@media screen and (min-width: 1024px) {
  #cd-primary-nav .has-children:first-child a {
    color: #b9342a!important;
    position: relative;
  }

  #cd-primary-nav .has-children:first-child a::before {
    position: absolute;
    content: "";
    width: 100%;
    height: 3px;
    background: #b9342a;
    bottom: 25px;
    left: 50%;
    transform: translate(-50%);
  }
}
/* choose--start */
.choose{
  width: 100%;
  overflow: hidden;
  padding-top: 60px;
  position: relative;
}
.choose::after{
  position: absolute;
  content: "";
  width: 100%;
  height: 300px;
  background-color: #b9342a;
  left: 0;
  top: 0;
  z-index: -1;
}
.choose .w h1{
  font-size: 38px;
  font-weight: bold;
  text-align: center;
  margin: 0;
  color: #fff;
}
.choose .w ul{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 50px;
}
.choose .w ul li{
  width: 24%;
  background-color: #fff;
  padding: 30px;
  box-shadow: 0px 5px 12px 0px rgba(19,20,21,.08);
  text-align: center;
  transition: all .5s linear;
}
.choose .w ul li:hover{
  transform: translateY(-10px);
  box-shadow: 0px 5px 12px 0px rgba(19,20,21,.1);
}
.choose .w ul li img{
  height: 60px;
  margin: 20px 0 30px;
  transition: all 0.5s;
}
.choose .w ul li:hover img{
  transform: rotateY(360deg);
}
.choose .w ul li h3{
  font-size: 22px;
  font-weight: bold;
  margin: 0 0 15px;
}
.choose .w ul li p{
  font-size: 16px;
  color: #666;
  line-height: 30px;
}
/* choose--end */

/* about--start */
.about{
  width: 100%;
  overflow: hidden;
  margin: 60px 0;
}
.about .w{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}
.about .w .about_fl{
  width: 42%;
  overflow: hidden;
}
.about .w .about_fl img{
  width: 100%;
}
.about .w .about_fr{
  width: 55%;
}
.about .w .about_fr h1{
  font-size: 38px;
  font-weight: bold;
  margin: 0 0 15px;
  color: #000;
}
.about .w .about_fr p{
  font-size: 16px;
  line-height: 30px;
  color: #333;
}
.about .w .about_fr ul{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  width: 100%;
  overflow: hidden;
  margin: 30px 0;
}
.about .w .about_fr ul li{
  text-align: center;
}
.about .w .about_fr ul li h3{
  font-size: 46px;
  font-weight: bold;
  color: #333;
  margin: 0;
  font-family: "DINCOND-BOLD";
}
.about .w .about_fr ul li h3 span {
  font-size: 13px;
  font-weight: normal;
  margin-left: 5px;
  color: #666;
}
.about .w .about_fr ul li p{
  font-size: 16px;
  color: #666;
  margin: 0;
}
.about .w .about_fr a{
  width: 150px;
  line-height: 42px;
  display: block;
  text-align: center;
  color: #fff;
  background-color: #b9342a;
  transition: all 0.5s;
}
.about .w .about_fr a:hover{
  background-color: #333;
}

/* about--end */

/* application--start */
.appli_box{
  width: 100%;
  overflow: hidden;
  background: #f9f3f3;
  padding: 4% 15px;
}
.appli_box h1{
  font-size: 38px;
  font-weight: bold;
  margin: 0 0 10px;
  color: #000;
  text-align: center;
}
.appli_box>div>p{
  font-size: 16px;
  text-align: center;
  margin-bottom: 30px;
}
.appli_box ul{
  display: flex;
  flex-wrap:wrap;
  justify-content: space-between;
}
.appli_box ul li{
  width: 24.5%;
  overflow: hidden;
  position: relative;
}
.appli_box ul li a>div{
  width: 100%;
  overflow: hidden;
}
.appli_box ul li a>div img{
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: all 0.5s;
}
.appli_box ul li:hover a>div img{
  transform: scale(1.1);
}
.appli_box ul li a>h3{
  width: 80%;
  position: absolute;
  left: 10%;
  bottom: 0;
  background-color: #b9342a;
  color: #fff;
  text-align: center;
  padding: 20px 0;
  opacity: 0;
  transition: all 0.5s;
  font-size: 20px;
  font-weight: bold;
}
.appli_box ul li:hover a>h3{
  opacity: 1;
  bottom: 20px;
}
.appli_box>div>a{
  width: 160px;
  line-height: 42px;
  display: flex;
  margin: 50px auto 0;
  justify-content: center;
  border: 2px solid #b9342a;
  color: #b9342a;
  transition: all 0.5s;
}
.appli_box>div>a:hover{
  background-color: #b9342a;
  color: #fff;
}
/* application--end */


