.banner {
  min-width: 1240px;
}
.banner img {
  width: 100%;
}
/* 公共类 */
/* product产品中心 */
.product {
  background-color: #f5f5f5;
}
.product .product_con {
  width: 1240px;
  margin: 0 auto;
  overflow: hidden;
}
.product .product_con .up {
  background-color: #fff;
  padding: 40px 20px;
  box-shadow: 0px 2px 11px 2px rgba(0, 24, 59, 0.07);
  border-radius: 8px;
  margin-bottom: 30px;
  display: flex;
  justify-content: space-between;
}
.product .product_con .up .left {
  width: 250px;
}
.product .product_con .up .left .left_main {
  box-shadow: 0px 2px 6px 1px rgba(0, 24, 59, 0.15);
}
.product .product_con .up .left .left_main .title {
  width: 100%;
  height: 90px;
  padding: 10px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: url(../picture/pro_title_bg.jpg);
  background-size: 100% 100%;
}
.product .product_con .up .left .left_main .title h5 {
  color: #fff;
  font-size: 22px;
}
.product .product_con .up .left .left_main .title span {
  display: block;
  width: 33px;
  height: 2px;
  background-color: #ffffff;
}
.product .product_con .up .left .left_main .title p {
  color: #fff;
  font-size: 15px;
}
.product .product_con .up .left .left_main .list > a {
  display: block;
  height: 54px;
  padding-left: 30px;
  display: flex;
  align-items: center;
  border-top: solid 1px #dddddd;
}
.product .product_con .up .left .left_main .list > a.active {
  color: #fff;
  background: linear-gradient(90deg, #1464da 0%, #5e9efc 100%);
}
.product .product_con .up .left .left_main .list > a.active div img {
  filter: brightness(100);
}
.product .product_con .up .left .left_main .list > a:hover {
  color: #fff;
  background: linear-gradient(90deg, #1464da 0%, #5e9efc 100%);
}
.product .product_con .up .left .left_main .list > a:hover div img {
  filter: brightness(100);
}
.product .product_con .up .left .left_main .list > a div {
  width: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.product .product_con .up .left .left_main .list > a div img:nth-child(2) {
  display: none;
}
.product .product_con .up .left .left_main .list > a span {
  margin-left: 20px;
}
.product .product_con .up .left .left_main .list .item {
  display: block;
  border-top: solid 1px #dddddd;
}
.product .product_con .up .left .left_main .list .item.active .first_list {
  background: linear-gradient(90deg, #1464da 0%, #5e9efc 100%);
}
.product .product_con .up .left .left_main .list .item.active .first_list img {
  filter: brightness(100);
}
.product .product_con .up .left .left_main .list .item.active .first_list span {
  color: #fff;
}
.product .product_con .up .left .left_main .list .item.active .first_list > img {
  transform: rotate(0deg);
}
.product .product_con .up .left .left_main .list .item .first_list {
  cursor: pointer;
  height: 54px;
  padding: 0 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.product .product_con .up .left .left_main .list .item .first_list .img {
  width: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.product .product_con .up .left .left_main .list .item .first_list .img img:nth-child(2) {
  display: none;
}
.product .product_con .up .left .left_main .list .item .first_list:hover {
  background: linear-gradient(90deg, #1464da 0%, #5e9efc 100%);
}
.product .product_con .up .left .left_main .list .item .first_list:hover img {
  filter: brightness(100);
}
.product .product_con .up .left .left_main .list .item .first_list:hover span {
  color: #fff;
}
.product .product_con .up .left .left_main .list .item .first_list span {
  width: 115px;
  margin-left: 10px;
}
.product .product_con .up .left .left_main .list .item .first_list > img {
  transform: rotate(-90deg);
}
.product .product_con .up .left .left_main .list .item .sec_list {
  display: none;
}
.product .product_con .up .left .left_main .list .item .sec_list > a {
  display: block;
  width: 100%;
  height: 40px;
  transition: all linear 0.2s;
  line-height: 40px;
  text-align: center;
}
.product .product_con .up .left .left_main .list .item .sec_list > a:hover {
  background-color: #1464da;
  color: #fff;
}
.product .product_con .up .left .left_main .contact {
  border-radius: 0px 0px 4px 4px;
  background: url(../picture/dh_bj.png) no-repeat;
  background-size: cover;
