center;
  align-items: center;
}
.case_con.sy_case .case_list .case_item .img-box img {
  /*width: 100%;*/
  /*height: 100%;*/
  width:calc(100% + 2px);
  height: auto;
}
/*首页关于我们*/
.sy_about {
  width: 100vw;
  height: 100vh;
}
.sy_about .about_con {
  width: 100%;
  height: 100%;
  position: relative;
  padding: 0 8.8vw;
}
.sy_about .about_con .img_p {
  display: inline-block;
  position: absolute;
}
.sy_about .about_con .img_p:nth-of-type(1) {
  width: 21.9vw;
  top: 8.4vw;
  left: 3.95vw;
  animation: ani-h 30s linear infinite;
}
.sy_about .about_con .img_p:nth-of-type(2) {
  width: 21.9vw;
  top: 17.5vw;
  left: 30.5vw;
  animation: ani-k 40s linear infinite;
}
.sy_about .about_con .img_p:nth-of-type(3) {
  width: 19.06vw;
  top: 8.5vw;
  right: 27.1vw;
  animation: ani-c 40s linear infinite;
}
.sy_about .about_con .img_p:nth-of-type(4) {
  width: 23.38vw;
  top: 17.5vw;
  right: 2.7vw;
  animation: ani-y 30s linear infinite;
}
@keyframes ani-h {
  0%,
  100% {
    transform: translateX(0%);
  }
  50%,
  52% {
    transform: translateX(50%);
  }
}
@keyframes ani-k {
  0%,
  100% {
    transform: translateX(0%);
  }
  50%,
  52% {
    transform: translateX(20%);
  }
}
@keyframes ani-c {
  0%,
  100% {
    transform: translateX(0%);
  }
  50%,
  52% {
    transform: translateX(-20%);
  }
}
@keyframes ani-y {
  0%,
  100% {
    transform: translateX(0%);
  }
  50%,
  52% {
    transform: translateX(-50%);
  }
}
.sy_about .about_con .about_text {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-direction: column;
  position: relative;
  letter-spacing: 1.5px;
}
.sy_about .about_con .about_text h5 {
  display: inline-block;
  font-size: 60px;
  color: #000000;
  line-height: 96px;
  font-weight: bold;
}
.sy_about .about_con .about_text .text_desc {
  width: 100%;
  margin-top: 4.6vh;
  padding-right: 12%;
}
.sy_about .about_con .about_text .text_desc p {
  display: inline-block;
  width: 100%;
  margin-bottom: 3vh;
  font-size: 24px;
  color: #333333;
  line-height: 42px;
}
.sy_about .about_con .about_text a {
  margin-top: 15.7vh;
}
/*首页服务*/
.sy_service {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sy_service .left-block {
  width: 63.54%;
  height: 100vh;
}
.sy_service .left-block .block {
  width: 100%;
  height: 100%;
  background: #000;
}
.sy_service .left-block .block .box {
  width: 100%;
  display: none;
  height: 100%;
  position: relative;
  background-image: url(../images/1-23112Q4434c19.jpg);
  background-repeat: no-repeat;
  background-size: cover;
}
.sy_service .left-block .block .box.active {
  display: inline-block;
}
.sy_service .left-block .block .box .bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}
.sy_service .left-block .block .box .txt {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-direction: column;
  padding: 0 2vw 0 8.8vw;
  color: #fff;
  letter-spacing: 4px;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
}
.sy_service .left-block .block .box .txt .h3 {
  margin: 0;
  font-size: 72px;
  line-height: 98px;
}
.sy_service .left-block .block .box .txt .link {
  width: 100%;
  display: flex;
  justify-content: left;
  align-items: flex-start;
  flex-direction: column;
  color: #fff;
  margin-top: 7vh;
}
.sy_service .left-block .block .box .txt .link a {
  display: block;
  text-decoration: none;
  font-size: 24px;
  color: #fff;
  line-height: 30px;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
  padding-left: 34px;
  position: relative;
  margin-bottom: 18px;
}
.sy_service .left-block .block .box .txt .link a::before {
  width: 10px;
  height: 10px;
  content: '';
  background: #ff6701;
  display: inline-block;
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 10px;
