/*聚诚在线（jc128.net）安全--简单--易用*/
body{
    font-family: Arial,"Microsoft YaHei","微软雅黑",Helvetica,"Hiragino Sans GB",sans-serif;
    font-size: 14px;
    line-height: 14px;
    background-repeat: repeat;
	color: #000;
}

::-webkit-scrollbar {
    /*滚动条整体样式*/
    width: 5px;
    z-index: 10000;
    /*高宽分别对应横竖滚动条的尺寸*/
    /*height: 5px;*/
}
::-webkit-scrollbar-thumb {
    /*滚动条里面小方块*/
    background-color: #ccc;
    /*background-image: -webkit-linear-gradient(45deg, rgba(255, 93, 143, 1) 25%, transparent 25%, transparent 50%, rgba(255, 93, 143, 1) 50%, rgba(255, 93, 143, 1) 75%, transparent 75%, transparent);*/
}
::-webkit-scrollbar-track {
    /*滚动条里面轨道*/
    -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2);
    background: #fff;
}

.section::-webkit-scrollbar{
    display: none;
}

/*返回顶部*/
.right_xf{
    position: fixed;
    right: 15px;
    bottom: 40px;
    z-index: 3000;
    padding-bottom: 68px;
}
.right_xf .box_touying{
    box-shadow: 0px 0px 10px rgba(0,0,0,0.1);
    margin-bottom: 20px;
    background: #f5f5f5;
    border-radius: 8px;
}
.right_xf li a{
    display: inline-block;
    width: 58px;
    height: 62px;
    background: #fff;
    color:#026ce4;
    margin: 1px 0px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: all 0.5s;
    font-size: 12px;
}
.right_xf li a p{
    color: #000;
}

.right_xf li{
    position: relative;
}
.right_xf .menu{
    display: none;
    position: absolute;
    top: 0px;
    bottom: 0px;
    right: 58px;
    margin-top: 0px;
    z-index: 1000;
    padding-right: 10px;
    min-width: 220px;
    height: auto; 
    animation: kefu_style_donghua 0.5s;
    -moz-animation: kefu_style_donghua 0.5s;
}
.right_xf .menu:before{
    content: "";
    position: absolute;
    right: -10px;
    top: 20px;
    width: 0px;
    height: 0px;
    border: 10px solid;
    border-color:transparent transparent transparent #fff;
}
.right_xf .menu ul{
    background: #fff;
    box-shadow: 0px 0px 15px rgba(0,0,0,0.2);
}
@keyframes kefu_style_donghua
{
    0%   {
        margin-top: 20px;
        opacity: 0;
    }
    100% {
        margin-top: 0px;
        opacity: 1;
    }
}
@-moz-keyframes kefu_style_donghua /* Firefox */
{
    0%   {
        margin-top: 20px;
        opacity: 0;
    }
    100% {
        margin-top: 0px;
        opacity: 1;
    }
}
.right_xf li:hover .menu{
    display: block;
    transition: all .5s;
}

.right_xf .menu ul li{
    line-height: 36px;
}

/*返回顶部*/
.totop{
    position: fixed;
    right: 15px;
    z-index: 3000;
    bottom: 40px;
    width: 58px;
    height: 58px;
    line-height: 62px;
    border-radius: 58px;
    text-align: center;
    background: #fff; 
    box-shadow: 0px 0px 10px rgba(0,0,0,0.1); 
    cursor: pointer;
    color:#999;
    display: none;
    transition: all 0.5s;
}
.totop:hover{
    background: #000;
    color:#fff;
}

@media (max-width: 900px){
    .right_xf{
        display: none!important;
    }
    .totop{
        display: none!important;
    }
}