/* product--start */
.product{
  width: 100%;
  overflow: hidden;
  margin: 80px 0;
}
.product .w h1{
  font-size: 38px;
  font-weight: bold;
  margin: 0 0 10px;
  color: #000;
  text-align: center;
}
.product .w>p{
  font-size: 16px;
  text-align: center;
  margin-bottom: 20px;
}
.product .w ul{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between; 
}
.product .w ul li{
  width: 32.5%;
  margin: 10px 0;
  border: 1px solid #E5E5E5;
  background-color: #f8f8f8;
  overflow: hidden;
  transition: all 0.5s;
}
.product .w ul li:hover{
  border: 1px solid #b9342a;
}
.product .w ul li img{
  width: 100%;
  transition: all 0.5s;
  mix-blend-mode: darken;
  padding: 10px;
}
.product .w ul li:hover img{
  transform: scale(1.1);
}
.product .w ul li .pord_tit{
  width: 100%;
  border-top: 1px solid #E5E5E5;
  padding: 20px;
  text-align: center;
  position: relative;
  background: #fff;
  transition: all 0.5s;
}
.product .w ul li:hover .pord_tit{
  background: #b9342a;
}
.product .w ul li .pord_tit h3{
  font-size: 20px;
  margin: 0 0 10px;
  color: #333;
  font-weight: bold;
  transition: all 0.5s;
}
.product .w ul li:hover .pord_tit h3,
.product .w ul li:hover .pord_tit p{
  color: #fff;
}
.product .w ul li .pord_tit p{
  font-size: 15px;
  color: #b9342a;
  margin: 0;
}

/* product--end */

/* news--start */
.new{
  width: 100%;
  overflow: hidden;
}
.new .new_bg{
  width: 100%;
  overflow: hidden;
  height: 300px;
  background-image: url(/assets/image/new_bg.jpg);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
}
.new .w{
  background-color: #f6f6f6;
  padding: 60px 30px;
  margin-top: -160px;
  position: relative;
  z-index: 1;
}
.new .w h1{
  font-size: 38px;
  font-weight: bold;
  margin: 0 0 40px;
  position: relative;
  color: #333;
  text-align: center;
}
.new .w h1::after{
  position: absolute;
  content: "";
  width: 80px;
  height: 4px;
  background-color: #b9342a;
  left: 50%;
  transform: translateX(-50%);
  bottom: -10px;
}
.new ul{
  width: 100%;
  overflow: hidden;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.new ul li{
  width: 32%;
  background-color: #fff;
}
.new ul li .new_img{
  width: 100%;
  height: 290px;
  overflow: hidden;
  position: relative;
}
.new ul li .new_img img{
  width: 100%;
  transition: all 0.5s;
  height: 100%;
  object-fit: cover;
}
.new ul li:hover .new_img img{
  transform: scale(1.2);
}
.new ul li .new_img p{
  padding: 10px;
  background-color: #b9342a;
  position: absolute;
  left: 0;
  bottom: 0;
  color: #fff;
  font-size: 14px;
  margin: 0;
}
.new ul li .new_text{
  width: 100%;
  padding: 30px;
}
.new ul li .new_text h3{
  font-size: 20px;
  margin: 0 0 10px;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;/*控制行数*/
  overflow: hidden;
  color: #333;
  line-height: 32px;
  font-weight: bold;
}
.new ul li .new_text p{
  font-size: 15px;
  line-height: 28px;
  color: #666;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;/*控制行数*/
  overflow: hidden;
}
.new ul li .new_text>div{
  width: 100%;
  padding-top: 20px;
  margin-top: 20px;
  border-top: 1px solid #efefef;
  color: #666;
  display: flex;
  align-items: center;
}
.new ul li .new_text>div p,
.new ul li .new_text>div span{
  font-size: 15px;
  color: #666;
  margin: 0 0 20px;
}
.new ul li .new_text>div span{
  margin-left: 20px;
  font-size: 20px;
  margin-bottom: 0;
}
.new ul li:hover .new_text>div,
.new ul li:hover .new_text>div span{
  color: #b9342a;
}
/* news--end */



@media(max-width:768px){
  .choose {
    padding-top: 30px;
  }
  .choose .w h1 {
    font-size: 26px;
  }
  .choose .w ul{
    margin-top: 20px;
  }
  .choose .w ul li {
    width: 100%;
    background-color: #fff;
    padding: 25px;
    box-shadow: 0px 5px 12px 0px rgba(19,20,21,.08);
    text-align: center;
    transition: all .5s linear;
    margin-bottom: 20px;
  }

  /* about */
  .about {
    width: 100%;
    overflow: hidden;
    margin: 20px 0;
  }
  .about .w .about_fl {
    width: 100%;
    overflow: hidden;
  }
  .about .w .about_fr {
    width: 100%;
  }
  .about .w .about_fr h1 {
    font-size: 32px;
    font-weight: bold;
    margin: 20PX 0 10px;
    color: #000;
  }
  .about .w .about_fr ul li {
    text-align: center;
    width: 50%;
    margin: 10px 0;
  }
  .about .w .about_fr a {
    width: 65%;
    margin: 0 auto 20px;
  }
  .appli_box h1,
  .product .w h1,
  .new .w h1{
    font-size: 32px;
  }
  .appli_box ul li {
    width: 100%;
    overflow: hidden;
    position: relative;
    margin-bottom: 15px;
  }
  .appli_box ul li a>div img {
    width: 100%;
    height: auto;
  }
  .appli_box>div>a {
    width: 65%;
    margin: 20px auto 30px;
  }
  .product {
    width: 100%;
    overflow: hidden;
    margin: 30px 0;
  }
  .product .w ul li {
    width: 100%;
  }
  .new .w {
    background-color: #f6f6f6;
    padding: 40px 10px 30px;
    margin-top: -160px;
    position: relative;
    z-index: 1;
  }
  .new ul li {
    width: 100%;
    background-color: #fff;
    margin-bottom: 20px;
  }
  .new ul li:last-of-type{
    margin-bottom: 0;
  }


}