  z-index: 1;
}
.sy_service .left-block .block .box .txt .link a:hover {
  margin-left: 10px;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
  color: #FF6701;
}
.sy_service .left-block .block .box .txt .link .more {
  color: #fff;
  margin-top: 19.4vh;
  padding-left: 0;
}
.sy_service .left-block .block .box .txt .link .more::before {
  content: none;
}
.sy_service .left-block .block .box .txt .link .more:hover {
  margin-left: 0;
}
.sy_service .right-block {
  width: calc(100% - 63.54%);
  height: 100vh;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  align-items: flex-start;
}
.sy_service .right-block .item {
  width: 50%;
  height: calc(100% / 3);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  position: relative;
  background: url(../images/home/icon_bj.jpg) #222 no-repeat right bottom;
  background-size: 101% 101%;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
}
.sy_service .right-block .item h3 {
  font-size: 32px;
  line-height: 44px;
  color: #fff;
  line-height: 1.5;
  margin: 0;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0 1vw 2.6vw 2.6vw;
}
.sy_service .right-block .item::before {
  content: '';
  width: 3.646vw;
  height: 3.646vw;
  display: inline-block;
  position: absolute;
  left: 2.6vw;
  top: 2.6vw;
  z-index: 1;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
}
.sy_service .right-block .item:nth-child(1)::before {
  background: url(../images/home/icon-3-1.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item:nth-child(2)::before {
  background: url(../images/home/icon-3-2.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item:nth-child(3)::before {
  background: url(../images/home/icon-3-3.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item:nth-child(4)::before {
  background: url(../images/home/icon-3-4.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item:nth-child(5)::before {
  background: url(../images/home/icon-3-5.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item:nth-child(6)::before {
  background: url(../images/home/icon-3-6.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item.hover {
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
  background: #ff6701;
}
.sy_service .right-block .item.hover::before {
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
}
.sy_service .right-block .item.hover:nth-child(1)::before {
  background: url(../images/home/icon-3-1-on.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item.hover:nth-child(2)::before {
  background: url(../images/home/icon-3-2-on.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item.hover:nth-child(3)::before {
  background: url(../images/home/icon-3-3-on.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item.hover:nth-child(4)::before {
  background: url(../images/home/icon-3-4-on.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item.hover:nth-child(5)::before {
  background: url(../images/home/icon-3-5-on.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_service .right-block .item.hover:nth-child(6)::before {
  background: url(../images/home/icon-3-6-on.png) no-repeat center center;
  background-size: 100% auto;
}
.sy_news {
  width: 100%;
  padding: 14.8vh 8.8vw 7vh 8.8vw;
}
.sy_news .news_box {
  width: 100%;
  position: relative;
}
.sy_news .news_box .news_head {
  text-align: left;
  width: 100%;
  font-size: 48px;
  line-height: 60px;
  color: #000000;
  letter-spacing: 4px;
}
.sy_news .news_box .more_link {
  position: absolute;
  right: 0;
  top: 74px;
  z-index: 1;
}
.sy_news .news_box .n_list {
  margin-top: 6.4vh;
  width: 100%;
  display: flex;
  justify-content: left;
  align-items: flex-start;
}
.sy_news .news_box .n_list .n_item {
