@media screen and (min-width: 1024px) {
  #cd-primary-nav .has-children:first-child a {
    color: #c00;
    position: relative;
  }

  #cd-primary-nav .has-children:first-child a::before {
    position: absolute;
    content: "";
    width: 50px;
    height: 3px;
    background: #c00;
    bottom: 20px;
    left: 50%;
    transform: translate(-50%);
  }
  .cd-main-header {
    position: relative;
  }
}
/* product--start */
.product{
  width: 100%;
  overflow: hidden;
  background-color: #f7f7f7;
  padding-bottom: 70px;
}
.product .prod_ser{
  width: 100%;
  overflow: hidden;
  background-color: #fff;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}
.product .prod_ser .prod_ser_left{
  width: 36%;
  height: 160px;
  background-image: url(sou_left.jpg);
  background-repeat: no-repeat;
  background-position: center 0;
  background-size: cover;
  font-size: 30px;
  color: #fff;
  font-style: italic;
  line-height: 160px;
  text-align: right;
  padding-right: 5%;
}
.product .prod_ser .prod_ser_right{
  width: 64%;
  padding-left: 3%;
  padding-right: 10%;
}
.product .prod_ser .prod_ser_right form {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.product .prod_ser .prod_ser_right form input {
  line-height: 42px;
  padding-left: 10px;
  border: 1px solid #eaeaea;
  outline: none;
  transition: all 0.5s;
  border-right: 0;
  font-size: 16px;
}

.product .prod_ser .prod_ser_right form input:focus {
  border: 1px solid #095ac2;
}

.product .prod_ser .prod_ser_right form .search_xh {
  display: flex;
  width: 40%;
}

.product .prod_ser .prod_ser_right form .search_xh input {
  width: 85%;
}

.product .prod_ser .prod_ser_right form button {
  width: 60px;
  line-height: 42px;
  background-color: #095ac2;
  border: 0;
  outline: none;
}

.product .prod_ser .prod_ser_right form button span {
  display: block;
  font-size: 22px;
  color: #fff;
  text-align: center;
}

.product .prod_ser .prod_ser_right form .search_cc {
  width: 55%;
  display: flex;
}

.product .prod_ser .prod_ser_right form .search_cc input {
  width: 30%;
}
.product .w>h1{
  font-size: 30px;
  text-align: center;
  margin: 60px 0 10px;
  font-weight: bold;
}
.product .w>p{
  text-align: center;
  font-size: 16px;
  width: 85%;
  margin: auto;
  color: #666;
}
.product .w ul{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.product .w ul li{
  width: 32.5%;
  overflow: hidden;
  background-color: #fff;
  margin: 10px 0;
}
.product .w ul li img{
  width: 90%;
  transition: all 0.5s;
  margin: auto;
  display: block;
}
.product .w ul li:hover img{
  transform: scale(1.1);
}
.product .w ul li h3{
  font-size: 22px;
  text-align: center;
  margin: 0 0 30px;
  color: #333;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  position: relative;
  padding: 0 20px;
}
.product .w ul li p{
  width: 200px;
  line-height: 48px;
  text-align: center;
  margin: 0 auto 50px;
  border: 1px solid #333;
  color: #333;
  transition: all 0.5s;
}
.product .w ul li:hover p{
  background-color: #095ac2;
  color: #fff;
  border: 1px solid #095ac2;
}
.product .w>a{
  width: 200px;
  display: block;
  line-height: 48px;
  margin: 40px auto 0;
  border: 1px solid #095ac2;
  text-align: center;
  font-size: 16px;
  transition: all 0.5s;
  color: #095ac2;
}
.product .w>a:hover{
  background-color: #095ac2;
  color: #fff;
}
/* product--end */

