html {
    font-size: 62.5%;
    background: #fff;
    
}
body{
    font-family: "Microsoft YaHei"!important;
}
.wrap{
    max-width: 1200px;
    margin:  0 auto;
}
img{
    max-width: 100%;
}

.pc_head_bg{
    background: #1b1b1b;
    position: relative;
    top: 0;
    z-index: 15;
    width: 100%;
    height: 60px;
}
.pc_head_box{
    display: flex;
    color: #fff;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}
.pc_line{
    color: #aaa;
}

.pc_head_box a{
    color: #fff;
}
.pc_head_nav{
    display: flex;
    align-items: center;
    position: relative;
}
.pc_head_nav a:hover{
    text-decoration: none;
}
.pc_head_nav .item{
    margin-left: 20px;
    margin-right: 20px;
    font-size: 16px;
    
    height: 60px;
    display: flex;
    align-items: center;
}
.pc_head_nav .item a:hover{
    color: #fff;
}

.pc_head_nav .sub_content{
    
    position: absolute;
    top: 60px;
    background: #333;
    font-size: 14px;
    display: none;
    padding:5px 15px;
    margin-left: -30px;
}
.pc_head_nav .sub_content .sub_item{
    padding: 8px 10px;
}
.pc_head_nav .sub_content .sub_item:hover{
    background: #f60008;
}
.pc_head_nav .sub_content a{
    color: #fff;
}
.pc_head_nav .sub_content a:hover{
    color: #fff;
}

.contactbg{
    height: 280px;
    width: 100%;
    background: url(../images/contactbg.jpg) no-repeat center center;
}
.contact_title{
    font-weight: bold;
    width: 100%;
    text-align: center;
    font-size: 28px;
    margin-top: 35px;
}
.contact_description{
    font-size: 16px;
    width: 100%;
    text-align: center;
    margin-top: 10px;
    color: #888;
}
.contact_line{
    width: 40px;
    background: #f60008;
    height: 4px;
    margin: 0 auto;
    margin-top: 25px;
}
.contact_box{
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
}
.contact_box .item{
    text-align: center;
}
.contact_box .item .title{
    color: #474747;
    font-size: 24px;
}
.contact_box .item .text{
    margin-top: 8px;
    color: #666;
}
.contact_map{
    margin-top: 50px;
    margin-bottom: 50px;
}


footer{
    background: #333333;
    padding: 30px 0;
    color: #eee;
    font-size: 14px;
}
footer a{
    color: #eee;
}
footer a:hover{
    color: #eee;
}
.footer2_cate{
    display: flex;
    margin-top: 10px;
    flex-wrap: wrap;
}
.footer2_cate a{
    width: 50%;
    margin-bottom: 10px;
}
.footer_box .footer1{
    width: 30%;
}
.footer_box .footer2{
    width: 25%;
    margin-left: 50px;
}
.footer_box .footer3{
    width: 25%;
    margin-left: 50px;
}
.footer_box .footer1 .description{
    margin-top: 10px;
    line-height: 26px;
}
.footer_box{
    display: flex;
    justify-content: space-between;
}
.footer_box .footer4{
    display: flex;
    align-items: center;
    margin-left: 50px;
    width: 20%;
}
.footer_box .title{
    font-size: 16px;
    font-weight: bold;
}
.footer_box .footer4 .text{
    margin-left: 15px;
    line-height: 26px;
}
.copyright{
    background: #191919;
    color: #eee;
    text-align: center;
    line-height: 24px;
    padding: 10px 0;
}

.copyright a{
    color: #eee;
}
.copyright a:hover{
    color: #eee;
}


.newsbg{
    background: url(../images/newsbg.jpg) no-repeat center center;
    height: 286px;
    width: 100%;
}

.position{
    margin: 15px 0;
}
.ncontent{
    display: flex;
    margin-bottom: 30px;
}
.ncontent .ncontent_left{
    border: 1px solid #ddd;
    width: 25%;
}
.ncontent .ncontent_left .product{
    margin: 10px 0;
}

.ncontent .ncontent_left .title{
    background: #4d4c4c;
    line-height: 48px;
    text-align: center;
    color: #fff;
    font-size: 16px;
}
.ncontent .ncontent_left .product .item{
    width: 100%;
    padding: 15px;
    box-sizing: border-box;
    text-align: center;
    display: inline-block;
}
.ncontent .ncontent_left .item .name{
    margin-top: 10px;
    font-size: 16px;
}