  width: calc((100% - 60px) / 3);
  margin: 0 30px 30px 0;
  overflow: hidden;
  display: flex;
  justify-content: left;
  align-items: flex-start;
  flex-direction: column;
  text-decoration: none;
  letter-spacing: 2px;
  color: #000;
}
.sy_news .news_box .n_list .n_item:nth-child(3n) {
  margin-right: 0;
}
.sy_news .news_box .n_list .n_item .n_img {
  width: 100%;
  display: inline-block;
  overflow: hidden;
}
.sy_news .news_box .n_list .n_item .n_img img {
  display: inline-block;
  width: 100%;
  height: auto;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
}
.sy_news .news_box .n_list .n_item .n_data {
  font-size: 18px;
  line-height: 20px;
  margin: 18px 0 16px 0;
}
.sy_news .news_box .n_list .n_item .n_desc {
  font-size: 24px;
  line-height: 36px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
}
.sy_news .news_box .n_list .n_item:hover .n_img img {
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
  transform: scale(1.06);
}
.sy_news .news_box .n_list .n_item:hover .n_desc {
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
  color: #ff6701;
}
.more {
  display: flex;
  justify-content: left;
  align-items: center;
  font-size: 22px;
  color: #000;
  text-decoration: none;
  letter-spacing: 2px;
}
.more img {
  display: inline-block;
  width: 32px;
  height: auto;
  margin-left: 12px;
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
}
.more:hover img {
  webkit-transition: all 0.4s ease-in-out 0.1s;
  transition: all 0.4s ease-in-out 0.1s;
  margin-left: 18px;
}
@media screen and (max-width: 1680px) {
  .banner-swiper .item .img-box .img-box-text .safe_width {
    letter-spacing: 4px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width h5 {
    font-size: 68px;
    line-height: 90px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width p {
    width: 60%;
    font-size: 20px;
    line-height: 32px;
  }
  /*案例*/
  .case_con .case_list .case_item .txt-box .cell h3 {
    font-size: 32px;
    line-height: 34px;
  }
  .case_con .case_list .case_item .txt-box .cell p {
    font-size: 20px;
    line-height: 26px;
    margin-top: 18px;
  }
  .case_con .case_list .case_item.more-a:before {
    background: url('../images/other/case/add.png') no-repeat center center;
    background-size: 90px auto;
  }
  /*首页关于我们*/
  .sy_about .about_con .about_text h5 {
    font-size: 68px;
    line-height: 92px;
  }
  .sy_about .about_con .about_text .text_desc {
    width: 100%;
    margin-top: 4.6vh;
    padding-right: 8%;
  }
  .sy_about .about_con .about_text .text_desc p {
    font-size: 20px;
    line-height: 40px;
  }
  .sy_about .about_con .about_text a {
    margin-top: 15.7vh;
  }
  /*首页服务*/
  .sy_service .left-block .block .box .txt {
    padding: 0 2vw 0 8.8vw;
  }
  .sy_service .left-block .block .box .txt .h3 {
    font-size: 68px;
    line-height: 94px;
  }
  .sy_service .left-block .block .box .txt .link a {
    font-size: 20px;
    line-height: 26px;
    padding-left: 32px;
    margin-bottom: 18px;
  }
  .sy_service .left-block .block .box .txt .link a::before {
    width: 8px;
    height: 8px;
    top: 8px;
  }
  .sy_service .left-block .block .box .txt .link .more {
    margin-top: 19.4vh;
  }
  .sy_service .right-block .item h3 {
    font-size: 28px;
    line-height: 40px;
  }
  .more {
    font-size: 20px;
  }
  .more img {
    display: inline-block;
    width: 32px;
    height: auto;
  }
  .sy_news {
    padding: 14.8vh 8.8vw 7vh 8.8vw;
  }
  .sy_news .news_box .news_head {
    font-size: 44px;
    line-height: 56px;
  }
  .sy_news .news_box .more_link {
    top: 74px;
  }
  .sy_news .news_box .n_list {
    margin-top: 6.4vh;
  }
  .sy_news .news_box .n_list .n_item .n_data {
