.header_nav {
  height: 5.0rem;
  padding: 0 0.875rem;
}

.header_nav .navbar-nav .nav-link{
  padding: 0 1.56rem;
  border-bottom: 2px solid transparent;
}
.header_nav .navbar-nav .nav-link.parent::after {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: .255em;
  vertical-align: .255em;
  content: "";
  color: #ccc;
  border-top: .3em solid;
  border-right: .3em solid transparent;
  border-bottom: 0;
  border-left: .3em solid transparent;
}
.header_nav .navbar-nav>li>a:hover,
.header_nav .navbar-nav .active>a {
  color: #3779f4;
  font-weight: bold;
}
.header_nav .navbar-nav .nav-item {
  line-height: 5.0rem;
}
.header_nav .navbar-nav .nav-item .nav_item_product {
  position: fixed;
  width: 100%;
  left: 0;
  background:#eee;
  border-radius:4px; 
  border-top-left-radius:0;
  border-top-right-radius:0;
  padding: 2.5rem 0 1.25rem;
  margin:0px;
  transform: scale(1 , 0);
  transform-origin: 0 0;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease-in-out;
  z-index: 30;
}
.header_nav .navbar-nav .nav-item:hover .nav_item_product {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}
.nav_item_product .item {
  width: 20%;
  margin-bottom: 1.25rem;
}
.nav_item_product .item h5,
.nav_item_product .item h5 a{
  display: block;
  color: #224bbe;
  margin-bottom: 1.25rem;
}
.nav_item_product .item ul li {
  font-size: 0.875rem;
  line-height: 1.875rem;
}


.chat-wrap {
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 1.56rem;
}
.chat-wrap a {
  display: block;
 
}
.chat-wrap a i {
  font-size: 1.875rem;
}
.chat-wrap .code_pop {
  position: absolute;
  width: 130px;
  display: none;
  left: 0;
  top: 110%;
  text-align: center;
  padding: 10px;
  z-index: 10;
}
.chat-wrap:hover .code_pop {
  display: block;
}
.chat-wrap .code_pop span {
  display: block;
}
.tel-top{
  display: flex;
  align-items: center;
  justify-content: center;
  color: #202020;
}
.tel-top i {
  font-size: 1.875rem;
  margin-right: 5px;
}
.bannernext,
.bannerprev {
  width: 3.125rem;
  height: 3.125rem;
  background: url(../images/icon_dir1.png) no-repeat;
  background-size: cover;
}
.bannernext::after,
.bannerprev::after {
  content: none;
}
.bannernext {
  transform: rotate(180deg);
}
.bannerpagination1 span {
  width: 2.75rem;
  height: 0.375rem;
  border-radius: 4px;
  background: #fff;
}

