h1,
h2,
h3,
h4,
h5,
h6,
p {
  margin: 0;
}
ul {
  padding: 0;
}
dl {
  margin-bottom: 0;
}
.pc {
  display: block;
}
.mb {
  display: none;
}
.middleNavWrapper {
  margin: 20px 0;
}
.swiper-container {
  width: 100%;
  height: 100%;
  padding-bottom: 40px;
}
.swiper-slide {
  text-align: center;
  font-size: 18px;
  /* Center slide text vertically */
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  flex-wrap: wrap;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
}
.swiper-container-horizontal > .swiper-scrollbar {
  bottom: 0;
  height: 11px;
  background: #e3e3e3;
  width: 100%;
  left: 0;
  box-shadow: 0 0 2px rgba(0, 0, 0, 0.1) inset;
}
.swiper-scrollbar-drag {
  height: 9px;
  top: 50%;
  margin-top: -4.5px;
  border-radius: 20px;
  background: #007aff;
  position: relative;
}
.swiper-scrollbar-drag::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: url(/common/Style2021/images/scroll-icon.png) no-repeat;
  background-size: 100% 100%;
  width: 10px;
  height: 6px;
}
.general-style {
  padding: 55px 0 65px;
}
.general-style .title {
  font-size: 38px;
  font-weight: 700;
  text-align: center;
  color: black;
}
.general-style .brief {
  font-size: 18px;
  line-height: 1.4;
  color: #737373;
  margin-top: 10px;
  text-align: center;
}
.news-tips {
  background: #f4f4f4;
  padding: 15px 0;
}
.news-tips .news-tips-wrap {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
}
.news-tips .news-tips-wrap .news-tips-content {
  display: flex;
  align-items: center;
  width: 85%;
}
.news-tips .news-tips-wrap .news-tips-content img {
  margin-right: 15px;
}
.news-tips .news-tips-wrap .news-tips-content .news-list a {
  display: block;
  font-size: 17px;
  line-height: 1.4;
  padding-left: 13px;
  position: relative;
  color: #454545;
}
.news-tips .news-tips-wrap .news-tips-content .news-list a::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #1f88eb;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.news-tips .news-tips-wrap .news-tips-link {
  color: #616161;
  font-size: 17px;
  text-decoration: underline;
}
.core-service-search {
  background: url(/common/Style2021/images/core-service-kv.jpg) no-repeat;
  background-size: cover;
  display: flex;
  justify-content: center;
  padding: 100px 0 120px;
}
.core-service-search h2 {
  font-size: 55px;
  margin-bottom: 45px;
  color: #fff;
  font-weight: 700;
  text-align: center;
}
.core-service-search .search-box {
  position: relative;
  width: 800px;
}
.core-service-search .search-box input {
  height: 64px;
  line-height: 64px;
  font-size: 20px;
  color: #656565;
  outline: none;
  padding-right: 83px;
  padding-left: 17px;
  width: 100%;
}
.core-service-search .search-box .handle-search {
  width: 35px;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: 24px;
  cursor: pointer;
}
.core-service-search .search-box .search-list {
  position: absolute;
  top: 64px;
  left: 1px;
  width: calc(100% - 2px);
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  z-index: 2;
  padding: 25px 20px 20px;
  display: none;
}
.core-service-search .search-box .search-list h4 {
  font-size: 22px;
  margin-bottom: 15px;
}
.core-service-search .search-box .search-list ul {
  padding: 0 25px;
  display: flex;
  flex-wrap: wrap;
}
.core-service-search .search-box .search-list ul:last-child li {
  width: 25%;
}
.core-service-search .search-box .search-list ul a {
  color: black;
  font-size: 16px;
  font-weight: 700;
}
.core-service-search .search-box .search-list ul li {
  padding: 0 10px;
  width: 20%;
  margin-bottom: 20px;
}
.core-service-search .search-box .searchWord,
.core-service-search .search-box .history {
  width: calc(100% - 2px);
  position: absolute;
  top: 60px;
  left: 1px;
  padding: 15px;
  color: #000000;
  box-shadow: 0 0 3px #efefef;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  z-index: 3;
  display: none;
}
.core-service-search .search-box .searchWord p,
.core-service-search .search-box .history p {
  font-size: 18px;
}
.core-service-search .search-box .searchWord li,
.core-service-search .search-box .history li {
  padding: 10px 0;
}
.core-service-search .search-box .searchWord a,
.core-service-search .search-box .history a {
  display: block;
  color: #000000;
  font-weight: 600;
  font-size: 18px;
  padding: 0 15px;
}
.core-service-search .search-box .searchWord span,
.core-service-search .search-box .history span {
  font-size: 16px;
}
.core-service-search .search-box .history .empty {
  float: right;
  cursor: pointer;
}
.core-service-search .how-query {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-top: 18px;
}
.core-service-search .how-query .how-query-tips {
