body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
dl,
dt,
dd,
ul,
ol,
li,
form,
button,
input,
textarea,
th,
td {
  font-weight: normal;
  margin: 0;
  padding: 0; }

body,
button,
input,
select,
textarea,
h1,
h2,
h3,
h4,
h5,
h6,
i {
  font: normal 12px "Microsoft YaHei",BlinkMacSystemFont,Helvetica Neue,PingFang SC,Source Han Sans SC,Noto Sans CJK SC,WenQuanYi Micro Hei,sans-serif;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased; }

ul,
ol,
li {
  list-style: none; }

a {
  text-decoration: none;
  color: #333; }

  img {
    vertical-align: middle;
    border: 0; }
  
button,
input,
textarea {
font-size: 100%;
vertical-align: middle;
outline: none;
border-radius: 0;
-webkit-appearance: none; }
    
html {
    font-size: 100px; } 

.head{
    border-bottom: 1px solid #dadada;
}
.header{
    display: block;
    /* overflow: hidden; */
    /* padding: 8px 0; */
}
.pad_hid{
  padding: 0px;
}

.cpin_list .product_img img {
  min-height: 285px; /* 设置一个合适的固定高度 */
  object-fit: cover; /* 确保图片按比例缩放并填充 */
}

.cp_list .product_img img {
  min-height: 313px; /* 设置一个合适的固定高度 */
  object-fit: cover; /* 确保图片按比例缩放并填充 */
}

.logo{
    display: block;
}
.logo img{
    width: 100%;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
}
.tel_phone{
    float: right;
}

.form_search{
  border: 1px solid #dadada;
  height: 42px;
  padding: 6px 8px;
  margin-bottom: 20px;
}
.input_search{
  width: 65%;
  height: 30px;
  outline: none;
  border: none;
  font-size: 13px;
}
.search{
  display: inline-block;
  float: right;
  line-height: 20px;
  width: 45px;
  height: 30px;
  background: url(../images/search.png) no-repeat center;
}

/* main */
.main{
  /*margin: 60px 0;*/

}
.main_left{
  display: block;
}
#input_search{
}
.nav{
  font-size: 15px;
  border: 1px solid #f1f1f1;
}
.nav ul.warp{
  padding: 15px 25px;
}
.nav ul.warp li{
  position: relative;
  /* padding-left:14px; */
  line-height: 40px;
}
.nav ul.warp li a{
  display: block;
  text-decoration:dashed;
}
.nav ul.warp li a .title{
  vertical-align: middle;
}
.nav ul.warp li a .icon{
  margin-right: 7px;
}
ul.warp li a .arrow{
  display: inline-block;
  position: absolute;
  top: 17px;
  right: 5px;
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-left: 8px solid #000;
  border-bottom: 6px solid transparent;
  transition: all 0.2s;
}

ul.warp li.warp_li a:hover{
  color: #2f97de !important;
}
/* ul.warp li.warp_li a:hover .arrow{
  transform: rotate(90deg);
  transform-origin:center;
  
} */
.nav_level li a:hover .unarrow{
  background: url(../images/arrow.png) no-repeat 0px -14px;
}

.nav_level{
  display: none;
  position: relative;
  padding-left: 15px;
  font-size: 13px;
}
.nav_level li{
  line-height: 30px !important;
}
.main_right{
  /* overflow: hidden; */
}
.main_right .title_h1{
  position: relative;
  z-index: 1;
  /* margin-left: 15px; */
  height: 42px;
  margin-bottom: 35px;
  text-align: center;
}
.main_right .title_h1 .titleText{
  /* position: absolute;
  top:8px;
  left: 15px; */
  font-weight: bold;
  font-size: 26px;
  color: #000;
  letter-spacing: 1px;
  
}
.main_right .title_h1 .titleText::after{
  /* position: absolute;
  top: 0;
  z-index: -1; */
  display: block;
  content: '';
  width: 100px;
  height: 8px;
  background-color: #5387e2;
  margin: 5px auto 0;
}
.main_right .content{
  overflow: hidden;
  padding: 25px;
  font-size: 14px;
  /* border: 1px solid #f1f1f1; */
  line-height: 35px;
}

ul.nav_level li a .unarrow{
  position: absolute;
  top: 9px;;
  right:5px;
  width: 7px;
  height: 14px;
  background: url(../images/arrow.png) no-repeat 0 0;
}