  padding: 15px;
}
.product .product_con .up .left .left_main .contact h4 {
  font-size: 22px;
  margin-bottom: 10px;
  color: #fff;
  text-align: center;
  position: relative;
}
.product .product_con .up .left .left_main .contact h4::before {
  content: "";
  position: absolute;
  top: 5px;
  width: 22px;
  height: 28px;
  left: 20px;
  background: url(../picture/phone.png) no-repeat;
  background-size: 100% 100%;
}
.product .product_con .up .left .left_main .contact div.phone {
  padding: 15px 0;
  border-top: 1px solid #fff;
  border-bottom: 1px solid #fff;
}
.product .product_con .up .left .left_main .contact div.phone p {
  line-height: 24px;
  color: #fff;
  font-size: 14px;
  text-align: center;
}
.product .product_con .up .left .left_main .contact div.btn {
  display: flex;
  justify-content: space-around;
  margin-top: 10px;
  margin-bottom: 20px;
  align-items: center;
}
.product .product_con .up .left .left_main .contact div.btn a {
  border: 1px solid #fff;
  border-radius: 20px;
  color: #FFFFFF;
  padding: 3px 15px;
  transition: all linear 0.3s;
}
.product .product_con .up .left .left_main .contact div.btn a:hover {
  background: #FFFFFF;
  color: #1464da;
}
.product .product_con .up .right {
  width: 900px;
  /* 产品中心 */
  /* 产品中心-更多内容 */
  /* 产品详情-主要内容 */
  /* 新闻列表-主要内容 */
  /* 新闻详情-主要内容 */
  /* 新闻详情-分页 */
  /* 加入我们 */
  /* 留言反馈 */
  /* 联系方式 */
  /* 承诺 */
  /* 售后服务 */
  /* 售后服务-服务流程 */
  /* 关于我们-企业文化 */
}
.product .product_con .up .right .bread {
  display: flex;
  background: url(../picture/shouye.png) no-repeat;
  background-position: 0 center;
  padding-left: 20px;
}
.product .product_con .up .right .bread a {
  font-size: 15px;
  color: #000000;
}
.product .product_con .up .right .bread a.active {
  color: #1464da;
}
.product .product_con .up .right > h3 {
  text-align: center;
  font-size: 32px;
  color: #000;
  font-weight: normal;
  margin: 30px 0;
}
.product .product_con .up .right .list {
  display: flex;
  flex-wrap: wrap;
  top: 0px;
  left: 0px;
  justify-content: space-between;
}
.product .product_con .up .right .list .item {
  width: 280px;
  margin-bottom: 20px;
}
.product .product_con .up .right .list .item .img {
  border: 1px solid #0068b7;
  border-bottom: none;
  width: 100%;
  height: 180px;
  overflow: hidden;
  position: relative;
}
.product .product_con .up .right .list .item .img .mask {
  position: absolute;
  top: 100%;
  left: 0px;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all linear 0.3s;
}
.product .product_con .up .right .list .item .img .mask p {
  font-size: 15px;
  color: #fff;
}
.product .product_con .up .right .list .item .img img {
  width: 100%;
  height: 100%;
  transition: all linear 0.3s;
}
.product .product_con .up .right .list .item .img:hover .mask {
  top: 0px;
}
.product .product_con .up .right .list .item .img:hover img {
  transform: scale(1.1);
}
.product .product_con .up .right .list .item > p {
  height: 47px;
  background-color: #222;
  display: flex;
}
.product .product_con .up .right .list .item > p span {
  color: #Fff;
}
.product .product_con .up .right .list .item > p span:first-child {
  width: 122px;
  height: 57px;
  background: url(../img/tisheng.png) no-repeat;
  background-size: 100% 100%;
  margin-left: -10px;
  transform: translateY(-10px);
  text-align: center;
  line-height: 57px;
}
.product .product_con .up .right .list .item > p span:last-child {
  margin-left: 20px;
  line-height: 50px;
  font-size: 15px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.product .product_con .up .right .list .itempty {
  width: 280px;
  margin-bottom: 0px;
  height: 0px;
}
.product .product_con .up .right .more {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-top: 30px;
}
.product .product_con .up .right .more a {
  border: 1px solid #000;
  color: #000;
  font-size: 15px;
  transition: all linear 0.3s;
  padding: 5px 15px;
  border-radius: 15px;
}
.product .product_con .up .right .more a:hover {
  background-color: #1464da;
  border-color: #1464da;
  color: #fff;
}
.product .product_con .up .right .detail .param {
  display: flex;
  justify-content: space-between;
  margin-bottom: 30px;
}
.product .product_con .up .right .detail .param .tab_img {