  cursor: pointer;
  position: relative;
}
.core-service-search .how-query .how-query-tips p {
  font-size: 17px;
  color: #fff;
  display: flex;
  align-items: center;
  text-decoration: underline;
}
.core-service-search .how-query .how-query-tips img {
  width: 20px;
  cursor: pointer;
  margin-left: 5px;
}
.core-service-search .how-query .how-query-layer {
  position: absolute;
  top: 40px;
  left: 50%;
  transform: translateX(-50%);
  background: #e9f5ff;
  padding: 25px;
  width: 450px;
  z-index: 2;
  cursor: auto;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  display: none;
}
.core-service-search .how-query .how-query-layer::before {
  content: "";
  border-style: solid;
  border-width: 8px;
  border-color: transparent transparent #e9f5ff transparent;
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.core-service-search .how-query .how-query-layer h4 {
  margin-bottom: 15px;
  font-size: 20px;
  text-align: center;
}
.core-service-search .how-query .how-query-layer span {
  font-size: 18px;
  line-height: 1.4;
}
.core-service-search .how-query .how-query-layer .close-how-query-layer {
  cursor: pointer;
  position: absolute;
  top: 10px;
  right: 10px;
  width: 22px;
}
.select-product .productUl {
  margin-top: 30px;
  display: flex;
}
.select-product .productUl .productLi {
  width: calc(12.5% - 0px);
  background: #f7f7f7;
  position: relative;
  padding: 30px 0 75px;
  text-align: center;
  transition: all 0.3s;
  cursor: pointer;
}
.select-product .productUl .productLi.active {
  background: #0c89ef;
}
.select-product .productUl .productLi.active h3 {
  color: #fff;
}
.select-product .productUl .productLi.hover {
  background: #0c89ef;
}
.select-product .productUl .productLi.hover h3 {
  color: #fff;
}
.select-product .productUl .productLi a {
  display: block;
  width: 100%;
}
.select-product .productUl .productLi h3 {
  position: absolute;
  bottom: 35px;
  left: 0;
  font-size: 18px;
  color: black;
  font-weight: 700;
  width: 100%;
  text-align: center;
}
.select-product .productUl .productLi img {
  width: 100px;
}
.select-product .product {
  display: none;
}
.select-product .product-box {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  padding-top: 50px;
}
.select-product .product-box .up-product-list {
  width: 85%;
  display: flex;
  justify-content: center;
  margin-top: 30px;
}
.select-product .product-box .up-product-list span {
  cursor: pointer;
  color: #0191e7;
  font-size: 18px;
  display: flex;
  align-items: center;
}
.select-product .product-box .up-product-list img {
  cursor: pointer;
  margin-left: 13px;
}
.select-product .product-box .product-menu-box {
  width: 15%;
}
.select-product .product-box .product-menu-box h4 {
  display: none;
}
.select-product .product-box .product-menu {
  margin-bottom: 0;
  display: none;
}
.select-product .product-box .product-menu dt {
  font-size: 18px;
  color: black;
  margin-bottom: 25px;
  font-weight: normal;
  position: relative;
  cursor: pointer;
}
.select-product .product-box .product-menu dt.active {
  color: #0191e7;
  font-weight: 700;
}
.select-product .product-box .product-menu dt.active::after {
  content: "";
  width: 19px;
  height: 25px;
  background: url(/common/Style2021/images/triangle-icon.jpg) no-repeat;
  background-size: 100% 100%;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: -14px;
  z-index: 2;
}
.select-product .product-box .product-menu dt.conceal {
  display: none;
}
.select-product .product-box .product-menu dt:last-child {
  margin-bottom: 0;
}
.select-product .product-box .os_so_dl {
  margin-bottom: 0;
  display: none;
}
.select-product .product-box .os_so_dl dt {
  font-size: 18px;
  color: #000;
  margin-bottom: 25px;
  font-weight: 400;
  position: relative;
  cursor: pointer;
}
.select-product .product-box .os_so_dl dt.active {
  color: #0191e7;
  font-weight: 700;
}
.select-product .product-box .os_so_dl dt.active::after {
  content: "";
  width: 19px;
  height: 25px;
  background: url(/common/Style2021/images/triangle-icon.jpg) no-repeat;
  background-size: 100% 100%;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: -14px;
  z-index: 2;
}
.select-product .product-box .os_so_dl dt:last-child {
  margin-bottom: 0;
}
.select-product .product-box #os_so {
  display: none;
  width: 85%;
  border-left: 2px solid #f0f0f0;
}
.select-product .product-box #os_so .tabContBottom {
  display: none;
  padding: 0 20px;
}
.select-product .product-box #os_so .tabContBottom .tabContSecond {
  display: none;
}
.select-product .product-box #os_so .tabContBottom .quesName {
  position: relative;