    font-size: 16px;
    line-height: 18px;
    margin: 17px 0 15px 0;
  }
  .sy_news .news_box .n_list .n_item .n_desc {
    font-size: 20px;
    line-height: 32px;
  }
}
@media screen and (max-width: 1440px) {
  .banner-swiper .item .img-box .img-box-text .safe_width {
    letter-spacing: 4px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width h5 {
    font-size: 66px;
    line-height: 88px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width p {
    width: 60%;
    font-size: 18px;
    line-height: 30px;
  }
  /*案例*/
  .case_con .case_list .case_item .txt-box .cell h3 {
    font-size: 30px;
    line-height: 32px;
  }
  .case_con .case_list .case_item .txt-box .cell p {
    font-size: 19px;
    line-height: 25px;
    margin-top: 18px;
  }
  .case_con .case_list .case_item.more-a:before {
    background: url('../images/other/case/add.png') no-repeat center center;
    background-size: 88px auto;
  }
  /*首页关于我们*/
  .sy_about .about_con {
    padding: 0 4vw;
  }
  .sy_about .about_con .about_text h5 {
    font-size: 66px;
    line-height: 90px;
  }
  .sy_about .about_con .about_text .text_desc {
    width: 100%;
    margin-top: 4.6vh;
    padding-right: 6%;
  }
  .sy_about .about_con .about_text .text_desc p {
    font-size: 18px;
    line-height: 36px;
  }
  .sy_about .about_con .about_text a {
    margin-top: 15.7vh;
  }
  /*首页服务*/
  .sy_service .left-block .block .box .txt {
    padding: 0 2vw 0 4vw;
  }
  .sy_service .left-block .block .box .txt .h3 {
    font-size: 64px;
    line-height: 92px;
  }
  .sy_service .left-block .block .box .txt .link a {
    font-size: 18px;
    line-height: 24px;
    padding-left: 30px;
    margin-bottom: 16px;
  }
  .sy_service .left-block .block .box .txt .link a::before {
    width: 8px;
    height: 8px;
    top: 8px;
  }
  .sy_service .left-block .block .box .txt .link .more {
    margin-top: 17.4vh;
  }
  .sy_service .right-block .item h3 {
    font-size: 28px;
    line-height: 40px;
  }
  .more {
    font-size: 18px;
  }
  .more img {
    display: inline-block;
    width: 30px;
    height: auto;
  }
  .sy_news {
    padding: 14.8vh 4vw 7vh 4vw;
  }
  .sy_news .news_box .news_head {
    font-size: 42px;
    line-height: 54px;
  }
  .sy_news .news_box .more_link {
    top: 74px;
  }
  .sy_news .news_box .n_list {
    margin-top: 6.4vh;
  }
  .sy_news .news_box .n_list .n_item .n_data {
    font-size: 14px;
    line-height: 16px;
    margin: 16px 0 14px 0;
  }
  .sy_news .news_box .n_list .n_item .n_desc {
    font-size: 18px;
    line-height: 30px;
  }
}
@media screen and (max-width: 1366px) {
  .banner-swiper .item .img-box .img-box-text .safe_width {
    letter-spacing: 4px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width h5 {
    font-size: 64px;
    line-height: 86px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width p {
    width: 60%;
    font-size: 17px;
    line-height: 30px;
  }
  /*案例*/
  .case_con .case_list .case_item .txt-box .cell h3 {
    font-size: 28px;
    line-height: 30px;
  }
  .case_con .case_list .case_item .txt-box .cell p {
    font-size: 18px;
    line-height: 24px;
    margin-top: 16px;
  }
  .case_con .case_list .case_item.more-a:before {
    background: url('../images/other/case/add.png') no-repeat center center;
    background-size: 86px auto;
  }
  /*首页关于我们*/
  .sy_about .about_con .about_text h5 {
    font-size: 64px;
    line-height: 88px;
  }
  .sy_about .about_con .about_text .text_desc {
    width: 100%;
    margin-top: 4.6vh;
    padding-right: 2%;
  }
  .sy_about .about_con .about_text .text_desc p {
    font-size: 18px;
    line-height: 36px;
  }
  .sy_about .about_con .about_text a {
    margin-top: 15.7vh;
  }
  /*首页服务*/