/* ----------------------------------------------------------------
    通用
-----------------------------------------------------------------*/
button:focus,div:focus,span:focus,input:focus{outline:0;}

a{
    color: #333;
}

a, a:hover, a:focus{
    text-decoration: none;
}

a:hover, a:focus{
    color: #999;
}

ul,p{
    margin-bottom: 0px;
}

p{
    line-height: 24px;
}

h6{
    line-height: 28px;
}

h3{
    line-height: 46px;
}

ul li{
    line-height: 24px;
}

.pem{
    text-indent: 2em;
}

.font14{
    font-size: 14px;
}
.font18{
    font-size: 18px;
}

.text_999{
    color: #999;
}
.text-primary{
    color: #0070ee;
}

.bg_f5f5f5{
    background: #f5f5f5;
}
.bg-dark{
    background: #000!important;
}

.no_padding{
    padding: 0px;
}
.no_padding_left{
    padding-left: 0px;
}
.no_padding_right{
    padding-right: 0px;
}
.pb-6{
    padding-bottom: 88px;
}
.pt-6{
    padding-top: 88px;
}
.mb-6{
    margin-bottom: 88px;
}
.mt-6{
    margin-top: 88px;
}

.no_margin{
    margin: 0px;
}

/* ----------------------------------------------------------------
    首页
----------------------------------------------------------------- */
/*nav*/
.nav_min{
    padding: 0px;
    background: #fff;
}
.nav_min .container-fluid{
    padding: 0px 48px;
}
.navbar-brand{
    display: none;
}
.navbar-expand-lg .navbar-nav .nav-link {
    padding: 12px 0px;
    margin: 22px 55px 22px 0px;
    position: relative;
    font-size: 16px;
    font-weight: 700;
}
.nav_min .navbar-nav .nav-link{
    color: #000;
    transition: all 0.5s;
}
.navbar-light .navbar-nav .nav-link:hover,.navbar-light .navbar-nav .active>.nav-link{
    color: #000;
}
.nav-link:before{
    content: "";
    position: absolute;
    left: 50%;
    right: 50%;
    bottom: 0;
    background: #000;
    height: 2px;
    -webkit-transition-property: left, right;
    transition-property: left, right;
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    -webkit-transition-timing-function: ease-out;
    transition-timing-function: ease-out;
}
.nav-link:hover:before,.active .nav-link,.navbar-light .navbar-nav .active>.nav-link:before{
    left: 0%;
    right: 0%;
}

.navbar-toggler{
    border: none;
    padding: 6px 10px 10px 10px;
    margin: 13px 5px;
}
.navbar-toggler .icon-bar{
    display: block;
    width: 22px;
    height: 2px;
    border-radius: 1px;
    background: #000;
    margin-top: 4px;
    -webkit-transition: 0.3s;
    transition: 0.3s;
}

/* ANIMATED X */
.navbar-toggler .icon-bar:nth-of-type(1) {
    -webkit-transform: translateY(6px) rotate(-45deg);
    -ms-transform: translateY(6px) rotate(-45deg);
    transform: translateY(6px) rotate(-45deg);
}

.navbar-toggler .icon-bar:nth-of-type(2) {
    opacity: 0;
}

.navbar-toggler .icon-bar:nth-of-type(3) {
    -webkit-transform: translateY(-6px) rotate(45deg);
    -ms-transform: translateY(-6px) rotate(45deg);
    transform: translateY(-6px) rotate(45deg);
}

/* ANIMATED X COLLAPSED */
.navbar-toggler.collapsed .icon-bar:nth-of-type(1) {
    -webkit-transform: rotate(0);
    -ms-transform: rotate(0);
    transform: rotate(0);
}

.navbar-toggler.collapsed .icon-bar:nth-of-type(2) {
    opacity: 1;
    filter: alpha(opacity=100);
}

.navbar-toggler.collapsed .icon-bar:nth-of-type(3) {
    -webkit-transform: rotate(0);
    -ms-transform: rotate(0);
    transform: rotate(0);
}