.pdg50 {
  padding: 3.125rem;
}
/* title */
.title {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.title .title-name {
  position: relative;
  display: flex;
  align-items: center;
  color: #0f0f0f;
}
.title .title-name i {
  display: flex;
  width: 1.375rem;
  margin-right: 0.875rem;
}
.title .title-name h5 {
  font-size: 1.75rem;
  color: #2f4960;
}
.title .title-name h5 span {
  font-size: 1rem;
}
.title .title_nav {
  margin-left: 3.75rem;
}
.title .title_nav span {
  font-size: 1.125rem;
  margin: 0 1rem;
  padding: 5px 1rem;
  border-radius: 1.25rem;
}
.title .title_nav span.active {
  color: #fff;
  cursor: pointer;
  background: #3779f4;
}
.title-more a {
  display: block;
  background: url(../images/icon_more.png) no-repeat;
  width: 110px;
  height: 34px;
  background-size: cover;
}
.title-more a:hover {
  background: url(../images/icon_more1.png) no-repeat;
  background-size: cover;
}
.title-more-white a {
  display: block;
  background: url(../images/icon_more2.png) no-repeat;
  width: 110px;
  height: 34px;
  background-size: cover;
}
.product_list {
  margin: 0 -1.5%;
}
.product_list .news-box {
  float: left;
  width: 22%;
  border-radius: 5px;
  margin: 0 1.5%;
}
.product_list .news-box .image-box {
  padding: 1.875rem;
}
.product_list .news-box .news_desc {
  border-top: 1px solid #dcdcdc;
  text-align: center;
  padding: 1.5rem;
}
.product_list .news-box .news_desc h5{
  font-size: 1.25rem;
  color: #111;
}
.product_list .news-box .news_desc h6{
  color: #999;
}
.product_list .news-box .news_desc h5::after {
  content: '';
  display: block;
  width: 22px;
  height: 2px;
  background: #3779f4;
  margin: 0.625rem auto;
}
.product_list .news-box a:hover .news_desc {
  background: #3779f4;
  color: #fff;
}
.product_list .news-box a:hover .news_desc h5,
.product_list .news-box a:hover .news_desc h6{
  color: #fff;
}
.product_list .news-box a:hover .news_desc h5::after {
  background: #fff;
}
.set2_left {
  width: 65%;
  margin-right: 1.875rem;
}
.set2_right {
  flex: 1;
}
.case_item {
  position: relative;
  overflow: hidden;
}
.case_item a {
  display: block;
}
.case_item a>img {
  transition: all .5s;
}
.case_item a:hover img {
  transform:scale(1.02)
}
.case_item .case_info,
.case_item .case_info1 {
  position: absolute;
  width: 65%;
  margin: 3.125rem auto;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255,255,255,0.6);
  padding: 2.5rem;
}
.case_item .case_info .img{
  width: 30%;
  border-right: 1px solid #c9cbcb;
  margin-right: 1.875rem;
  padding-right: 1.875rem;
}
.case_item .case_info .desc {
  flex: 1;
}
.case_item .case_info .desc h5 {
  color: #111;
  font-size: 1.125rem;
  margin-bottom: 0.625rem;
}
.case_item .case_info .desc h6 {
  color: #444;
  line-height: 1.875rem;
}
.case_item .case_info1 {
  padding: 1.0rem;
  text-align: center;
  color: #111;
  font-size: 1.125rem;
}
.set2_right {
  flex-direction: column;
  justify-content: space-between;
}
.set2_right .case_item:nth-child(2) {
  margin-top: 1.25rem;
}
.set3_left {
  width: 29%;
  background: url(../images/bg1.jpg) no-repeat;
  background-size: cover;
  color: #fff;
  padding: 3.125rem;
}
.set3_left_bottom .desc {
  line-height: 1.875rem;
}
.set3_left_bottom .desc::before {
  content: "";
  width: 3.125rem;
  height: 2px;
  background: #fff;
  display: block;
  margin: 3.125rem 0;
}
.title1 .title-name h5 {
  color: #fff;
}
.set3_left_bottom .title-more {
  margin-top: 3.5rem;
}
.set3_right {
  padding:3.125rem 2.5rem;
  flex: 1;
}

.news_list .news-box a {
  display: flex;
  align-items: center;
}
.news_list .news-box .image-box {
  width: 39%;
  margin-right: 1.875rem;
}
.news_list .news-box .news-content {
  flex: 1;
}
.news_list .news-box .news-content h6 {
  font-size: 1.125rem;
  color: #111;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.news_list .news-box a:hover .news-content h6  {
  color: #3779f4;
}
.news_list .news-box .news-content .news-date {
  color: #888;
  margin: 0.875rem 0;
}
.news_list .news-box .news-content .news-info {
  color: #111;
  line-height: 1.875rem;
  height: 5.625rem;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.more span {
  display: inline-block;
  padding: 5px 1.0rem;
  border-radius: 1.25rem;
  border: 1px solid #ccc;
  font-size: 0.875rem;
  color: #ccc;
}
.more span i {
  width: 15px;
  height: 12px;
  display: inline-block;
  background: url(../images/icon_jt2.png) no-repeat;
  margin-left: 0.625rem;
}
.news_list .news-box a:hover .more span{
  border: 1px solid #3779f4;
  background: #3779f4;
  color: #fff;
}
.news_list .news-box a:hover .more span i{
  background: url(../images/icon_jt1.png) no-repeat;
}
.set3_right .news_list:nth-child(2) {
  margin-top: 1.25rem;
}
.set3_right .news_list:nth-child(2) .news-box .image-box {
  margin-left: 1.875rem;
  margin-right: 0;
}

.set4 {
  color: #111;
  background: url(../images/bg2.jpg) no-repeat;
  padding: 5rem 3.125rem 0;
  background-size: cover;
}
.set4_bottom {
  position: relative;
  padding: 3.5rem 0 4.5rem;
}
.set4 h5 {
  font-size: 1.75rem;
}
.set4 h6 {
  width: 70%;
  margin: 1.875rem auto;
  font-size: 1.125rem;
  line-height: 1.875rem;
}
.zzpagination {
  left: 0;
  right: 0;
  bottom: 1.875rem;
}
.zzpagination span {
  width: 1.5rem;
  height: 5px;
  border-radius: 4px;
  background: #4686f2;
  opacity: 1;
  margin: 0 5px;
}
.zzpagination span.swiper-pagination-bullet-active {
  background: #fff;
}

footer {
  color: #aaa;
}
.footer_1 {
 background: #020715;
 padding: 3.125rem;
}
.footer_item {
  flex: 1;
  border-left: 1px solid #282c38;
  padding-left: 2.5rem;
}
.footer_nav .footer_item:first-child {
  border-left: none;
}
.footer_item1 {
  flex: 3;
  padding-left: 1.25rem;
}
.footer_item2 {
  flex: 1.8;
}
.footer_item .code {
  background: url(../images/border.png) no-repeat;
  padding: 5px;
  width: 120px;
  height: 120px;
  margin: 0 auto;
}