  .sy_service .left-block .block .box .txt .h3 {
    font-size: 62px;
    line-height: 90px;
  }
  .sy_service .left-block .block .box .txt .link a {
    font-size: 18px;
    line-height: 24px;
    padding-left: 30px;
    margin-bottom: 16px;
  }
  .sy_service .left-block .block .box .txt .link a::before {
    width: 8px;
    height: 8px;
    top: 8px;
  }
  .sy_service .left-block .block .box .txt .link .more {
    margin-top: 17.4vh;
  }
  .sy_service .right-block .item h3 {
    font-size: 26px;
    line-height: 38px;
  }
  .more {
    font-size: 18px;
  }
  .more img {
    width: 28px;
  }
  /*首页新闻*/
  .sy_news {
    padding: 14.8vh 4vw 7vh 4vw;
  }
  .sy_news .news_box .news_head {
    font-size: 38px;
    line-height: 50px;
  }
  .sy_news .news_box .more_link {
    top: 74px;
  }
  .sy_news .news_box .n_list {
    margin-top: 6.4vh;
  }
  .sy_news .news_box .n_list .n_item .n_data {
    font-size: 14px;
    line-height: 16px;
    margin: 16px 0 14px 0;
  }
  .sy_news .news_box .n_list .n_item .n_desc {
    font-size: 18px;
    line-height: 30px;
  }
}
@media screen and (max-width: 1280px) {
  .banner-swiper .item .img-box .img-box-text .safe_width {
    letter-spacing: 3px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width h5 {
    font-size: 60px;
    line-height: 82px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width p {
    width: 70%;
    font-size: 16px;
    line-height: 28px;
  }
  /*首页关于我们*/
  .sy_about .about_con .about_text h5 {
    font-size: 60px;
    line-height: 84px;
  }
  .sy_about .about_con .about_text .text_desc {
    margin-top: 4.6vh;
    padding-right: 2%;
  }
  .sy_about .about_con .about_text .text_desc p {
    font-size: 16px;
    line-height: 34px;
  }
  .sy_about .about_con .about_text a {
    margin-top: 15.7vh;
  }
  /*首页服务*/
  .sy_service .left-block .block .box .txt .h3 {
    font-size: 54px;
    line-height: 82px;
  }
  .sy_service .left-block .block .box .txt .link a {
    font-size: 16px;
    line-height: 22px;
    padding-left: 30px;
    margin-bottom: 12px;
  }
  .sy_service .left-block .block .box .txt .link a::before {
    width: 8px;
    height: 8px;
    top: 8px;
  }
  .sy_service .left-block .block .box .txt .link .more {
    margin-top: 15.4vh;
  }
  .sy_service .right-block .item h3 {
    font-size: 20px;
    line-height: 30px;
  }
  .more {
    font-size: 16px;
  }
  .more img {
    width: 26px;
  }
}
@media screen and (max-width: 1024px) {
  .banner-swiper {
    height: calc(100vh - 90px);
  }
  .banner-swiper .swiper-pagination {
    margin-left: -38px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width {
    letter-spacing: 3px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width h5 {
    font-size: 56px;
    line-height: 78px;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width p {
    width: 90%;
    font-size: 16px;
    line-height: 28px;
  }
  /*案例*/
  .case_con .case_list .case_item .txt-box .cell h3 {
    font-size: 20px;
    line-height: 24px;
  }
  .case_con .case_list .case_item .txt-box .cell p {
    font-size: 14px;
    line-height: 18px;
    margin-top: 12px;
  }
  .case_con .case_list .case_item.more-a:before {
    background: url('../images/other/case/add.png') no-repeat center center;
    background-size: 80px auto;
  }
  .case_con.sy_case {
    height: unset;
  }
  .case_con.sy_case .case_list {
    width: 100%;
    height: unset;
  }
  .case_con.sy_case .case_list .case_item {
    width: calc(100vw / 4);
    margin: 0;
    height: unset;
  }
  .case_con.sy_case .case_list .case_item .img-box {
    width: 100%;
    height: unset;
  }
  .case_con.sy_case .case_list .case_item .img-box img {
    width: 100%;
    height: auto;
  }