  line-height: 42px;
  cursor: pointer;
  padding: 0 30px;
}
.select-product .product-box #os_so .tabContBottom .quesName a {
  font-size: 16px;
  color: #666;
  line-height: 42px;
}
.select-product .product-box #os_so .tabContBottom .quesName a:hover {
  color: #0191e7;
}
.select-product .product-box #os_so .tabContBottom.active {
  display: block;
}
.select-product .product-box #os_so .tabContBottom.active .tabContSecond.active {
  display: block;
}
.select-product .product-box .product-list {
  width: 85%;
  border-left: 2px solid #f0f0f0;
}
.select-product .product-box .product-list .loadpro {
  display: none;
  padding-top: 20px;
  text-align: center;
}
.select-product .product-box .product-list .loadpro p {
  color: #0191e7;
  font-size: 16px;
}
.select-product .product-box .product-list .product-wrap {
  height: 420px;
  position: relative;
  overflow: hidden;
}
.select-product .product-box .product-list .product-wrap .product-content {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: -20px;
  padding: 0 20px;
}
.select-product .product-box .product-list .product-wrap .product-content img {
  width: 90%;
}
.select-product .product-box .product-list .product-wrap .product-content .proitem {
  width: 20%;
  text-align: center;
  padding: 0 30px;
  margin-bottom: 0;
  position: relative;
}
.select-product .product-box .product-list .product-wrap .product-content .proitem .isnew {
  position: absolute;
  left: 30px;
  top: 0;
  width: auto;
}
.select-product .product-box .product-list .product-wrap .product-content .proitem h3 {
  font-size: 18px;
  line-height: 1.4;
  color: black;
  margin-top: 10px;
}
.select-product .product-box .product-list .product-wrap .product-content .proitem .showText {
  display: block;
  font-size: 16px;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.select-product .product-box .product-list .product-wrap .product-content .proitem a {
  font-size: 16px;
}
.select-product .product-box .product-list .product-wrap .iScrollVerticalScrollbar {
  position: absolute;
  top: 0;
  right: 0;
  width: 12px;
  height: 100%;
  background: #f0f0f0;
  border-radius: 20px;
  z-index: 9;
}
.select-product .product-box .product-list .product-wrap .iScrollIndicator {
  position: absolute;
  top: 0;
  left: 0px;
  width: 12px;
  height: 130px;
  background: #007aff url(../images/scroll-bar.png) center center no-repeat;
  border-radius: 20px;
}
.help-you {
  background: #f7f7f7;
}
.help-you ul {
  margin: 65px 0 35px;
  display: flex;
  flex-wrap: wrap;
}
.help-you ul li {
  text-align: center;
  width: 20%;
  padding: 20px 0;
}
.help-you ul li:hover h3 {
  color: #278ae8;
  border-color: #278ae8;
}
.help-you ul li img {
  display: block;
  width: 93px;
  margin: 0 auto;
  margin-bottom: 30px;
}
.help-you ul li h3 {
  font-size: 20px;
  font-weight: 700;
  color: black;
  display: inline;
  border-bottom: 1px solid transparent;
  transition: all 0.3s;
}
.problem ul {
  display: flex;
  margin-top: 45px;
}
.problem ul li {
  flex: 1;
}
.problem ul li div {
  margin-bottom: 20px;
  display: flex;
  align-items: center;
}
.problem ul li div span {
  width: 52px;
  height: 38px;
  color: #fff;
  background: #0191e7;
  font-size: 24px;
  font-weight: 700;
  line-height: 38px;
  text-align: center;
  position: relative;
}
.problem ul li div span:after {
  content: "";
  border-width: 8px;
  border-color: transparent transparent transparent #0191e7;
  border-style: solid;
  position: absolute;
  left: 0;
  bottom: -8px;
}
.problem ul li div a {
  color: #2c2c2c;
  font-size: 20px;
  padding-left: 20px;
  line-height: 1.4;
  transition: all 0.3s;
}
.problem ul li div a:hover {
  color: #0191e7;
  text-decoration: underline !important;
}
.problem .more-problem {
  margin-top: 28px;
  text-align: center;
  font-size: 17px;
}
.problem .more-problem a {
  color: #0191e7;
}
.contact-us {
  background: #f4f4f4;
}
.contact-us ul {
  display: flex;
  margin-top: 45px;
}
.contact-us ul li {
  flex: 1;
  text-align: center;
}
.contact-us ul li.active h3 {
  color: #0191e7;
}
.contact-us ul li h3 {
  margin-top: 17px;
  font-size: 20px;
  color: black;
  font-weight: 700;
  transition: all 0.3s;
}
.float-window {
  position: fixed;
  bottom: 5%;
  right: 60px;
  cursor: pointer;
  background: #fff;
  z-index: 99;
}
.float-window a {
  display: block;
  padding: 10px 14px 10px 64px;
  position: relative;
  border: 2px solid #0586ef;
}
.float-window a::before {
  content: "";
  width: 38px;
  height: 41px;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 14px;
  background: url(/common/Style2021/images/engineer-icon.png) no-repeat;