.ncontent_right{
    border: 1px solid #ddd;
    margin-left: 30px;
    flex: 1;
    padding: 15px;
}

.news_list{
    
}
.news_list .item{
    width: 100%;
    display: flex;
    justify-content: space-between;
    border-bottom: 1px dashed #ddd;
    margin: 10px 0;
    padding-bottom: 10px;
}

.news_list .item .time{ 
    color: #888;
}

.company_nav{
    margin:20px auto;
    border-bottom: 1px solid #ddd;
    font-size: 16px;
    text-align: center;
    padding-bottom: 15px;
}
.company_nav .item{
    margin: 0 10px;
    padding-bottom: 15px;
}
.company_nav .current{
    border-bottom: 2px solid #f60008;
}
.honor_box{
    width: 800px;
    overflow: hidden;
    text-align: center;
    position: relative;
    margin: 0px auto;
    font-size: 16px;
}
.honor_box .name{
    margin-top: 15px;
    width: 100%;
    text-align: center;
}
.honor_box .swiper-wrapper{
    display: flex;
    align-items: center;
}
.swiper-button-next, .swiper-button-prev{
    width: auto!important;
}
.swiper-button-next:after, .swiper-container-rtl .swiper-button-prev:after{
    content: ''!important;
}
.swiper-button-prev:after, .swiper-container-rtl .swiper-button-next:after{
    content: ''!important;
}
.companybg{
    background: url(../images/companybg.jpg) no-repeat center center;
    width: 100%;
    height: 350px;
}
.company_content{
    line-height: 32px;
    width: 85%;
    margin: 0 auto;
}
.company_video{
    width: 85%;
    margin:30px auto;
}

.ncontent_left .cate{
    padding: 15px;
}

.ncontent_left .cate .item{
    width: 100%;
    font-size: 16px;
    border-bottom: 1px solid #ddd;
    padding-bottom: 15px;
    display: inline-block;
    text-align: center;
    margin: 10px 0;
}

.ncontent_right .product_box{
    display: flex; 
    flex-wrap: wrap;
}

.ncontent_right .product_box .item{
    width: 31%;
    text-align: center;
    margin-right: 3%;
    margin-top: 10px;
    margin-bottom: 10px;
}
.ncontent_right .product_box .item:nth-child(3n){
    margin-right: 0;
}
.ncontent_right .product_box .item .pic{
    border: 1px solid #ddd;
    padding: 5px;
    height: 210px;
}
.ncontent_right .product_box .item .pic img{
    height: 100%;
    width: 100%;
}
.ncontent_right .product_box .item .name{
    margin-top: 10px;
    font-size: 16px;
}

.wenzhang_title{
    font-size: 30px;
    text-align: center;
    width: 100%;
}
.wenzhang_time{
    color: #888;
    text-align: center;
    width: 100%;
    margin-top: 10px;
}

.wenzhang_content{
    margin-top: 30px;
    margin-bottom: 30px;
    line-height: 30px;
}

.prev_article{
    border-top: 1px solid #ddd;
    margin-top: 20px;
    padding-top: 15px;
    margin-bottom: 10px;
}

.mobile_nav_menu{
    display: none;
    position: absolute;
    right: 15px;
    top: 15px;
    width: 35px;
}
.mobile_nav{
    display: none;
}



  .mask {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    background: #000000;
    height: 900px;
    z-index: 400;
    filter: alpha(opacity=50);
    -moz-opacity: 0.5;
    opacity: 0.7;
    display: none;
  }

  .mobile_nav {
    background: #000;
    width: 30%;
    position: fixed;
    right: 0;
    height: 100vh;
    top: 0rem;
    z-index: 888;
    padding:3rem 1.5rem;
    color: #fff;
    display: none;
  }

  .mobile_nav .close {
    position: absolute;
    right: 10px;
    top: 15px;
    cursor: pointer;
    text-align: center;
    
  }

  .mobile_nav a {
    color: #fff;
  }

  .mobile_nav .nav ul li {
    border-bottom: 1px solid #666;
    line-height: 4.2rem;
    font-size: 1.4rem;
    position: relative;
  }

  .mobile_nav .nav ul li .libox {
    display: flex;
    justify-content: space-between;
  }

  .mobile_nav .nav ul li .sub_content {
    display: none;
  }

  .mobile_nav .nav ul li .sub_content a {
    width: 100%;
    text-align: center;
    display: inline-block;
  }