/* about-start */
.about{
  width: 100%;
  display: flex;
  flex-wrap: wrap;
}
.about .about_left{
  width: 50%;
  position: relative;
}
.about .about_left h1{
  font-size: 30px;
  font-weight: bold;
  color: #333;
  margin: 0 0 15px;
}
.about .about_left div>p{
  font-size: 16px;
  line-height: 30px;
  color: #333;
  width: 90%;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 6;
  overflow: hidden;
  margin-bottom: 30px;
}
.about .about_left div{
  padding: 7% 0 0 20%;
}
.about .about_left a{
  width: 180px;
  display: block;
  line-height: 42px;
  margin: 20px 0;
  border: 1px solid #095ac2;
  text-align: center;
  font-size: 16px;
  transition: all 0.5s;
  color: #095ac2;
}
.about .about_left a:hover{
  color: #fff;
  background-color: #095ac2;
}
.about .about_left ul{
  display: flex;
  flex-wrap: wrap;
  width: 90%;
  margin: 30px 0 0;
  justify-content: space-between;
}
.about .about_left ul li{
  text-align: center;
}
.about .about_left ul li .icon{
  background-color: #095ac2;
  border-radius: 50%;
  padding: 0;
  margin: auto;
  width: 64px;
  height: 64px;
}
.about .about_left ul li .icon img{
  width: 100%;
  padding: 15px;
}
.about .about_left ul li .num,
.about .about_left ul li .num>div{
  padding: 0;
  position: relative;
}
.about .about_left ul li .num>div{
  font-size: 44px;
  font-family: "DINCOND-BOLD";
  margin: 10px 0 0;
  position: relative;
  color: #095ac2;
}
.about .about_left ul li .num span{
  font-size: 20px;
  font-weight: normal;
  position: initial;
  bottom: 10px;
  right: 0;
  margin-left: 60px;
  margin-top: -40px;
  display: block;
}
.about .about_left ul li:first-of-type .num span{
  margin-left: 100px;
}
.about .about_left ul li p{
  font-size: 18px;
  color: #333;
  margin: 0;
}
.about .about_right{
  width: 50%;
  overflow: hidden;
  position: relative;
}
.about .about_right>img{
  width: auto;
  height: 615px;
  margin-left: 50%;
  transform: translateX(-50%);
}
.video_btn {
  position: absolute;
  top: 40%;
  left: 50%;
  display: inline-block;
  cursor: pointer;
  z-index: 1;
  transform: translateX(-50%);
}
.video_btn img{
  animation: son 5s linear infinite;
}
.video_tk{
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, .75);
  z-index: 999;
  display: none;
}
.video_tk .page_tk{
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translatex(-50%);
  width: 50%;
  background: #fff;
  padding: 40px 10px 10px 10px;
  box-sizing: border-box;
}
.close{
  position: absolute;
  z-index: 2222;
  top: 10px;width:95%;height:30px;
  text-align:right;
  font-size: 28px;
  cursor: pointer;
  font-weight: normal;
  opacity: 1;
}
@-webkit-keyframes son {
  0% {
    transform: rotate(0deg) translateZ(0px);
  }

  100% {
    transform: rotate(360deg) translateZ(360px);
  }
}

@keyframes son {
  0% {
    transform: rotate(0deg) translateZ(0px);
  }

  100% {
    transform: rotate(360deg) translateZ(360px);
  }
}
@media(max-width:1850px){
  .about .about_left div {
    padding: 7% 0 0 18%;
  }
  .product .prod_ser .prod_ser_right {
    padding-right: 9%;
  }
}
@media(max-width:1800px){
  .about .about_left div {
    padding: 7% 0 0 15%;
  }
  .product .prod_ser .prod_ser_right {
    padding-right: 8%;
  }
}
@media(max-width:1750px){
  .about .about_left div {
    padding: 7% 0 0 12%;
  }
  .product .prod_ser .prod_ser_right {
    padding-right: 7%;
  }
}
@media(max-width:1700px){
  .product .prod_ser .prod_ser_right {
    padding-right: 6%;
  }
}
@media(max-width:1675px){
  .product .prod_ser .prod_ser_right {
    padding-right: 5%;
  }
}
@media(max-width:1650px){
  .product .prod_ser .prod_ser_right {
    padding-right: 4%;
  }
}
@media(max-width:1600px){
  .product .prod_ser .prod_ser_right {
    padding-right: 3%;
  }
}
@media(max-width:1550px){
  .product .prod_ser .prod_ser_right {
    padding-right: 2%;
  }
}
@media(max-width:1520px){
  .about .about_left div {
    padding: 7% 0 0 5%;
  }
}
/* about-end */