  background-size: 100% 100%;
}
.float-window p {
  font-size: 23px;
  color: black;
}
.float-window .return-top {
  display: none;
}
.wx-layer {
  position: fixed;
  max-width: 650px;
  z-index: 2;
  width: 80%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  display: none;
}
.wx-layer > img {
  width: 40px;
  position: absolute;
  top: 0;
  right: 0;
  cursor: pointer;
}
.wx-layer a img {
  width: 100%;
}
.wx-layer a img.wx-m {
  display: none;
}
@media (max-width: 1700px) {
  .general-style {
    padding: 45px 0 55px;
  }
  .general-style .title {
    font-size: 34px;
  }
  .general-style .brief {
    font-size: 16px;
  }
  .core-service-search {
    background: url(/common/Style2021/images/core-service-kv.jpg) center center no-repeat;
    padding: 60px 0 80px;
  }
  .core-service-search h2 {
    font-size: 45px;
  }
  .core-service-search .search-box {
    position: relative;
    width: 700px;
  }
  .core-service-search .search-box input {
    font-size: 18px;
  }
  .core-service-search .search-box .search-list {
    padding: 20px 20px 15px;
  }
  .core-service-search .search-box .search-list h4 {
    font-size: 18px;
  }
  .core-service-search .search-box .search-list ul {
    padding: 0 10px;
  }
  .core-service-search .search-box .search-list ul a {
    font-size: 18px;
  }
  .core-service-search .search-box .searchWord,
  .core-service-search .search-box .history {
    padding: 15px;
  }
  .core-service-search .search-box .searchWord p,
  .core-service-search .search-box .history p {
    font-size: 18px;
  }
  .core-service-search .search-box .searchWord li,
  .core-service-search .search-box .history li {
    padding: 10px 0;
  }
  .core-service-search .search-box .searchWord a,
  .core-service-search .search-box .history a {
    font-size: 18px;
    padding: 0 15px;
  }
  .core-service-search .search-box .searchWord span,
  .core-service-search .search-box .history span {
    font-size: 16px;
  }
  .core-service-search .how-query {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin-top: 18px;
  }
  .core-service-search .how-query .how-query-tips {
    cursor: pointer;
    position: relative;
  }
  .core-service-search .how-query .how-query-tips p {
    font-size: 17px;
    color: #fff;
    display: flex;
    align-items: center;
    text-decoration: underline;
  }
  .core-service-search .how-query .how-query-tips img {
    width: 20px;
    cursor: pointer;
    margin-left: 5px;
  }
  .core-service-search .how-query .how-query-layer {
    padding: 20px;
    width: 400px;
  }
  .core-service-search .how-query .how-query-layer h4 {
    font-size: 16px;
    margin-bottom: 5px;
  }
  .core-service-search .how-query .how-query-layer span {
    font-size: 14px;
  }
  .core-service-search .how-query .how-query-layer .close-how-query-layer {
    width: 17px;
  }
  .news-tips .news-tips-wrap .news-tips-content .news-list a {
    font-size: 16px;
  }
  .news-tips .news-tips-wrap .news-tips-link {
    font-size: 16px;
  }
  .select-product .productUl .productLi img {
    width: 100px;
  }
  .select-product .productUl .productLi h3 {
    font-size: 18px;
  }
  .select-product .product-box {
    padding-top: 40px;
  }
  .select-product .product-box .product-menu-box {
    width: 18%;
  }
  .select-product .product-box .product-menu dt {
    font-size: 16px;
  }
  .select-product .product-box .os_so_dl dt {
    font-size: 16px;
  }
  .select-product .product-box .up-product-list {
    margin-top: 20px;
    width: 82%;
  }
  .select-product .product-box .up-product-list span {
    font-size: 16px;
  }
  .select-product .product-box .product-list {
    width: 82%;
  }
  .select-product .product-box .product-list .product-wrap .product-content {
    margin-bottom: -15px;
    padding: 0 15px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem {
    width: 20%;
    padding: 0 20px;
    margin-bottom: 15px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem h3 {
    font-size: 16px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem .showText {
    font-size: 14px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem a {
    font-size: 14px;
  }
  .select-product .product-box .product-list .product-wrap .iScrollVerticalScrollbar {
    width: 8px;
    border-radius: 20px;
  }
  .select-product .product-box .product-list .product-wrap .iScrollIndicator {
    width: 8px;
    border-radius: 20px;
  }
  .select-product .product-box #os_so {
    width: 82%;
  }
  .select-product .product-box #os_so .tabContBottom {
    display: none;
  }
  .select-product .product-box #os_so .tabContBottom .quesName {
    padding: 0 15px;
  }