/* 首页产品 */
.product{
}
.product ul.cp{
  overflow: hidden;
  padding: 0px;
}
.product ul.cp li{
  padding-right: 8px;
  padding-left: 0px;
  padding-bottom: 8px;
  box-sizing: border-box;
}
.product ul.cp li a{
  display: block;
  border: 1px solid #f1f1f1;
  overflow: hidden;
  padding: 6px 10px;
}
.product ul.cp .cp_title{
  font-size: 14px;
  padding: 10px 0;
  border-bottom: 1px solid #ebebeb;
}

.product ul.cp .cp_pro{
  padding: 10px 0 5px;
  overflow: hidden;
  display: flex;
}
.product ul.cp .cp_img{
  display: block;
  flex: 2;
}
.product ul.cp .cp_des{
  flex: 2;
  line-height: 20px;
  font-size: 12px;
  padding-left: 10px;
  padding-top: 10px;
  box-sizing: border-box;
}

/* footer */
.footer{
  background: #435669;
}

.footer_warp{
  color: white;
  line-height: 30px;
  text-align: center;
  padding: 20px 0;
}
.footer_warp a{color: #fff;}
.example-image{
    width: 100%;
}


.right_new{
    line-height: 35px;
}



.header-warp{width: 100%;display: flex;position: relative;}
.header-nav{flex:11;}
.navs{float: left;padding: 0 10px;font-size: 16px;line-height: 30px;margin: 0 15px;position: relative;}


.nav-classification{box-sizing: border-box;width: 100%;background-color: red;border-bottom: 8px solid #c42300;position: absolute;left:0;top:55px;background: rgba(255, 255, 255, .8);background: white;z-index: 99;text-align: center;font-size: 16px;padding:10px 4px}
.nav-classification .searchtext{width: 100%;outline: none;border: 0;padding-left: 8px;}
.nav-classification .searchbtn{border: 0;outline: none;background: none;}

.header-right{flex: 1;position: absolute;right: 0; bottom: 0px;}
.search_select{width: 30px;height: 30px;cursor: pointer;display: inline-block;margin-right: 10px;}
.headsearch span{background:url(../images/sousuo.png) no-repeat center;display: inline-block;width: 100%; height: 100%}
.headselect span{background:url(../images/save.png) no-repeat center;display: inline-block;width: 100%; height: 100%;}

.nav-content{
  /* width: 922px; */
  width: 100%;
  height: 55px;
  position: relative;
  background-color: #3d5db5;
}

.nav-content .menu{
  /* float: right; */
  margin-bottom: 0px;
}

.nav-content .menu li{
  position: relative;
  float: left;
}
.nav-content .menu li a.menu-nav-link{
  float: left;
  color: white;
  /* color: #ffd8a2; */
  /* margin:0 20px; */
  width: 140px;
  text-align: center;
  font-weight: bold;
  line-height: 55px;
  font-size: 16px;
  border-bottom: 3px solid rgba(255,255,255,0);
  display: block;
  transition: all .3s;
  -webkit-transition: all .3s;
}
.nav-content .menu li:last-child a.menu-nav-link{
  margin-right: 0;
}
.menu .menu-nav-item a.menu-nav-link:hover{
  color: #eee;
  border-bottom: 3px solid #eee;
}
.second_level {
  position: absolute;
  top: 55px;
  left: 0;
  width:100%;
  z-index: 999;
  text-align: center;
  background: rgba(255,255,255,.9);
  display: none;
  box-shadow: 2px 2px 15px #999;
}
.second_level a{
display: block;
/* padding: 0 10px; */
padding: 4px;
font-size: 13px;
width: auto;
/* height: 40px;
line-height: 40px; */
color: #000;
border: none;
}