.top_xiala{
    position: relative;
}
.top_xiala .dropdown-menu{
    right: auto;
    left: 0;
    min-width: 100%;
    width: 240px;
    background: #fff;
    margin-top: 0px;
    z-index: 1000;
    padding: 0px 0px 0px 0px;
    box-shadow: 0px 5px 5px rgba(153,153,153,0.1);
    border-radius: 0px;
    border: none;
    border-top: 1px solid #f5f5f5;
    animation: xianladonghua 0.5s;
    -moz-animation: xianladonghua 0.5s; /* Firefox */
}
@keyframes xianladonghua
{
    0%   {
        margin-top: 20px;
        opacity: 0;
    }
    100% {
        margin-top: 0px;
        opacity: 1;
    }
}
@-moz-keyframes xianladonghua /* Firefox */
{
    0%   {
        margin-top: 20px;
        opacity: 0;
    }
    100% {
        margin-top: 0px;
        opacity: 1;
    }
}
@media (min-width: 1200px){
    .top_xiala:hover .dropdown-menu{
        display: block;
        transition: all .5s;
    }
}
.top_xiala .dropdown-menu a{
    display: block;
    padding: 20px 15px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    border-bottom: 1px solid #f5f5f5;
    transition: all .5s;
    transition: padding 0.5s;
}
.top_xiala .dropdown-menu a:hover{
    background: #518aaf;
    color: #fff;
    padding: 20px 20px;
    border-bottom: 1px solid #518aaf;
}

.top_xiala .dropdown-toggle{
    display: none;
    position: absolute;
    top: 8px;
    right: 15px;
    border: none;
    border-radius: 0px;
    padding: 13px 18px;
    z-index: 1000;
    background: #eee;
    color: #999;
    border-radius: 50px;
}
.top_xiala .dropdown-toggle::after{
    content: none;
}
@media (max-width: 1200px){
    .top_xiala .dropdown-toggle{
        display: block;
    }
}
.show>.dropdown-toggle:focus{
    transform:rotate(180deg);
    background: #155798;
    color: #fff;
}

.zhuti_sousuo{
    border: 1px solid #000;
}
.zhuti_sousuo:before{
    content: none;
}
.sousuo_control{
    box-shadow: none;
    border: none;
    background: none;
    border-radius: 0px;
    padding: 15px 15px;
    height: 42px;
    position: relative;
    -ms-flex: 1 1 auto;
    flex: 1 1 auto;
    width: 1%;
    min-width: 0;
    margin-bottom: 0;
}
.sousuo_control:hover{
    border: none;
}
.sousuo_style{
    display: inline-block;
    width: 58px;
    height: 42px;
    position: relative;
    overflow: hidden;
    background: none;
    border:none;
}
.sousuo_style:before{
    content: "";
    position: absolute;
    margin: auto;
    top: 14px;
    right: 0;
    bottom: 0;
    left: 14px;
    width: 10px;
    height: 2px;
    background: #000;
    transform: rotate(45deg);
    transition: all .5s;
}
.sousuo_style:after {
    content: "";
    position: absolute;
    margin: auto;
    top: -4px;
    right: 4px;
    bottom: 0;
    left: 0px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid #000;
    transition: all .5s;
}

/*banner*/
.baner1{
    background: url(../img/baner1.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 788px;
    display: flex;
    align-items: center;
}
.baner2{
    background: url(../img/baner2.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.baner3{
    background: url(../img/baner3.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/*zhuti*/
.fangda{
    overflow: hidden;
}
.fangda img{
    transition:all 0.5s ease-out; 
}
.fangda:hover img{
    transform:scale(1.1);
}
.card:hover .fangda img{
    transform:scale(1.1);
}
.fangda .proimg{
    position: relative;
    overflow: hidden;
    height: 0;
    padding-bottom: 100%;
    background: #fff;
    transition:all 0.5s ease-out; 
}

.fangda .newsimg{
    position: relative;
    overflow: hidden;
    height: 0;
    padding-bottom: 55%;
    background: #fff;
    transition:all 0.5s ease-out; 
}
.fdimg{
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}
.fangda:hover .newsimg{
    transform:scale(1.1);
}
.fangda:hover .proimg{
    transform:scale(1.1);
}