  width: 500px;
}
.product .product_con .up .right .detail .param .tab_img .img {
  width: 100%;
  height: 320px;
  border: solid 1px #0068b7;
  overflow: hidden;
  line-height: 320px;
  text-align: center;
}
.product .product_con .up .right .detail .param .tab_img .img img {
  /*width: 100%;*/
  height: 100%;
}
.product .product_con .up .right .detail .param .tab_img .detail_img {
  margin: 10px 0;
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.product .product_con .up .right .detail .param .tab_img .detail_img .tab {
  width: 120px;
  height: 78px;
  cursor: pointer;
  text-align: center;
  line-height: 78px;
  overflow: hidden;
}
.product .product_con .up .right .detail .param .tab_img .detail_img .tab img {
  /*width: 100%;*/
  height: 100%;
}
.product .product_con .up .right .detail .param .tab_img .detail_img .tab_empty {
  height: 0px;
  width: 120px;
}
.product .product_con .up .right .detail .param .other_info {
  width: 380px;
}
.product .product_con .up .right .detail .param .other_info > span {
  position: relative;
  z-index: 2;
  color: #FFFFFF;
  font-size: 20px;
  padding: 2px 15px;
}
.product .product_con .up .right .detail .param .other_info > span::after {
  content: "";
  position: absolute;
  top: 0px;
  left: 0px;
  transform: skew(-20deg);
  z-index: -1;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, #1464da 0%, #1253b4 100%);
}
.product .product_con .up .right .detail .param .other_info > h3 {
  font-size: 26px;
  color: #333;
  font-weight: normal;
  margin: 10px 0 15px;
}
.product .product_con .up .right .detail .param .other_info .scroll {
  border-top: 1px solid #ddd;
  border-bottom: 1px solid #ddd;
  padding: 20px 0;
  font-size: 15px;
  line-height: 27px;
  height: 180px;
  overflow-y: scroll;
}
.product .product_con .up .right .detail .param .other_info div.phone {
  /*display: flex;*/
  align-items: baseline;
  margin-top: 10px;
}
.product .product_con .up .right .detail .param .other_info div.phone > span {
  padding-left: 20px;
  background: url(../picture/dianhua.png) no-repeat;
  background-position: 0 center;
  font-size: 15px;
  color: #dc0303;
  display: inline-block;
  width: 100%;
}
.product .product_con .up .right .detail .param .other_info div.phone label {
  font-size: 26px;
  font-weight: bolder;
  color: #dc0303;
  display: inline-block;
  width: 100%;
}
.product .product_con .up .right .detail .param .other_info div.phone a {
  display: block;
  font-size: 16px;
  background-color: #666666;
  border-radius: 15px;
  color: #fff;
  padding: 3px 10px;
  /*margin-left: 10px;*/
  transition: all linear 0.3s;
      width: 100px;
    text-align: center;
  
}
.product .product_con .up .right .detail .param .other_info div.phone a:hover {
  background-color: #dc0303;
  color: #FFFFFF;
}
.product .product_con .up .right .detail .detail_info {
  width: 100%;
}
.product .product_con .up .right .detail .detail_info .info_tab {
  display: flex;
  margin-bottom: 20px;
  background-color: #eeeeee;
}
.product .product_con .up .right .detail .detail_info .info_tab p {
  font-size: 16px;
  font-weight: bold;
  color: #333;
  line-height: 50px;
  margin: 0 20px;
  cursor: pointer;
  position: relative;
}
.product .product_con .up .right .detail .detail_info .info_tab p.active {
  color: #0068b7;
}
.product .product_con .up .right .detail .detail_info .info_tab p.active::after {
  content: "";
  position: absolute;
  bottom: 0px;
  left: 0px;
  width: 100%;
  height: 2px;
  background-color: #0068B7;
}
.product .product_con .up .right .detail .detail_info .info_con {
  position: relative;
}
.product .product_con .up .right .detail .detail_info .info_con > div {
  position: initial;
  display: none;
  min-height: 200px;
}
.product .product_con .up .right .detail .detail_info .info_con > div.active {
  display: block;
}
.product .product_con .up .right .detail .detail_info .info_con > div.active img{
    max-width: 100%;
    position: relative;
    left: -2rem;
}
.product .product_con .up .right .detail .detail_info .info_con > div p {
  text-indent: 2rem;
}
.product .product_con .up .right .news_list {
  width: 100%;
}
.product .product_con .up .right .news_list a.item {
  display: block;
  width: 100%;