  .help-you ul {
    margin: 55px 0 35px;
  }
  .help-you ul li img {
    width: 80px;
    margin-bottom: 25px;
  }
  .help-you ul li h3 {
    font-size: 18px;
  }
  .problem ul {
    margin-top: 40px;
  }
  .problem ul li div {
    margin-bottom: 20px;
  }
  .problem ul li div span {
    width: 45px;
    font-size: 20px;
  }
  .problem ul li div span:after {
    border-width: 6px;
    bottom: -6px;
  }
  .problem ul li div a {
    font-size: 16px;
    padding-left: 15px;
  }
  .problem .more-problem {
    margin-top: 25px;
    font-size: 16px;
  }
  .contact-us ul {
    margin-top: 40px;
  }
  .contact-us ul li h3 {
    font-size: 18px;
  }
  .contact-us ul li img {
    width: 65px;
  }
  .float-window {
    right: 40px;
  }
  .float-window a {
    padding: 10px 14px 10px 50px;
  }
  .float-window a::before {
    width: 28.5px;
    height: 30.75px;
    left: 10px;
  }
  .float-window p {
    font-size: 20px;
  }
}
@media (max-width: 1400px) {
  .core-service-search {
    background: url(/common/Style2021/images/core-service-kv-1366.jpg) no-repeat;
    background-size: cover;
  }
}
@media (max-width: 1200px) {
  .general-style {
    padding: 30px 0 45px;
  }
  .general-style .title {
    font-size: 28px;
  }
  .general-style .brief {
    font-size: 14px;
  }
  .news-tips {
    padding: 10px 0;
  }
  .news-tips .news-tips-wrap .news-tips-content img {
    margin-right: 10px;
    width: 28px;
  }
  .news-tips .news-tips-wrap .news-tips-content .news-list a {
    font-size: 15px;
    padding-left: 10px;
  }
  .news-tips .news-tips-wrap .news-tips-content .news-list a::before {
    width: 5px;
    height: 5px;
  }
  .news-tips .news-tips-wrap .news-tips-link {
    font-size: 15px;
  }
  .core-service-search {
    padding: 50px 0 60px;
  }
  .core-service-search h2 {
    font-size: 40px;
    margin-bottom: 30px;
  }
  .core-service-search .search-box {
    width: 600px;
  }
  .core-service-search .search-box input {
    height: 50px;
    line-height: 50px;
    font-size: 16px;
    padding-right: 55px;
    padding-left: 10px;
  }
  .core-service-search .search-box .handle-search {
    width: 25px;
    right: 15px;
  }
  .core-service-search .search-box .search-list {
    top: 50px;
    padding: 15px 15px 5px;
    display: none;
  }
  .core-service-search .search-box .search-list h4 {
    font-size: 14px;
    margin-bottom: 10px;
  }
  .core-service-search .search-box .search-list ul {
    padding: 0 10px;
  }
  .core-service-search .search-box .search-list ul a {
    font-size: 14px;
  }
  .core-service-search .search-box .search-list ul li {
    margin-bottom: 10px;
  }
  .core-service-search .search-box .searchWord,
  .core-service-search .search-box .history {
    top: 50px;
    left: 1px;
    padding: 10px;
  }
  .core-service-search .search-box .searchWord p,
  .core-service-search .search-box .history p {
    font-size: 14px;
  }
  .core-service-search .search-box .searchWord li,
  .core-service-search .search-box .history li {
    padding: 10px 0;
  }
  .core-service-search .search-box .searchWord a,
  .core-service-search .search-box .history a {
    font-size: 14px;
    padding: 0 10px;
  }
  .core-service-search .search-box .searchWord span,
  .core-service-search .search-box .history span {
    font-size: 12px;
  }
  .core-service-search .how-query {
    margin-top: 10px;
  }
  .core-service-search .how-query .how-query-tips p {
    font-size: 14px;
  }
  .core-service-search .how-query .how-query-tips img {
    width: 15px;
  }
  .core-service-search .how-query .how-query-layer {
    top: 35px;
    left: 50%;
    padding: 15px;
    width: 240px;
  }
  .core-service-search .how-query .how-query-layer::before {
    border-width: 6px;
    top: -12px;
  }
  .core-service-search .how-query .how-query-layer h4 {
    margin-bottom: 10px;
    font-size: 14px;
  }
  .core-service-search .how-query .how-query-layer span {
    font-size: 14px;
  }
  .core-service-search .how-query .how-query-layer .close-how-query-layer {
    top: 7px;
    right: 7px;
    width: 15px;
  }
  .select-product .productUl {
    margin-top: 20px;
  }
  .select-product .productUl .productLi {
    padding: 20px 0 50px;
  }
  .select-product .productUl .productLi h3 {
    bottom: 25px;
    font-size: 14px;
  }
  .select-product .productUl .productLi img {
    width: 80px;
  }
  .select-product .product-box {
    padding-top: 30px;
  }
  .select-product .product-box .up-product-list {
    width: 80%;
  }
  .select-product .product-box .up-product-list span {
    font-size: 14px;
  }
  .select-product .product-box .up-product-list img {
    width: 10px;
    margin-left: 8px;