  /*首页关于我们*/
  .sy_about {
    height: unset;
  }
  .sy_about .about_con {
    padding: 6vw 4vw 10vw 4vw;
    height: unset;
  }
  .sy_about .about_con .about_text h5 {
    font-size: 56px;
    line-height: 80px;
  }
  .sy_about .about_con .about_text .text_desc {
    margin-top: 2.6vh;
    padding-right: 0%;
  }
  .sy_about .about_con .about_text .text_desc p {
    font-size: 14px;
    line-height: 32px;
    margin-bottom: 2vw;
  }
  .sy_about .about_con .about_text a {
    margin-top: 6.7vh;
  }
  /*首页服务*/
  .sy_service .left-block .block .box .txt {
    padding: 0 2vw 0 4vw;
  }
  .sy_service .left-block .block .box .txt .h3 {
    font-size: 48px;
    line-height: 76px;
  }
  .sy_service .left-block .block .box .txt .link a {
    font-size: 14px;
    line-height: 20px;
    padding-left: 30px;
    margin-bottom: 10px;
  }
  .sy_service .left-block .block .box .txt .link a::before {
    width: 8px;
    height: 8px;
    top: 6px;
  }
  .sy_service .left-block .block .box .txt .link .more {
    margin-top: 10.4vh;
  }
  .sy_service .right-block .item h3 {
    font-size: 16px;
    line-height: 26px;
  }
  .more {
    font-size: 14px;
  }
  .more img {
    width: 24px;
  }
  /*首页新闻*/
  .sy_news {
    padding: 14.8vh 4vw 7vh 4vw;
  }
  .sy_news .news_box .news_head {
    font-size: 30px;
    line-height: 42px;
  }
  .sy_news .news_box .more_link {
    top: 70px;
  }
  .sy_news .news_box .n_list {
    margin-top: 6.4vh;
  }
  .sy_news .news_box .n_list .n_item .n_data {
    font-size: 14px;
    line-height: 16px;
    margin: 16px 0 14px 0;
  }
  .sy_news .news_box .n_list .n_item .n_desc {
    font-size: 18px;
    line-height: 30px;
  }
}
@media screen and (max-width: 767px) {
/*.case_con .case_list .case_item .txt-box{ */
/*    position: unset;*/
/*    height: unset;*/
/*    opacity: 1;*/
/* }*/
  .banner-swiper {
    height: unset;
  }
  .banner-swiper .swiper-pagination {
    display: none;
  }
  .banner-swiper .swiper-button-prev,
  .banner-swiper .swiper-button-next {
    display: none;
  }
  .banner-swiper .line-box {
    display: none;
  }
  .banner-swiper .item {
    height: unset;
  }
  .banner-swiper .item .img-box {
    height: unset;
  }
  .banner-swiper .item .img-box img {
    width: 100%;
    height: 9rem;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width {
    letter-spacing: 0.05rem;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width h5 {
    font-size: 0.8rem;
    line-height: 1.1rem;
  }
  .banner-swiper .item .img-box .img-box-text .safe_width p {
    margin-top: 0.7rem;
    width: 100%;
    font-size: 0.5rem;
    line-height: 0.7rem;
  }
  /*案例*/
  .case_con {
    padding: 1rem 0.8rem;
  }
  .case_con .case_list {
    flex-direction: column;
  }
  .case_con .case_list .case_item {
    width: 100%;
    margin: 0 0 1rem 0;
  }
  .case_con .case_list .case_item .txt-box .cell h3 {
    font-size: 1rem;
    line-height: 1.2rem;
  }
  .case_con .case_list .case_item .txt-box .cell p {
    font-size: 0.6rem;
    line-height: 0.8rem;
    margin-top: 0.4rem;
  }
  .case_con .case_list .case_item.more-a {
    width: 100%;
    margin: 0 0 1rem 0;
  }
  .case_con .case_list .case_item.more-a:before {
    background: url('../images/other/case/add.png') no-repeat center center;
    background-size: 2.3rem auto;
  }
  .case_con.sy_case {
    /*height: unset;*/
    height:auto;
  }
  .case_con.sy_case .case_list {
    width: 100%;
    height:auto;
    flex-direction: unset;
    justify-content: space-between;
    padding-top: 0px;
  }
  .case_con.sy_case .case_list .case_item {
    width: calc(100vw / 2);
    margin: 0;
    height: auto;
  }
  .case_con.sy_case .case_list .case_item .img-box {
    width: 100%;