  padding-bottom: 15px;
  margin-bottom: 15px;
  border-bottom: 1px solid #DDDDDD;
  display: flex;
}
.product .product_con .up .right .news_list a.item:hover .word div h4,
.product .product_con .up .right .news_list a.item:hover .word div span {
  color: #1464da;
}
.product .product_con .up .right .news_list a.item:hover .word p {
  color: #1464da;
}
.product .product_con .up .right .news_list a.item:hover .word > div > label {
  background-color: #1464da;
  color: #FFFFFF;
}
.product .product_con .up .right .news_list a.item .img {
  width: 210px;
  margin-right: 20px;
  height: 135px;
}
.product .product_con .up .right .news_list a.item .img img {
  width: 100%;
  height: 100%;
}
.product .product_con .up .right .news_list a.item .word {
  width: 680px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.product .product_con .up .right .news_list a.item .word > div {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.product .product_con .up .right .news_list a.item .word > div h4 {
  font-size: 20px;
  color: #333;
  transition: all linear 0.3s;
}
.product .product_con .up .right .news_list a.item .word > div span {
  color: #999;
  font-size: 15px;
  transition: all linear 0.3s;
}
.product .product_con .up .right .news_list a.item .word p {
  font-size: 15px;
  line-height: 27px;
  color: #666;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  transition: all linear 0.3s;
}
.product .product_con .up .right .news_list a.item .word div > label {
  display: inline;
  padding: 2px 15px;
  border: 1px solid #1464da;
  border-radius: 15px;
  cursor: pointer;
  color: #1464da;
  transition: all linear 0.3s;
}
.product .product_con .up .right .news_detail .notes {
  border-bottom: 1px solid #ddd;
  display: flex;
  justify-content: center;
  padding-bottom: 10px;
  font-size: 15px;
}
.product .product_con .up .right .news_detail .notes span {
  color: #999;
  margin: 0 10px;
}
.product .product_con .up .right .news_detail .content img {
  display: block;
  margin: 20px auto;
  max-width: 100%;
}
.product .product_con .up .right .news_detail .content p {
  text-indent: 2rem;
  line-height: 27px;
  font-size: 15px;
  color: #666;
}
.product .product_con .up .right .news_page {
  display: flex;
  width: 100%;
  height: 60px;
  margin: 20px 0;
}
.product .product_con .up .right .news_page a {
  width: 50%;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  border: solid 1px #dddddd;
}
.product .product_con .up .right .news_page a:hover {
  background-color: #1464da;
  border-color: #1464da;
  color: #FFFFFF;
}
.product .product_con .up .right .contact_join {
  width: 100%;
  margin: 20px 0;
}
.product .product_con .up .right .contact_join img {
  width: 100%;
}
.product .product_con .up .right .contact_message {
  display: flex;
  height: 320px;
}
.product .product_con .up .right .contact_message .message_img {
  width: 50%;
  height: 100%;
}
.product .product_con .up .right .contact_message .message_img img {
  width: 100%;
  height: 100%;
}
.product .product_con .up .right .contact_message form {
  width: 50%;
  background: url(../picture/contact_bg.jpg) no-repeat;
  background-size: 100% 100%;
  padding: 30px;
}
.product .product_con .up .right .contact_message form input {
  width: 100%;
  height: 40px;
  margin-bottom: 10px;
  border-radius: 4px;
  border: solid 1px #ffffff;
  outline: none;
  background-color: transparent;
  color: #fff;
  padding-left: 30px;
}
.product .product_con .up .right .contact_message form input::placeholder {
  color: rgba(255, 255, 255, 0.8);
}
.product .product_con .up .right .contact_message form input:nth-child(4) {
  background: url(../picture/contactuser.png) no-repeat;
  background-position: 10px center;
}
.product .product_con .up .right .contact_message form input:nth-child(5) {
  background: url(../picture/contact_phone.png) no-repeat;
  background-position: 10px center;
}
.product .product_con .up .right .contact_message form textarea {
  width: 100%;
  height: 100px;
  border-radius: 4px;
  border: solid 1px #ffffff;
  outline: none;
  background-color: transparent;
  resize: none;
  color: #fff;
  padding-left: 30px;
  padding-top: 5px;
  background: url(../picture/contact_mess.png) no-repeat;