  }
  .select-product .product-box .product-menu-box {
    width: 20%;
  }
  .select-product .product-box .product-menu dt {
    font-size: 14px;
    margin-bottom: 15px;
  }
  .select-product .product-box .product-menu dt.active::after {
    width: 12.66px;
    height: 16.66px;
    right: -10px;
  }
  .select-product .product-box .product-menu dt:last-child {
    margin-bottom: 0;
  }
  .select-product .product-box .os_so_dl dt {
    font-size: 14px;
    margin-bottom: 15px;
  }
  .select-product .product-box .os_so_dl dt.active::after {
    width: 12.66px;
    height: 16.66px;
    right: -10px;
  }
  .select-product .product-box .os_so_dl dt:last-child {
    margin-bottom: 0;
  }
  .select-product .product-box .product-list {
    width: 80%;
  }
  .select-product .product-box .product-list .product-wrap {
    height: 350px;
  }
  .select-product .product-box .product-list .product-wrap .product-content {
    margin-bottom: -10px;
    padding: 0 10px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem {
    width: 20%;
    padding: 0 15px;
    margin-bottom: 10px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem h3 {
    font-size: 14px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem .showText {
    font-size: 13px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem a {
    font-size: 13px;
  }
  .select-product .product-box #os_so {
    width: 80%;
  }
  .select-product .product-box #os_so .tabContBottom .quesName {
    padding: 0 10px;
  }
  .select-product .product-box #os_so .tabContBottom .quesName a {
    font-size: 14px;
  }
  .help-you ul {
    margin: 45px 0 25px;
  }
  .help-you ul li img {
    width: 60px;
    margin-bottom: 20px;
  }
  .help-you ul li h3 {
    font-size: 16px;
  }
  .problem ul {
    margin-top: 30px;
  }
  .problem ul li div span {
    font-size: 16px;
  }
  .problem ul li div a {
    font-size: 14px;
  }
  .problem .more-problem {
    font-size: 14px;
  }
  .contact-us ul {
    margin-top: 30px;
  }
  .contact-us ul li h3 {
    font-size: 16px;
  }
  .contact-us ul li img {
    width: 60px;
  }
}
@media (max-width: 992px) {
  .select-product .productUl {
    margin-top: 20px;
  }
  .select-product .productUl .productLi {
    padding: 20px 0 70px;
  }
  .select-product .productUl .productLi h3 {
    bottom: 25px;
    font-size: 16px;
  }
  .select-product .productUl .productLi img {
    width: 80px;
  }
  .select-product .product-box .up-product-list {
    width: 75%;
  }
  .select-product .product-box .product-menu-box {
    width: 25%;
  }
  .select-product .product-box .product-list {
    width: 75%;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem {
    width: 25%;
  }
  .select-product .product-box #os_so {
    width: 75%;
  }
}
@media (max-width: 768px) {
  .pc {
    display: none !important;
  }
  .mb {
    display: block !important;
  }
  .new-down-wrap dl {
    width: 100%;
    margin: 0;
  }
  .swiper-container {
    padding-bottom: 0px;
  }
  .swiper-container-horizontal > .swiper-scrollbar {
    display: none;
  }
  .general-style {
    padding: 30px 0 33px;
  }
  .general-style .title {
    font-size: 19px;
  }
  .general-style .brief {
    font-size: 12px;
    margin-top: 10px;
  }
  .news-tips {
    padding: 7px 0;
  }
  .news-tips .news-tips-wrap .news-tips-content img {
    margin-right: 7px;
    width: 16.5px;
  }
  .news-tips .news-tips-wrap .news-tips-content .news-list {
    width: 85%;
  }
  .news-tips .news-tips-wrap .news-tips-content .news-list a {
    font-size: 12px;
    padding-left: 7px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .news-tips .news-tips-wrap .news-tips-content .news-list a::before {
    transform: translateY(0);
    top: 5px;
    width: 4px;
    height: 4px;
  }
  .news-tips .news-tips-wrap .news-tips-link {
    font-size: 12px;
    white-space: nowrap;
  }
  .core-service-search {
    background: url(/common/Style2021/images/core-service-kv-mb.jpg) no-repeat;
    background-size: cover;
    padding: 45px 0 50px;
  }
  .core-service-search h2 {
    font-size: 24px;
    margin-bottom: 33px;
  }
  .core-service-search .search-wrap {
    width: 100%;
    padding-left: 15px;
    padding-right: 15px;
    margin-left: auto;
    margin-right: auto;
  }
  .core-service-search .search-box {
    width: auto;
  }
  .core-service-search .search-box input {
    height: 40px;
    line-height: 40px;
    font-size: 13px;
    padding-right: 43.5px;
    padding-left: 10px;
  }
  .core-service-search .search-box .handle-search {
    width: 17.5px;
    right: 13px;
  }
  .core-service-search .search-box .search-list {
    top: 40px;