.gengduo{
    border:2px solid #fff;
    background: #fff;
    color: #000;
    text-align: left;
    padding: 0px 0px 0px 24px;
    width: 186px;
    height: 58px;
    line-height: 56px;
    font-size: 16px;
    position: relative;
}
.gengduo2{
    border:2px solid #000;
    background: #000;
    color: #fff;
}
.gengduo:hover{
    background-color: #fff;
    border-color: #fff;
    color: #000;
}
.gengduo2:hover{
    border:2px solid #000;
    background: #000;
    color: #fff;
}
.gengduo i{
    position: absolute;
    top: 19px;
    right: 24px;
    transition: right 0.5s;
    -webkit-transition: right 0.5s; /* Safari */
}
.gengduo:hover i{
    right: 18px;
}

.hvr-float {
    display: block;
    -webkit-transform: perspective(1px) translateZ(0);
    transform: perspective(1px) translateZ(0);
    box-shadow: 0 0 1px rgba(0, 0, 0, 0);
    transition: box-shadow 0.5s,transform 0.5s;
    -webkit-transition: box-shadow 0.5s,transform 0.5s; /* Safari */
}
.hvr-float:hover, .hvr-float:focus, .hvr-float:active {
    -webkit-transform:translateY(-8px);
    transform:translateY(-8px);
    box-shadow: 0 10px 15px -10px rgba(0, 0, 0, 0.3);
}

.index_product_container{
    padding: 0px;
    overflow: hidden;
}
.index_product_row{
    margin: 0px -10px;
}
.index_product_col{
    padding: 0px 10px;
}
.index_product{
    margin-top: 20px;
}
.index_product .fangda img{
    width: 100%;
    object-fit: cover;
}
.index_product:hover .fangda img{
    transform:scale(1.1);
}
.index_product .card-img-overlay{
    padding: 48px 48px 68px 48px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.index_cnxh{
    padding-bottom: 62px;
}
.index_cnxh .swiper-button-next,.index_cnxh .swiper-button-prev{
    width: 58px;
    height: 58px; 
    background: rgba(204,204,204,1);
    border-radius: 58px;
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.index_cnxh .swiper-button-prev{
    left: auto;
    top: 0px;
    right: 70px;
    opacity: 1;
    margin-top: -0px;
}
.index_cnxh .swiper-button-next{
    top: 0px;
    right: 0px;
    opacity: 1;
    margin-top: -0px;
}
.index_cnxh .swiper-button-prev:after,.index_cnxh .swiper-button-next:after{
    color: #fff;
    font-size: 18px;
}
.index_cnxh .swiper-button-prev:hover:after,.index_cnxh .swiper-button-next:hover:after{
    color: #fff;
}
.index_cnxh .swiper-button-next:hover,.index_cnxh .swiper-button-prev:hover{
    background: rgba(0,0,0,1);
}

.index_about_h5{
    line-height: 36px;
}

.sousuo_a{
    font-size: 16px;
    padding: 14px 20px;
    background: none;
    border:none;
}

/*bottom*/
@media (min-width: 900px) {
    .collapse_block{
        display: block!important;
    }
}
.wap1200{display: block;}
.wap900{display: none;}
@media (max-width: 900px){
    .collapse1{
            display: none;
    }
    .collapse1.in{
            display: block;
    }
    .wap1200{display: none;}
    .wap900{display: block;}
}
@media (max-width: 900px){
    .bottom_xiala:after{
        content: none;
    }
    .bottom_xiala:before{
        content: "";
        position: absolute;
        right: 0px;
        top: 28px;
        width: 16px;
        height: 2px;
        background: #fff;
        text-align: center;
    }
    .collapsed .bottom_xiala:after{
        content: "";
        position: absolute;
        right: 7px;
        top: 21px;
        width: 2px;
        height: 16px;
        background: #fff;
        text-align: center;
    }
    .collapsed .bottom_xiala:before{
        content: "";
        position: absolute;
        right: 0px;
        top: 28px;
        width: 16px;
        height: 2px;
        background: #fff;
        text-align: center;
    }
}