.footer_item h5 {
font-size: 1.125rem;
color: #fff;
}
.footer_item ul {
margin-top: 1.25rem;
}
.footer_item1 ul li {
  width: 49%;
  display: inline-block;
}
.footer_item ul li a {
font-size: 0.875rem;
color: #979797;
line-height: 30px;
}
.footer_item ul li a:hover {
color: #fff;
}
.footer_item2 .home-adress {
font-size: 0.875rem;
line-height: 1.875rem;
margin-top: 1.25rem;
}
.footer_nav {
display: flex;
justify-content: space-around;
}
.footer_code span {
display: block;
text-align: center;
margin-top: 10px;
}
.footer_2 {
text-align: center;
padding: 1.875rem 0;
font-size: 0.875rem;
color: #aaa;
background: #020715;
border-top: 1px solid #282c38;
}
.footer_2_info span {
display: inline-block;
}
.footer_bg {
  background: #020715;
}

.us_set1 {
  background: #fff;
}
.us_set1_1 {
  background: #f1f1f1;
  margin-top: -7.5rem;
  position: relative;
  border-radius: 1.25rem;
}
.us_set1_2 ul {
  margin: 0 -1.5%;
}
.us_set1_2 ul li {
  position: relative;
  float: left;
  width: 47%;
  margin: 0 1.5%;
  border-radius: 1.25rem;
  overflow: hidden;
}
.us_set1_2 ul li img {
  width: 100%;
}
.us_set1_2 ul li h6 {
  position: absolute;
  top: 0;
  right: 0;
  left: auto;
  width: 3.75rem;
  height: 8.4rem;
  text-align: center;
  color: #fff;
  padding-top: 1.25rem;
  background: url(../images/bg3.png) no-repeat;
}
.us_set2 {
  background: #efeff0;
}
.us_set2>h5 {
  font-size: 1.75rem;
  color: #111;
}
.us_zz_nav {
  border-bottom: 1px solid #ccc;
  justify-content: center;
}
.us_zz_nav span {
  margin: 0 1.5rem;
  padding-bottom: 5px;
  display: block;
  color: #111;
  position: relative;
}
.us_zz_nav span.active::after {
  position: absolute;
  content: '';
  display: block;
  width: 100%;
  height: 3px;
  background: #3779f4;
  margin-top: 4px;
}
.us_zz_nav span.active {
  color: #3779f4;
  cursor: pointer;
}
.us_zz_list ul {
  margin: 0 -2.5%;
}
.us_zz_list ul li {
  float: left;
  width: 20%;
  margin: 2.0rem 2.5% 0;
}

.product_title_nav a {
  font-size: 1.125rem;
  margin: 0 0.5rem;
  padding: 5px 1rem;
  border-radius: 1.25rem;
  display: inline-block;
  border: 1px solid #ccc;
}
.product_title_nav a.active,
.product_title_nav a:hover {
  color: #fff;
  cursor: pointer;
  border: 1px solid #3779f4;
  background: #3779f4;
}
.product_set1 .product_list {
  margin-top: 1.875rem;
}
.product_set1 .product_list .news-box {
  margin-bottom: 2.5rem;
}
.product_xq_img {
  width: 48%;
  margin-right: 2.5rem;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product_xq_info {
  flex: 1;
}
.product_xq_info h5 {
  font-size: 1.75rem;
  color: #3779f4;
  margin-top: 1.25rem;
  margin-bottom: 0.625rem;
}
.product_xq_info .desc {
  line-height: 2rem;
}
.product_btn a {
  display: inline-block;
  padding: 5px 1.25rem;
  border-radius: 1.25rem;
  color: #fff;
}
.product_btn a.i1 {
  background: #3779f4;
}
.product_btn a i {
  background: url(../images/icon_down.png) no-repeat;
  height: 1.125rem;
  width: 1.125rem;
  display: inline-flex;
  vertical-align: middle;
  margin-left: 5px;
}
.product_btn a.i2 {
  background: #8eb1f4;
  margin-left: 1.0rem;
}
.product_btn a:hover {
  background: #3779f4;
}
.product_xq_set2_nav {
  border-bottom: 1px solid #ccc;
  justify-content: left;
}
.product_xq_set2_nav span {
  padding-bottom: 20px;
  display: block;
  color: #111;
  position: relative;
  width: 25%;
  text-align: center;
}
.product_xq_set2_nav span.active::after {
  position: absolute;
  content: '';
  display: block;
  width: 100%;
  height: 3px;
  background: #3779f4;
  margin-top: 19px;
}
.product_xq_set2_nav span.active {
  color: #3779f4;
  cursor: pointer;
}
.product_xq_set2_info {
  padding: 1.875rem 0;
}