    padding: 10px 10px 5px;
  }
  .core-service-search .search-box .search-list h4 {
    font-size: 14px;
    margin-bottom: 10px;
  }
  .core-service-search .search-box .search-list ul {
    padding: 0 10px;
  }
  .core-service-search .search-box .search-list ul a {
    font-size: 12px;
  }
  .core-service-search .search-box .search-list ul li {
    margin-bottom: 10px;
  }
  .core-service-search .search-box .searchWord,
  .core-service-search .search-box .history {
    top: 40px;
    padding: 10px;
  }
  .core-service-search .search-box .searchWord p,
  .core-service-search .search-box .history p {
    font-size: 14px;
  }
  .core-service-search .search-box .searchWord li,
  .core-service-search .search-box .history li {
    padding: 10px 0;
  }
  .core-service-search .search-box .searchWord a,
  .core-service-search .search-box .history a {
    font-size: 12px;
    padding: 0 10px;
  }
  .core-service-search .how-query {
    margin-top: 10px;
  }
  .core-service-search .how-query .how-query-tips p {
    font-size: 12px;
    position: relative;
  }
  .core-service-search .how-query .how-query-tips p.active::after {
    content: "";
    border-style: solid;
    border-width: 4px;
    border-color: transparent transparent #e9f5ff transparent;
    position: absolute;
    bottom: -13px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
  }
  .core-service-search .how-query .how-query-tips img {
    width: 10px;
    margin-left: 3px;
  }
  .core-service-search .how-query .how-query-layer {
    top: 30px;
    left: auto;
    right: 0;
    transform: translateX(0);
    padding: 15px;
    width: 200px;
  }
  .core-service-search .how-query .how-query-layer::before {
    display: none;
  }
  .core-service-search .how-query .how-query-layer h4 {
    margin-bottom: 10px;
    font-size: 12px;
  }
  .core-service-search .how-query .how-query-layer span {
    font-size: 12px;
  }
  .core-service-search .how-query .how-query-layer .close-how-query-layer {
    top: 5px;
    right: 5px;
    width: 15px;
  }
  .select-product .product-list-box {
    overflow: auto;
  }
  .select-product .productSwiper {
    padding-right: 20px;
  }
  .select-product .productUl {
    margin-top: 30px;
  }
  .select-product .productUl .productLi {
    padding: 10px 0 44px;
    width: 75px;
  }
  .select-product .productUl .productLi h3 {
    top: 57px;
    font-size: 12px;
    padding: 0 5px;
  }
  .select-product .productUl .productLi img {
    width: 50px;
  }
  .select-product .product-box {
    padding-top: 20px;
  }
  .select-product .product-box .up-product-list {
    margin-top: 10px;
    width: 100%;
  }
  .select-product .product-box .up-product-list span {
    font-size: 12px;
  }
  .select-product .product-box .up-product-list img {
    cursor: pointer;
    margin-left: 5px;
  }
  .select-product .product-box .product-menu-box {
    position: relative;
    width: 100%;
  }
  .select-product .product-box .product-menu-box .dl_h4 {
    font-size: 12px;
    padding: 13px;
    font-weight: 700;
    background: #f7f7f7;
    position: relative;
    width: 100%;
    display: block;
  }
  .select-product .product-box .product-menu-box .dl_h4.active:after {
    transform: translateY(-50%) rotate(180deg);
  }
  .select-product .product-box .product-menu-box .dl_h4.no-slide:after {
    display: none;
  }
  .select-product .product-box .product-menu-box .dl_h4::after {
    content: "";
    width: 13.5px;
    height: 7px;
    background: url(/common/Style2021/images/icon-arrow-black.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    right: 17px;
    top: 50%;
    transform: translateY(-50%);
    transition: all 0.3s;
  }
  .select-product .product-box .product-menu-box .os_so_dl_h4 {
    font-size: 12px;
    padding: 13px;
    font-weight: 700;
    background: #f7f7f7;
    position: relative;
    width: 100%;
    display: none;
  }
  .select-product .product-box .product-menu-box .os_so_dl_h4.active:after {
    transform: translateY(-50%) rotate(180deg);
  }
  .select-product .product-box .product-menu-box .os_so_dl_h4.no-slide:after {
    display: none;
  }
  .select-product .product-box .product-menu-box .os_so_dl_h4::after {
    content: "";
    width: 13.5px;
    height: 7px;
    background: url(/common/Style2021/images/icon-arrow-black.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    right: 17px;
    top: 50%;
    transform: translateY(-50%);
    transition: all 0.3s;
  }
  .select-product .product-box .product-menu {
    width: 100%;
    display: none;
    position: absolute;
    left: 0;
    top: 39px;
    z-index: 10;
  }
  .select-product .product-box .product-menu dt {