.bottom_ul .bottom_bt a{
    margin: 0px;
    padding: 0px 0px 10px 0px;
    color: #fff;
    font-size: 18px;
    position: relative;
}
.bottom_ul .bottom_bt h5{
    margin: 0px;
}
.bottom_ul .card{
    background: none;
    padding: 5px 0px;
}
.bottom_ul .card ul li a{
    display: block;
    height: 36px;
    line-height: 36px;
    font-size: 14px;
    color: #fff;
}
.bottom_ul .card ul li a:hover{
    color: #999;
}

.di_media .media{
    margin-bottom: 8px;
}
.di_media .media i{
    width: 32px;
    height: 32px;
    border-radius: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    margin-right: 15px;
    background: ;
}

.bottom_bg{
    background: #fff;
    border-top: 1px solid #eee;
}

.bottom_beian{
    padding: 0 0px 10px 0px;
    color: #666;
}
.bottom_beian li{
    line-height: 32px;
}

.di_logo{
    margin: 35px 0px;
}
.di_gzwm{
    margin: 46px 0px;
}
.di_gzwm li{
    margin: 0px 16px 0px 0px;
}
.di_gzwm li a{
    display:  inline-block;
    text-align: center;
    width: 48px;
    height: 48px;
    line-height: 46px;
    border-radius: 48px;
    color: #fff;
    border: 1px solid #ddd;
}
.di_gzwm li a:hover{
    border: 1px solid #518aaf;
}

.bottom_bg_nav{
    background: #161a1d;
    padding-top: 35px;
}

.di_media2{
    text-align: right;
}
.di_media2 li{
    margin: 0px 0px 0px 8px;
}
.di_media2 .list-inline-item:not(:last-child){
    margin: 0px 0px 0px 8px;
}
.di_media2 .media i{
    width: 38px;
    height: 38px;
    background: #fff;
    color: #161a1d;
    margin: 0px 0px 0px 0px;
}
.di_media2 .media:hover i{
    background: #161a1d;
    color: #fff;
}

/* ----------------------------------------------------------------
    关于我们
----------------------------------------------------------------- */
.about_card .card-body{
    padding: 48px;
}
.about_card .card-body p{
    line-height: 36px;
}

.about_cpxl{
    padding-bottom: 58px;
}
.about_cpxl .swiper-pagination-bullet{
    width: 30px;
    height: 4px;
    background: #eee;
    opacity: 1;
    position: relative;
    border-radius: 0px;
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.about_cpxl>.swiper-pagination-bullets{
    bottom: 0px;
}
.about_cpxl .swiper-pagination-bullet-active{
    opacity: 1;
    width: 60px;
    background: #000;
}
.about_cpxl>.swiper-pagination-bullets .swiper-pagination-bullet{
    margin: 0px 6px;
}

.about_cpxl_card .card-img-overlay{
    transition: 0.5s;
}
.about_cpxl_card:hover .card-img-overlay{
    background: rgba(0, 0, 0, 0.5);
}

/* ----------------------------------------------------------------
    联系方式
----------------------------------------------------------------- */
.contact_form .form-control{
    border-color: #eee;
    padding: 12px 18px;
}
.form_input_height{
    height: 58px;
}
.contact_form .form-group .input-group .form-control{
    border-top-left-radius: 0px;
    border-bottom-left-radius: 0px;
}
.contact_form .form-group .input-group .input-group-text{
    background: none;
    border-color: #eee;
    border-top-right-radius: 0px;
    border-bottom-right-radius: 0px;
    padding: 0px;
}

.gengduo_contact{
    border:2px solid #000;
    background: #fff;
    color: #000;
    padding: 14px 60px;
}
.gengduo_contact:hover{
    color: #fff;
    background-color: #000;
    border-color: #000;
}