.in_news_list {
  margin: 0 -1.5%;
}
.in_news_list .news-box {
  float: left;
  width: 22%;
  border-radius: 5px;
  margin: 2.0rem 1.5% 0;
}
.in_news_list .news-box a {
  border: 1px solid #dcdcdc;
  border-radius: 5px;
}
.in_news_list .news-box a:hover {
  box-shadow: 1px 1px 6px 1px #ccc;
}
.in_news_list .news-box a img {
  border-top-left-radius: 5px;
  border-top-right-radius: 5px;
}
.in_news_list .news-box .news-content {
  padding: 1.8rem 1.25rem;
}
.in_news_list .news-box .news-content .news-date {
  color: #888;
}
.in_news_list .news-box .news-content h6 {
  font-size: 1.125rem;
  color: #111;
  height: 3.6rem;
  margin-top: 0.625rem;
  line-height: 1.8rem;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.in_news_list .news-box .news-content .news-info {
  color: #666;
  height: 3.6rem;
  line-height: 1.8rem;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.tit_nnews{ 
  font-size:1.5rem; 
  color:#0f0f0f; 
}
.tit_nnews_small{
  padding:0.4rem 0 0.8rem; 
  
}
.tit_nnews_small span{  
  padding-right: 2.0rem; 
  color:#888;
}
.nydynews_bottom {
  padding: 1.25rem 0;
  border-top:1px solid #ccc;
}
.news_xq_flag a {
  display: inline-block;
  color: #999;
  border: 1px solid #dcdcdc;
  padding: 5px 1.25rem;
  border-radius: 1.25rem;
  margin-right: 1.0rem;
}

.news_xq_common>h5 {
  font-size: 1.125rem;
  color: #111;
  padding-bottom: 5px;
  border-bottom: 1px solid #ccc;
}
.news_xq_common_bottom {
  justify-content: space-between;
}
.news_xq_common_bottom .news-box {
  width: 48%;
  margin-top: 1.25rem;
}
.news_xq_common_bottom .news-box .image-box {
  width: 38%;
  margin-right: 1.0rem;
}
.news_xq_common_bottom .news-box .news-content{
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.news_xq_common_bottom .news-box .news-content h6 {
  color: #111;
  font-size: 1.25rem;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.news_xq_common_bottom .news-box .news-content .news-date {
  color: #888888;
  margin: 0.5rem 0;
}
.news_xq_common_bottom .news-box .news-content .news-info{
  color: #666;
  height: 3.6rem;
  line-height: 1.8rem;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.n_contract {
  width: 49%; 
  
}
.n_contract h5 { 
  font-size: 24px; 
  color: #111;
}
.n_contract h6 {
  color: #555; 
  margin: 1.5rem 0;
}
.n_contract ul li { 
  display: flex;
  align-items: center; 
  padding: 0.8rem 0; 
}
.n_contract ul li .icon { 
  width: 44px; 
  height: 44px; 
  border-radius: 50%; 
  border:2px solid #999; 
  display: flex; 
  align-items: center; 
  justify-content: center; 
  margin-right: 1.0rem;
}
.n_contract ul li .desc { 
  line-height: 1.5rem; 
  color: #111;
}
.n_contract ul li .desc span{ 
  display: block;
}

.inner_contact_set1_nav {
  width: 202px;
  margin-right: 3.75rem;
}
.inner_contact_list .map {
  width: 59%;
}
.inner_contact_set1_nav {
  margin-top: 1.5rem;
}
.inner_contact_set1_nav ul li a{
  display: block;
  height: 2.5rem;
  line-height: 2.5rem;
  color: #000;
  padding-left: 1.875rem;
  margin-bottom: 5px;
}
.inner_contact_set1_nav ul li.active a,
.inner_contact_set1_nav ul li a:hover{
  background: url(../images/bg4.png) no-repeat right center;
  color: #fff;
  cursor: pointer;
}