    font-size: 12px;
    margin-bottom: -1px;
    padding: 8px 13px;
    background: #f7f7f7;
  }
  .select-product .product-box .product-menu dt.active {
    color: black;
    font-weight: normal;
    display: none;
  }
  .select-product .product-box .product-menu dt.active::after {
    display: none;
  }
  .select-product .product-box .product-menu dt.conceal {
    display: none;
  }
  .select-product .product-box .os_so_dl_mb {
    width: 100%;
    display: none;
    position: absolute;
    left: 0;
    top: 39px;
    z-index: 10;
  }
  .select-product .product-box .os_so_dl_mb dt {
    font-size: 12px;
    margin-bottom: 0;
    padding: 8px 13px;
    background: #f7f7f7;
  }
  .select-product .product-box .os_so_dl_mb dt.active {
    color: black;
    font-weight: normal;
    display: none;
  }
  .select-product .product-box .os_so_dl_mb dt.active::after {
    display: none;
  }
  .select-product .product-box .product-list {
    width: 100%;
    padding-top: 20px;
    padding-right: 6px;
    border-left: 0;
  }
  .select-product .product-box .product-list .product-wrap {
    height: 250px;
  }
  .select-product .product-box .product-list .product-wrap .product-content {
    margin-bottom: -10px;
    padding: 0;
  }
  .select-product .product-box .product-list .product-wrap .product-content img {
    width: 100%;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem {
    width: 33.33%;
    padding: 0 10px;
    margin-bottom: 10px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem h3 {
    font-size: 12px;
    margin-top: 10px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem .showText {
    font-size: 12px;
  }
  .select-product .product-box .product-list .product-wrap .product-content .proitem a {
    font-size: 12px;
  }
  .select-product .product-box .product-list .product-wrap .iScrollVerticalScrollbar {
    right: 0;
    width: 6px;
    border-radius: 10px;
  }
  .select-product .product-box .product-list .product-wrap .iScrollIndicator {
    width: 6px;
    height: 65px;
    border-radius: 10px;
    background: #007aff;
  }
  .select-product .product-box #os_so {
    width: 100%;
  }
  .select-product .product-box #os_so .tabContBottom {
    display: none;
    padding-top: 20px;
  }
  .select-product .product-box #os_so .tabContBottom .quesName {
    line-height: 1.75em;
    padding: 0 10px 10px;
    font-size: 12px;
  }
  .select-product .product-box #os_so .tabContBottom .quesName a {
    font-size: 12px;
    color: #666;
    line-height: 1.75em;
  }
  .select-product .product-box #os_so .tabContBottom .quesName a:hover {
    color: #0191e7;
  }
  .select-product .product-box #os_so .tabContBottom.active {
    display: block;
  }
  .help-you ul {
    margin: 30px 0 10px;
    flex-wrap: wrap;
  }
  .help-you ul li {
    width: 33.333%;
    flex: auto;
    padding: 15px 0;
  }
  .help-you ul li img {
    width: 46.5px;
    margin-bottom: 15px;
  }
  .help-you ul li h3 {
    font-size: 12px;
  }
  .problem ul {
    margin-top: 20px;
    flex-wrap: wrap;
  }
  .problem ul li {
    flex: auto;
    width: 100%;
  }
  .problem ul li div {
    margin-bottom: 15px;
    align-items: flex-start;
  }
  .problem ul li div span {
    width: 26px;
    height: 19px;
    font-size: 12px;
    line-height: 19px;
  }
  .problem ul li div span:after {
    border-width: 4px;
    bottom: -4px;
  }
  .problem ul li div a {
    font-size: 12px;
    padding-left: 10px;
    flex: 1;
  }
  .problem .more-problem {
    margin-top: 15px;
    font-size: 12px;
  }
  .contact-us ul {
    margin-top: 24px;
  }
  .contact-us ul li h3 {
    margin-top: 8px;
    font-size: 12px;
  }
  .contact-us ul li img {
    width: 35px;
  }
  .float-window {
    background: transparent;
    right: 15px;
    border: 0;
  }
  .float-window a {
    padding: 0;
    width: 33px;
    height: 33px;
  }
  .float-window a::before {
    width: 19px;
    height: 20.5px;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  .float-window p {
    display: none;
  }
  .float-window .return-top {
    display: block;
    width: 33px;
    height: 33px;
    border: 2px solid #0586ef;
    position: relative;
    margin-top: 8px;
  }
  .float-window .return-top::before {
    content: "";
    background: url(/common/Style2021/images/icon-return-top.png) no-repeat;
    background-size: 100% 100%;
    width: 21px;
    height: 10.5px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  .wx-layer {
    width: 100%;
  }
  .wx-layer a img {
    width: 100%;
  }
  .wx-layer a img.wx-pc {
    display: none;
  }
  .wx-layer a img.wx-m {
    display: inline-block;
  }
}