/* advantage--start */
.advan{
  width: 100%;
  overflow: hidden;
  background-image: url(ys_bg.jpg);
  background-repeat: no-repeat;
  background-size: cover;
  padding:80px 0 100px;
}
.advan .w>h1{
  font-size: 30px;
  margin: 0 0 10px;
  color: #fff;
  text-align: center;
  font-weight: bold;
}
.advan .w>p{
  width: 75%;
  font-size: 17px;
  color: #bfbfbf;
  margin: 0 auto;
  text-align: center;
  line-height: 30px;
}
.advan .w ul{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin: 30px 0 0;
}
.advan .w ul li{
  width: 24%;
  background-color: #fff;
  padding: 50px 30px;
  transition: all 0.5s;
  position: relative;
}
.advan .w ul li img{
  width: 44px;
  margin-bottom: 30px;
}
.advan .w ul li h3{
  font-size: 22px;
  font-weight: bold;
  margin: 0 0 15px;
}
.advan .w ul li p{
  font-size: 16px;
  line-height: 28px;
  margin-bottom: 30px;
  color: #666;
}
.advan .w ul li  a{
  font-size: 14px;
  color: #095ac2;
  transition: all 0.5s;
  position: absolute;
  bottom: 30px;
}
.advan .w ul li  a:hover{
  padding-left: 10px;
}
.advan .w ul li:hover{
  box-shadow: 0 0 1.5rem rgba(0, 0, 0, .6);
  margin-top: -10px;
  background-color: #e3e3e3;
}
/* advantage--end */
/* application--start */
.appli{
  width: 100%;
  overflow: hidden;
  margin: 80px 0;
}
.appli .w h1,
.news .w h1{
  font-size: 30px;
  font-weight: bold;
  color: #333;
  position: relative;
  text-align: center;
  margin: 0;
  z-index: 2;
}
.appli .w h1::before,
.news .w h1::before{
  position: absolute;
  content: "";
  left: 50%;
  bottom: 0;
  width: 70px;
  height: 6px;
  background: #095ac2;
  z-index: -1;
  transform: translateX(-50%);
}
.appli .w>a,
.news .w>a{
  width: 200px;
  display: block;
  line-height: 48px;
  margin: 40px auto 0;
  border: 1px solid #095ac2;
  text-align: center;
  font-size: 16px;
  transition: all 0.5s;
}
.appli .w>a:hover,
.news .w>a:hover{
  background-color: #095ac2;
  color: #fff;
}
.appli .w ul{
  width: 100%;
  overflow: hidden;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin: 30px 0 0;
}
.appli .w ul li{
  width: 49%;
  overflow: hidden;
  background-color: #f7f7f7;
}
.appli .w ul li>a{
  width: 100%;
  overflow: hidden;
  display: block;
}
.appli .w ul li a img{
  width: 100%;
  transition: all 0.5s;
}
.appli .w ul li:hover a img{
  transform: scale(1.1);
}
.appli .w ul li .appli_text{
  width: 100%;
  overflow: hidden;
  padding: 30px;
}
.appli .w ul li .appli_text h3{
  margin: 0 0 10px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.appli .w ul li .appli_text h3 a{
  color: #333;
  font-size: 18px;
  font-weight: bold;
  transition: all 0.5s;
}
.appli .w ul li .appli_text h3 a:hover{
  color: #095ac2;
}
.appli .w ul li .appli_text p{
  font-size: 14px;
  line-height: 26px;
  color: #666;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;/*控制行数*/
  overflow: hidden;
  margin-bottom: 30px;
}
.appli .w ul li .appli_text>a{
  font-size: 16px;
  color: #095ac2;
  transition: all 0.3s;
}
.appli .w ul li .appli_text>a:hover{
  padding-left: 10px;
}
/* application--end */
/* news-start */
.news{
  width: 100%;
  overflow: hidden;
  padding: 80px 0;
  background-image: url(new_bg.png);
  background-repeat: no-repeat;
  background-size: cover;
}
.news .w ul{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin: 30px 0 0;
}
.news .w ul li{
  width: 32%;
  background-color: #fff;
}
.news .w ul li div:first-of-type{
  width: 100%;
  overflow: hidden;
  max-height: 320px;
}
.news .w ul li img{
  width: 100%;
  transition: all 0.5s;
}
.news .w ul li:hover img{
  transform: scale(1.2);
}
.news .w ul li div:last-of-type{
  position: relative;
  margin:25px;
  border-bottom: 1px solid #f1f1f1;
}
.news .w ul li div h3{
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: bold;
  color: #333;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  transition: all 0.5s;
}
.news .w ul li div p{
  font-size: 14px;
  line-height: 28px;
  color: #666;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;/*控制行数*/
  overflow: hidden;
}
.news .w ul li div>span{
  font-size: 16px;
  display: block;
  color: #999;
  margin-bottom: 20px;
}
.news .w ul li a>span{
  display: block;
  color: #999999;
  font-size: 16px;
  margin: 25px;
  transition: all 0.5s;