.inner_contact_set1 {
  margin: 1.875rem -1% 0;
}
.grzx_form_item {
  float: left;
  width: 48%;
  margin: 0 1%;
  margin-bottom: 1.25rem;
}
.grzx_form_item1 {
  width: 98%;
}
.grzx_form_item .name_left {
  color: #111;
  padding-left: 1.0rem;
  margin-bottom: 0.625rem;
}
.grzx_form_item input[type=text] {
  width: 100%;
  height: 3.75rem;
  line-height: 3.75rem;
  border: 1px solid #fff;
  border-radius: 5px;
  text-indent: 1em;
  background: #fff;
}

.grzx_form_item input::-webkit-input-placeholder {
  color: #999;
}
.grzx_form_item textarea {
  width: 100%;
  line-height: 3.125rem;
  border: 1px solid #fff;
  border-radius: 5px;
  text-indent: 1em;
  background: #fff;
}
.grzx_form_iteminput {
  display: flex;
  align-items: center;
  flex: 1;
}
.grzx_form_iteminput>label {
  margin-right: 1.25rem;
  margin-bottom: 0;
}
.grzx_btn {
  width: 20%;
  margin: 1.25rem auto 0;
  text-align: center;
}
.grzx_btn a{
  display: inline-block;
  text-align: center;
  width: 100%;
  height: 2.5rem;
  line-height: 2.5rem;
  background: #3779f4;
  color: #fff;
  border-radius: 5px;
}

.case_list {
  margin: 0 -1.5%;
}
.case_list .news-box {
  float: left;
  width: 30.3%;
  margin: 0 1.5% 0.5rem;
}
.case_list .news-box .news_desc {
  text-align: center;
  padding: 1.25rem 5px;
}

.casexq_set1 .img {
  width: 56%;
  margin-right: 2.0rem;
}
.casexq_set1 .desc h5 {
  font-size: 1.5rem;
}
.casexq_set1 .desc .text {
  margin-top: 3.0rem;
  line-height: 1.875rem;
  color: #666;
}
.case_title {
  font-size: 1.25rem;
  display: flex;
  align-items: center;
}
.case_title i {
  width: 1.875rem;
  height: 1.875rem;
  display: block;
  border-radius: 50%;
  margin-right: 0.625rem;
}
.case_title i.i1 {
  background: url(../images/icon2_1.png) no-repeat #3779f4;
  background-size: cover;
}
.case_title i.i2 {
  background: url(../images/icon2_2.png) no-repeat #3779f4;
  background-size: cover;
}
.casexq_set2_left_bottom ul li {
  display: inline-block;
  margin-top: 1.0rem;
  margin-right: 1.0rem;
}
.casexq_set2_left_bottom ul li a {
  display: block;
  color: #999;
  border: 1px solid #dcdcdc;
  border-radius: 1.0rem;
  padding: 3px 10px;
}
.casexq_set2_left_bottom ul li a:hover {
  background: #3779f4;
  color: #fff;
}
.casexq_set2_left{
  width: 56%;
  margin-right: 2.0rem;
}
.casexq_set2_right_bottom .img {
  width: 49%;
  margin-right: 1.5rem;
}
.casexq_set2_right_bottom .img a {
  position: relative;
  display: block;
}
.casexq_set2_right_bottom .img img {
  width: 100%;
}
.casexq_set2_right_bottom .img h5 {
  position: absolute;
  width: 100%;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  height: 1.875rem;
  line-height: 1.875rem;
  text-align: center;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.in_service {
  color: #666;
  line-height: 1.875rem;
  padding-top: 1.25rem;
  border-top: 1px solid #ccc;
}
.in_service h5 span{
  display: inline-block;
  padding: 5px 10px;
  background: #535353;
  color: #fff;
}
.in_service .desc .blue {
  color: #3779f4;
}

.updown_nav .updown_nav_item ul {
  flex-wrap: wrap;
}
.updown_nav .updown_nav_item ul li {

}
.updown_nav .updown_nav_item ul li a {
  display: block;
  padding: 5px 10px;
  border-radius: 1.25rem;
  margin: 0.625rem;
}
.updown_nav .updown_nav_item ul li a:hover,
.updown_nav .updown_nav_item ul li.active a {
  background: #3779f4;
  color: #fff;
}
.updown_nav .lab {
  width: 5.0rem;
}

.updown_item1 {
  height: 3.75rem;
  align-items: center;
  background: #fff;
  padding: 0 3.125rem;
  justify-content: space-between;
  margin: 0.625rem 0;
}
.updown_item1:hover {
  background: #3779f4;
  color: #fff;
}
.updown_item1 a.i1 {
  display: block;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: url(../images/icon_down.png) no-repeat center center #3779f4;
}