  background-position: 10px 6px;
  margin-bottom: 10px;
}
.product .product_con .up .right .contact_message form textarea::placeholder {
  color: rgba(255, 255, 255, 0.8);
}
.product .product_con .up .right .contact_message form button {
  width: 100%;
  background-color: transparent;
  border: 1px solid #fff;
  border-radius: 30px;
  color: #fff;
  padding: 10px 0;
  outline: none;
  transition: all linear 0.3s;
  cursor: pointer;
}
.product .product_con .up .right .contact_message form button:hover {
  background-color: #fff;
  color: #1464da;
}
.product .product_con .up .right .contact_method {
  display: flex;
  height: 320px;
}
.product .product_con .up .right .contact_method .method_img {
  width: 50%;
}
.product .product_con .up .right .contact_method .method_img img {
  width: 100%;
  height: 100%;
}
.product .product_con .up .right .contact_method .method_info {
  width: 50%;
  background: url(../picture/contact_bg.jpg) no-repeat;
  background-size: 100% 100%;
  padding: 30px;
}
.product .product_con .up .right .contact_method .method_info h4 {
  font-size: 20px;
  padding-bottom: 7px;
  color: #fff;
  position: relative;
}
.product .product_con .up .right .contact_method .method_info h4::after {
  content: "";
  position: absolute;
  bottom: 0px;
  left: 0px;
  width: 40px;
  height: 4px;
  background-color: #ffffff;
}
.product .product_con .up .right .contact_method .method_info div > div {
  padding-left: 35px;
  color: #fff;
  margin: 15px 0;
  line-height: 26px;
}
.product .product_con .up .right .contact_method .method_info div > div:nth-child(1) {
  background: url(../picture/adress.png) no-repeat;
}
.product .product_con .up .right .contact_method .method_info div > div:nth-child(2) {
  background: url(../picture/contact.png) no-repeat;
}
.product .product_con .up .right .contact_method .method_info div > div:nth-child(3) {
  background: url(../picture/fax.png) no-repeat;
}
.product .product_con .up .right .contact_method .method_info div > div:nth-child(4) {
  background: url(../picture/email.png) no-repeat;
}
.product .product_con .up .right .chengnuo {
  background: url(../picture/aftermarket_bg2.jpg) no-repeat;
}
.product .product_con .up .right .chengnuo .market_con {
  height: 300px;
}
.product .product_con .up .right .chengnuo .market_con div {
  width: 100%;
  height: 100%;
  overflow-y: scroll;
  padding-right: 20px;
}
.product .product_con .up .right .chengnuo .market_con div::-webkit-scrollbar {
  /*滚动条整体样式*/
  width: 5px;
  /*高宽分别对应横竖滚动条的尺寸*/
  height: 1px;
}
.product .product_con .up .right .chengnuo .market_con div::-webkit-scrollbar-thumb {
  /*滚动条里面小方块*/
  border-radius: 10px;
  box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
  background: #fff;
}
.product .product_con .up .right .chengnuo .market_con div::-webkit-scrollbar-track {
  /*滚动条里面轨道*/
  width: 4px;
  height: 135px;
  background-color: #a0a0a0;
  box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
  border-radius: 10px;
}
.product .product_con .up .right .aftermarket_con {
  width: 100%;
  height: 458px;
  background: url(../picture/market_bg1.jpg) no-repeat;
  background-size: 100% 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.product .product_con .up .right .aftermarket_con .market_con {
  width: 620px;
  background: rgba(20, 100, 218, 0.9);
  border-radius: 10px;
  padding: 30px 44px;
}
.product .product_con .up .right .aftermarket_con .market_con h4 {
  text-align: center;
  color: #fff;
  font-size: 20px;
}
.product .product_con .up .right .aftermarket_con .market_con span {
  display: block;
  margin: 10px auto 20px;
  width: 25px;
  height: 3px;
  background-color: #ffffff;
}
.product .product_con .up .right .aftermarket_con .market_con p {
  text-align: center;
  color: #fff;
  font-size: 15px;
  line-height: 27px;
}
.product .product_con .up .right .aftermarket_liucheng img {
  display: block;
  max-width: 100%;
  margin: 0 auto;
}
.product .product_con .up .right .about_culture .jianjie {
  height: 300px;
  background: url(../picture/qywh_bj.jpg) no-repeat;
  background-size: 100% 100%;
  padding: 30px;
}
.product .product_con .up .right .about_culture .jianjie p {
  font-size: 15px;
  line-height: 27px;
  color: #fff;