}
.news .w ul li:hover div h3,
.news .w ul li:hover a>span{
  color: #095ac2;
}
/* news-end */
.footer{
  margin: 0!important;
}
/* 移动端 */
@media(max-width:980px){
  .product .prod_ser .prod_ser_left {
    width: 100%;
    height: 60px;
    font-size: 22px;
    line-height: 60px;
    text-align: center;
    padding: 0;
  }
  .product .prod_ser .prod_ser_right {
    width: 95%;
    padding: 0;
    margin: 15px auto;
  }
  .product .prod_ser .prod_ser_right form .search_xh {
    display: flex;
    width: 100%;
  }
  .product .prod_ser .prod_ser_right form .search_cc {
    width: 100%;
    display: flex;
    margin-top: 10px; 
  }
  /* 产品中心 */
  .product {
    width: 100%;
    overflow: hidden;
    background-color: #f7f7f7;
    padding-bottom: 40px;
  }
  .product .w>h1 {
    font-size: 24px;
    text-align: center;
    margin: 30px 0 10px;
    font-weight: bold;
  }
  .product .w>p {
    text-align: left;
    font-size: 18px;
    width: 100%;
    margin: auto;
    color: #666;
  }
  .product .w ul li {
    width: 100%;
    overflow: hidden;
    background-color: #fff;
    margin: 8px 0;
  }
  .product .w>a {
    width: 200px;
    display: block;
    line-height: 48px;
    margin: 30px auto 0;
    border: 1px solid #095ac2;
    text-align: center;
    font-size: 16px;
    transition: all 0.5s;
    color: #095ac2;
  }
  /* 关于我们 */
  .about .about_left {
    width: 100%;
    position: relative;
  }
  .about .about_left div{
    padding: 20px 10px;
  } 
  .about .about_left h1 {
    font-size: 30px;
    font-weight: bold;
    color: #333;
    margin: 15px 0 5px;
  }
  .about .about_left div>p {
    font-size: 16px;
    line-height: 28px;
    color: #333;
    width: 100%;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 10;
    overflow: hidden;
    margin-bottom: 30px;
  }
  .about .about_left ul {
    display: flex;
    flex-wrap: wrap;
    width: 95%;
    margin: 30px auto 10px;
    justify-content: space-between;
  }
  .about .about_left ul li {
    text-align: center;
    width: 100%;
    margin: 15px 0;
  }
  .about .about_left ul li .num>div {
    font-size: 40px;
    font-family: "DINCOND-BOLD";
    margin: 10px 0 0;
    position: relative;
    color: #095ac2;
  }
  .about .about_left ul li p {
    font-size: 22px;
    color: #333;
    margin: 0;
  }
  .about .about_left ul li .num span {
    font-size: 20px;
    font-weight: normal;
  }
  .about .about_left a{
    margin: auto;
  }
  .about .about_right {
    width: 100%;
    overflow: hidden;
    position: relative;
  }
  .video_btn {
    position: absolute;
    top: 28%;
    left: 50%;
    display: inline-block;
    cursor: pointer;
    z-index: 1;
    transform: translateX(-50%);
  }
  .about .about_right>img {
    width: auto;
    height: 300px;
    margin-left: 50%;
    transform: translateX(-50%);
  }
  .video_tk .page_tk {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translatex(-50%);
    width: 95%;
    background: #fff;
    box-sizing: border-box;
  }
  /* 优势 */
  .advan {
    width: 100%;
    overflow: hidden;
    background-image: url(ys_bg.jpg);
    background-repeat: no-repeat;
    padding: 40px 0;
    background-color: #3a444d;
  }
  .advan .w>h1 {
    font-size: 30px;
    margin: 0 0 10px;
    color: #fff;
    text-align: center;
    font-weight: bold;
  }
  .advan .w>p {
    width: 95%;
    font-size: 16px;
    color: #bfbfbf;
    margin: 0 auto;
    text-align: center;
    line-height: 28px;
  }
  .advan .w ul li {
    width: 100%;
    background-color: #fff;
    padding: 50px 30px;
    transition: all 0.5s;
    margin: 5px 0;
  }
  /* 应用 */
  .appli {
    width: 100%;
    overflow: hidden;
    margin: 30px 0;
  }
  .appli .w h1, 
  .news .w h1 {
    font-size: 30px;
    font-weight: bold;
    color: #333;
    position: relative;
    text-align: center;
    margin: 0;
    z-index: 2;
  }
  .appli .w ul li {
    width: 100%;
    overflow: hidden;
    background-color: #f7f7f7;
    margin: 5px 0;
  }
  .news {
    width: 100%;
    overflow: hidden;
    padding: 30px 0;
    background-image: url(new_bg.png);
    background-repeat: no-repeat;
    background-size: cover;
  }
  .news .w ul li {
    width: 100%;
    background-color: #fff;
    margin: 5px 0;
  }



}