/* 搜索 */
.nav_search_btn{width: 8%;max-width: 40px;height: 50px;position: absolute;right: 10px;top: 16px;float: right;overflow: hidden;margin: 0;cursor: pointer;}
/* 移动端 */
.nav_btn{width: 8%;max-width: 40px;height: 50px;position: absolute;right: 10px;top: 15px;float: right;overflow: hidden;margin: 0;}
/* .nav_btn i{width: 100%;height: 1px;display: block;background: #636363;overflow: hidden;} */
.nav_btn i:nth-child(2){margin: 30% 0;}

.nav_box{width: 70%;height: 100%;position: fixed;top: 0;right: -70%;z-index: 100;background: rgba(255, 255, 255, 1);overflow: hidden;}
.nav_list{width: 100%;height: 100%;box-sizing: border-box;padding: 40px 0;overflow: hidden;overflow-y: auto;}
.nav_list ul{width: 100%;height: auto;margin: 0;padding: 0;overflow: hidden;}
.nav_list ul li{width: 100%;height: auto;border-bottom: 1px solid #f0f0f0;overflow: hidden;}
.nav_list ul li:last-child{border: 0;}
.nav_list ul li a{width: 100%;height: auto;display: block;box-sizing: border-box;padding: 20px;font-size: 16px;position: relative;overflow: hidden;}
.nav_list ul li ul{display: none;}
.nav_list ul li ul li{border: 0;}
.nav_list ul li ul li a{font-size: 14px;color: #666;}
.nav_list>ul>li>a.active{color: #3b996a;}
.nav_list ul li ul li a.active{color: #3b996a;}
.nav_list ul li ul li ul li a{padding-left: 40px;color: #999;}
.nav_mask{width: 100%;height: 100%;background: #000;opacity: .5;position: fixed;top: 0;left: 0;z-index: 99;display: none;}

.sup_input_search {
  position: relative;
  width: 550px;
  box-sizing: border-box;
  border: 1px solid #9a9a9a;
}
.search_inp {
border: 0;
outline: 0;
background: initial;
width: 100%;
height: 38px;
padding: 0 10px;
}
.end_search {
  position: absolute;
  right: 0;
display: inline-block;
background-color: #0e51c1;
color: #fff;
border: 0;
width: 83px;
height: 38px;
cursor: pointer;
}
.keywords_list{margin: 20px auto;overflow: hidden;width: 65%;}
.keywords_list li{font-size: 14px;margin: 10px 10px 0px;}
.keywords_list li a{text-decoration: underline;text-align: left;}
.active{color: #5387e2;}

.thumbnails .swiper-wrapper {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.thumbnail {
width: 50px;
height: 50px;
cursor: pointer;
opacity: 0.6;
transition: opacity 0.3s ease;
margin: 2px !important;
}
.thumbnail.active1 {
border: 1px solid #007aff;
  opacity: 1;
}


/* 产品信息 */
.product-info {
margin-bottom: 20px;
background: white;
padding: 20px;
border-radius: 4px;
}

.product-title {
font-size: 26px;
font-weight: bold;
margin-bottom: 15px;
}

.product-spec {
display: grid;
grid-template-columns: repeat(2, 1fr);
gap: 10px;
margin-bottom: 15px;
border: 1px solid #e0e0e0;
padding: 15px;
}

.spec-item {
/* display: flex; */
justify-content: space-between;
font-size: 14px;
}

.spec-label {
display: inline-block;
width: 60px;
font-weight: bold;
}

.cont{
margin-left: 20px;
}

.section1 {
margin-bottom: 10px;
border-top: 1px solid #e0e0e0;
padding-top: 10px;
overflow: hidden;
}

.section-title1 {
width: 80px;
float: left;
font-weight: bold;
font-size: 16px;
}

.content1 {
width: calc(100% - 100px);
/* height: 75px; */
float: left;
font-size: 16px;
line-height: 25px;
}

.section2 {
margin-bottom: 30px;
/* border-top: 1px solid #e0e0e0; */
padding-top: 15px;
padding-bottom: 5px;
background-color: #f9f9f9;
}