    height:auto!important;
  }
  .case_con.sy_case .case_list .case_item .img-box img {
    width: 100%;
    height:auto;
  }
  .case_con.sy_case .case_list .case_item .txt-box .cell h3 {
    font-size: 0.8rem;
    line-height: 1rem;
  }
  .case_con.sy_case .case_list .case_item .txt-box .cell p {
    font-size: 0.55rem;
    line-height: 0.7rem;
    margin-top: 0.3rem;
  }
  /*首页关于我们*/
  .sy_about {
    height: unset;
  }
  .sy_about .about_con {
    padding: 1.7rem 0.8rem;
    height: unset;
  }
  .sy_about .about_con .img_p {
    display: none;
  }
  .sy_about .about_con .about_text h5 {
    font-size: 0.85rem;
    line-height: 1.2rem;
  }
  .sy_about .about_con .about_text .text_desc {
    margin-top: 0.7rem;
    padding-right: 0%;
  }
  .sy_about .about_con .about_text .text_desc p {
    font-size: 0.55rem;
    line-height: 0.9rem;
    margin-bottom: 0.45rem;
  }
  .sy_about .about_con .about_text a {
    margin-top: 0.9rem;
  }
  /*首页服务*/
  .sy_service {
    height: unset;
    flex-direction: column;
  }
  .sy_service .left-block {
    width: 100%;
    height: 13rem;
  }
  .sy_service .left-block .block {
    height: 100%;
  }
  .sy_service .left-block .block .box {
    height: 100%;
  }
  .sy_service .left-block .block .box .txt {
    padding: 0 0.8rem;
    letter-spacing: 0.1rem;
  }
  .sy_service .left-block .block .box .txt .h3 {
    font-size: 0.75rem;
    line-height: 1.1rem;
    font-weight: bold;
  }
  .sy_service .left-block .block .box .txt .link {
    margin-top: 0.55rem;
    letter-spacing: 0.1rem;
  }
  .sy_service .left-block .block .box .txt .link a {
    font-size: 0.5rem;
    line-height: 0.8rem;
    padding-left: 0.5rem;
    margin-bottom: 0.25rem;
  }
  .sy_service .left-block .block .box .txt .link a::before {
    width: 0.2rem;
    height: 0.2rem;
    top: 0.3rem;
  }
  .sy_service .left-block .block .box .txt .link .more {
    margin-top: 0.6rem;
  }
  .sy_service .right-block {
    width: 100%;
    height: unset;
  }
  .sy_service .right-block .item {
    height: 4.5rem;
    background: #000;
  }
  .sy_service .right-block .item.hover {
    background: #ff6701 !important;
  }
  .sy_service .right-block .item:nth-child(2) {
    background: #1a1a1a;
  }
  .sy_service .right-block .item:nth-child(3) {
    background: #1f1f1f;
  }
  .sy_service .right-block .item:nth-child(4) {
    background: #242424;
  }
  .sy_service .right-block .item:nth-child(5) {
    background: #292929;
  }
  .sy_service .right-block .item:nth-child(6) {
    background: #2e2e2e;
  }
  .sy_service .right-block .item h3 {
    font-size: 0.55rem;
    line-height: 0.8rem;
    padding: 0 0.4rem 0.6rem 0.8rem;
  }
  .sy_service .right-block .item::before {
    width: 1.1rem;
    height: 1.1rem;
    top: 0.6rem;
    left: 0.8rem;
  }
  .more {
    font-size: 0.6rem;
    letter-spacing: 0.1rem;
  }
  .more img {
    width: 0.75rem;
    margin-left: 0.45rem !important;
  }
  /*首页新闻*/
  .sy_news {
    padding: 1.75rem 0.8rem 1.6rem 0.8rem;
  }
  .sy_news .news_box .news_head {
    font-weight: bold;
    font-size: 0.85rem;
    line-height: 1.2rem;
    letter-spacing: 0.1rem;
  }
  .sy_news .news_box .more_link {
    position: unset;
  }
  .sy_news .news_box .n_list {
    margin-top: 1rem;
    flex-direction: column;
  }
  .sy_news .news_box .n_list .n_item {
    width: 100%;
    margin: 0 0 1rem 0;
    letter-spacing: 0.05rem;
  }
  .sy_news .news_box .n_list .n_item:last-child {
    margin-bottom: 1.4rem;
  }
  .sy_news .news_box .n_list .n_item .n_data {
    font-size: 0.6rem;
    line-height: 0.8rem;
    margin: 0.6rem 0 0.4rem 0;
  }
  .sy_news .news_box .n_list .n_item .n_desc {
    font-size: 0.6rem;
    line-height: 1rem;
  }
}