}
.product .product_con .up .right .about_culture .img {
  margin-top: 20px;
}
.product .product_con .up .right .about_culture .img img {
  width: 100%;
}
.product .product_con .down {
  background-color: #fff;
  padding: 30px;
  box-shadow: 0px 2px 11px 2px rgba(0, 24, 59, 0.07);
  border-radius: 8px;
  margin-bottom: 50px;
}
.product .product_con .down h3 {
  text-align: center;
  font-size: 32px;
  color: #000;
  font-weight: normal;
  margin: 20px 0;
}
.product .product_con .down div.list {
  display: flex;
  flex-wrap: wrap;
  top: 0px;
  left: 0px;
  justify-content: space-between;
}
.product .product_con .down div.list .item {
  width: 280px;
  margin-bottom: 20px;
}
.product .product_con .down div.list .item .img {
  border: 1px solid #0068b7;
  border-bottom: none;
  width: 100%;
  height: 180px;
  overflow: hidden;
  position: relative;
}
.product .product_con .down div.list .item .img .mask {
  position: absolute;
  top: 100%;
  left: 0px;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all linear 0.3s;
}
.product .product_con .down div.list .item .img .mask p {
  font-size: 15px;
  color: #fff;
}
.product .product_con .down div.list .item .img img {
  width: 100%;
  height: 100%;
  transition: all linear 0.3s;
}
.product .product_con .down div.list .item .img:hover .mask {
  top: 0px;
}
.product .product_con .down div.list .item .img:hover img {
  transform: scale(1.1);
}
.product .product_con .down div.list .item > p {
  height: 47px;
  background-color: #222;
  display: flex;
}
.product .product_con .down div.list .item > p span {
  color: #Fff;
}
.product .product_con .down div.list .item > p span:first-child {
  width: 122px;
  height: 57px;
  background: url(../img/tisheng.png) no-repeat;
  background-size: 100% 100%;
  margin-left: -10px;
  transform: translateY(-10px);
  text-align: center;
  line-height: 57px;
}
.product .product_con .down div.list .item > p span:last-child {
  margin-left: 20px;
  line-height: 50px;
  font-size: 15px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.product .product_con .down div.list .itempty {
  width: 280px;
  margin-bottom: 0px;
  height: 0px;
}














/*工程案例*/
.product .product_con .up .right .list_case {
  display: flex;
  flex-wrap: wrap;
  top: 0px;
  left: 0px;
  justify-content: space-between;
}
.product .product_con .up .right .list_case .item {
  width: 280px;
  margin-bottom: 20px;
}
.product .product_con .up .right .list_case .item .img {
  border: 1px solid #0068b7;
  border-bottom: none;
  width: 100%;
  height: 180px;
  overflow: hidden;
  position: relative;
}
.product .product_con .up .right .list_case .item .img .mask {
  position: absolute;
  top: 100%;
  left: 0px;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all linear 0.3s;
}
.product .product_con .up .right .list_case .item .img .mask p {
  font-size: 15px;
  color: #fff;
}
.product .product_con .up .right .list_case .item .img img {
  width: 100%;
  height: 100%;
  transition: all linear 0.3s;
}
.product .product_con .up .right .list_case .item .img:hover .mask {
  top: 0px;
}
.product .product_con .up .right .list_case .item .img:hover img {
  transform: scale(1.1);
}
.product .product_con .up .right .list_case .item > p {
  height: 47px;
  background-color: #222;
  color: #fff;
  text-align: center;
  line-height: 47px;
}
.product .product_con .up .right .list_case .itempty {
  width: 280px;
  margin-bottom: 0px;
  height: 0px;
}
.product .product_con .up .right .list_case .video{
        margin-bottom: 20px;
        text-align: center;
}
.product .product_con .up .right .list_case .video p{
    height: 47px;
    background-color: #222;
    color: #fff;
    text-align: center;
    line-height: 47px;
}
.product .product_con .up .right .list_case iframe{
    width: 280px;

    height: 250px;
}




/*样本下载*/
.download{
    border-bottom: 1px solid #DDDDDD;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
}
.download h4{
    font-size: 16px;
    color: #333;
}
.download a{
    display: inline;
    padding: 2px 15px;
    border: 1px solid #1464da;
    border-radius: 15px;
    cursor: pointer;
    color: #1464da;
}
.download:hover a{
    background-color: #1464da;
    color: #FFFFFF;
}