.section-title2 {
position: relative;
text-align: center;
width: 100%;
font-size: 22px;
}
.section-title2 p{
font-weight: bold;
margin: 0 auto;
display: inline-block;
margin-bottom: 10px;
padding:0 5px 5px;
border-bottom: 2px solid #007aff;
}

.content2 {
font-size: 14px;
}



  /* 相关产品 */
  .related-products {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
    justify-content: center;
  }

  .product-card {
    flex: 0 0 calc(20% - 15px);
    /* background: red; */
    /* border-radius: 8px; */
    overflow: hidden;
    /* box-shadow: 0 1px 5px rgba(0,0,0,0.1); */
    transition: transform 0.3s ease;
  }

  .product-card:hover {
    transform: translateY(-5px);
  }

  .product-card img {
    width: 100%;
    /* height: 120px; */
    object-fit: cover;
  }

  .product-name {
    text-align: center;
    font-weight: bold;
    margin-top: 10px;
    color: #007aff;
  }

  /* 相关文章 */
  .related-articles {
    margin-top: 20px;
  }

  .article-item {
    padding: 15px 0;
    border-bottom: 1px solid #e0e0e0;
    position: relative;
    /* cursor: pointer; */
  }

  .article-item:last-child {
    /* border-bottom: none; */
  }

  .article-item:before {
    content: "▶";
    color: #007aff;
    position: absolute;
    left: 0;
    top: 15px;
    font-size: 18px;
  }

  .article-title {
    margin-left: 25px;
    font-size: 16px;
    color: #333;
  }


      /* Modal */
      .modal {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.8);
      z-index: 9999;
      justify-content: center;
      align-items: center;
    }

    .modal-content {
      position: relative;
      max-width: 800px;
      width: 90%;
      background: none;
    }

    .modal video {
      width: 100%;
      height: auto;
      background: black;
    }

    .close-btn {
      position: absolute;
      top: -40px;
      right: 0;
      color: white;
      font-size: 30px;
      cursor: pointer;
      background: #000;
      border-radius: 50%;
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
    }


  /* 响应式 */
  @media (max-width: 768px) {
    .product-main {
      flex-direction: column;
    }
    .thumbnails {
      flex-direction: column;
    }
    .product-card {
      flex: 0 0 calc(50% - 15px);
    }
  }



@media (max-width:1000px){
.nav-content .menu li a.menu-nav-link{
margin: 0 8px;
}
.menu .second_level{
width: 81px;
}

/* 产品列表 */
.keywords_list{margin: 0px auto;width: 100%;}
.keywords_list li{ margin: 10px 0px 0px;}
}
@media (max-width:768px){
.menu{
display: none;
}

/* .tel{display: none;} */
.nav_search_btn{right: 50px;}
.nav_btn{display: block !important;}

.second_level {
  position: initial;
  display: block;
  width: auto;
  text-align: left;
}

.sup_input_search{width: 250px;}

.product-spec{display: block;}

/* 产品列表 */
.keywords_list{margin: 0px auto;width: 100%;}
.keywords_list li{ margin: 5px 0px 5px;}
}

@media (max-width:480px){
  .nav-content{height: 35px;}
.nav_btn{top: 8px;}
.nav_search_btn{top: 8px;}
.title_h1{margin-bottom: 15px !important;}
/* .models{margin-top: 15px !important;} */
.titleText{font-size: 22px !important;}
.titleText::after {width: 90px !important;height: 4px !important;}
.cp{padding: 0 0.1rem !important;}
.product_title,.left_news li{font-size: 14px;}
.product,.news,.about{padding-top: 15px !important;margin-top:15px !important;}
.link_box{margin-top: 15px !important;}
.link_title,.link_box a{font-size: 14px;}
.about_contents{line-height: 20px;}
.content{padding: 0 !important;}
.left_news li{padding:5px 0 5px 15px;background: url(../images/new_icon.png) no-repeat 0px 8px;}
.about_lx{margin-top: 5px;}
.about_lx img{width: 32px !important;}
.more{padding: 6px 0 6px;font-size: 14px;}
.footer_warp{padding: 10px 0;line-height:normal;}

/* 产品列表 */
.sup_input_search{width: 250px;}

.content1{width: 100% !important;}
}