  /*分页样式*/  
.pagination{text-align:center;margin-top:30px;margin-bottom: 30px;}  
.pagination li{margin:0px 10px; border:1px solid #e6e6e6;padding: 5px 8px;display: inline-block;}  
.pagination .active{background-color: #ff0000;color: #fff;}  
.pagination .disabled{color:#aaa;} 



/* 大屏幕 */

@media screen and (max-width: 1200px) { 

    .wrap{
        width: 90%;
        margin: 0 auto;
    }

}

@media screen and (max-width: 1000px) { 

    .footer_box .footer1{
        display: none;
    }
    .footer_box .footer2{
        margin-left: 0;
    }
    .footer_box .footer4{
        width: 30%;
    }
    .contact_box{
        flex-wrap: wrap;
        justify-content: center;
    }
    .contact_box .item{
        width: 33%;
    }
    .pc_head_nav{
        display: none;
    }
    .mobile_nav_menu{
        display: block;
    }
    .company_content{
        width: 100%;
    }
    .company_video{
        width: 100%;
    }
    .company_video video{
        height: 280px;
    }
}




/* 平板电脑和小屏电脑之间的分辨率 */

@media (max-width: 979px){


    .ncontent_right .product_box .item .pic{
        height: 130px;
    }



}






/* 横向放置的手机和竖向放置的平板之间的分辨率 */

@media (max-width: 767px) {

    .footer_box .footer2{

    }
    .footer_box .footer3{
        width: 30%;
        margin-left: 20px;
    }
    .footer_box .footer4{
        margin-left: 20px;
    }
    
    .contact_map iframe{
        height: 350px;
    }
    .contactbg{
        height: 180px;
        background-size: cover!important;
    }
    .ncontent_left{
        display: none;
    }
    .ncontent_right{
        margin-left: 0;
    }
    .ncontent_right .product_box .item .pic{
        height: 150px;
    }
    .honor_box{
        width: 100%;
    }
    .honor_box .pic{
        width: 80%;
        margin: 0 auto;
    }
    .honor_pagination{
        display: none;
        width: 100%;
     }
    .wenzhang_title{
        font-size: 26px;
    }
    .companybg{
        height: 180px;
        background-size: cover!important;
    }
    .wrap{
        width: 96%;
    }

    .company_nav .item{
        margin: 0 5px;
    }
    .company_video video{
        height: auto;
    }
 
    .newsbg{
        height: 180px;
        background-size: cover!important;
    }
    .news_list .item {
        flex-wrap: wrap;
    }
    .news_list .item .time{
        width: 100%;
        margin-top: 5px;
    }
    .pc_logo{
        max-width: 60%;
    }
    .index_title2{
        font-size: 26px;
    }
    .index_title1{
        max-width: 50%;
        margin: 0 auto;
    }
}
@media (max-width:600px) {
    .footer_box .footer2{
        width: 50%;
    }
    .footer_box .footer3{
        width: 50%;
        margin-left: 20px;
    }
    .footer_box .footer4{
        display: none;
    }
    .contact_map iframe{
        height: 300px;
    }
    .contact_box .item{
        width:50%;
    }
    .contact_box .item:last-child{
       margin-top: 15px;
    }
    .contact_box .item:nth-child(3){
        margin-top: 15px;
     }
     .contact_box .item:nth-child(4){
        margin-top: 15px;
     }
     .honor_pagination{
        display: block;
        bottom: 15px!important;
     }
     .swiper-button-next{
         display: none!important;
     }
     .swiper-button-prev{
        display: none!important;
     }
     .honor_box{
         padding-bottom: 50px;
     }
     .ncontent_right .product_box .item .pic{
         height: 130px;
     }
     .pc_logo{
        max-width: 50%;
     }
}

/* 横向放置的手机及分辨率更小的设备 */

@media (max-width: 480px) {
    .footer_box {
        flex-wrap: wrap;
    }
    .footer_box .footer2{
        width: 100%;
    }
    .footer_box .footer3{
        width: 100%;
        margin-left: 0px;
        margin-top: 20px;
    }
    .contact_map iframe{
        height: 250px;
    }
    .contact_description{
        line-height: 26px;
    }

    .contactbg{
        height: 150px;
        background-size: cover!important;
    }

    .ncontent_right .product_box .item{
        width: 48%;
    }
    .ncontent_right .product_box .item:nth-child(2n){
        margin-right: 0%;
    }

    .ncontent_right .product_box .item:nth-child(3n){
        margin-right: 3%;
    }
    .ncontent_right .product_box .item:nth-child(6n){
        margin-right: 0%;
    }


    .ncontent_right .product_box .item .pic{
        height: 150px;
    }


}