/* ----------------------------------------------------------------
    新闻
----------------------------------------------------------------- */
.index_news_style:hover .fangda img{
    transform:scale(1.1);
}
.index_news_style h6{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    height: 68px;
    padding-top: 10px;
}
.index_news_style p{
    border-top: 1px solid #eee;
    padding-top: 14px;
    margin-top: 32px;
}

.pagination{
    margin: 0px 0px 0px 0px;
}
.pagination a{
    display: inline-block;
    background: #fff;
    color: #000;
    margin: 0px 8px;
    padding: 18px 22px;
    border: 1px solid #eee;
}
.pagination a:hover,.pagination a.page-num-current{
    background: #000;
    color: #fff;
    border: 1px solid #000;
}
.pagination a:first-child{
    border-radius: 0px;
}
.pagination a:last-child{
    border-radius: 0px;
}

.news_ds_p p{
    margin-bottom: 18px;
    line-height: 24px;
}

/* ----------------------------------------------------------------
    产品
----------------------------------------------------------------- */
.pt_nav_sousuo{
    background: #f9f9f9;
    border-radius: 100px;
}
.pt_nav_sousuo .card-body{
    background: #f9f9f9;
    padding: 5px;
    border-radius: 100px;
}
.pt_nav_sousuo .card-body ul li a{
    display: inline-block;
    padding: 14px 26px;
    border-radius: 100px;
    color: #999;
    font-size: 16px;
    transition: 0.5s;
}
.pt_nav_sousuo .card-body ul li.active a,.pt_nav_sousuo .card-body ul li a:hover{
    background: #fff;
    color: #000;
}
.pt_sousuo{
    background: #f9f9f9;
    border-radius: 100px;
}
.pt_sousuo .sousuo_control{
    height: 52px;
    padding: 15px;
    color: #000;
}
.pt_sousuo .sousuo_style{
    width: 68px;
    height: 52px;
}
.pt_sousuo .sousuo_style:after{
    border: 2px solid #000;
}
.pt_sousuo .sousuo_style:before{
    background: #000;
}

.pt_nav_sousuo .about_nav{
    position: relative;
}
.pt_nav_sousuo .nav-scroller{
    position: relative;
    z-index: 2;
    height: 42px;
    overflow-y: hidden;
}
.pt_nav_sousuo .nav-scroller .nav{
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: nowrap;
    flex-wrap: nowrap;
    margin-top: -1px;
    overflow-x: auto;
    text-align: center;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
}
.pt_nav_sousuo .nav-scroller .nav a{
    display: block;
    padding: 15px 26px;
    margin-right: 5px;
    font-size: 16px;
    position: relative;
    color: #000;
    border-radius: 100px;
}
.pt_nav_sousuo .nav-scroller .nav .active{
    color: #fff;
    background: #000;
}
.pt_nav_sousuo .nav-scroller .nav a:hover{
    color: #fff;
    background: #000;
}

.pt_details_swiper2 .swiper-wrapper .swiper-slide{
    display: flex;
    justify-content: center;
    align-items: center;
}
.pt_details_swiper .swiper-wrapper .swiper-slide{
    background: #f5f5f5;
    cursor: pointer;
    opacity: 0.6;
    padding: 8px;
    border: 1px solid #eee;
}
.pt_details_swiper .swiper-wrapper .swiper-slide img{
    width: 100%;
    height: 100px;
    object-fit: contain;
}
.pt_details_swiper .swiper-wrapper .swiper-slide-thumb-active {
    opacity: 1;
}
.pt_details_swiper2 .swiper-button-next:after,.pt_details_swiper2 .swiper-button-prev:after{
    color: #1c1f89;
}

.table thead th{
    border-color: #202020;
    background: #202020;
    padding: 20px 24px;
    font-size: 16px;
    color: #fff;
}
.table td{
    padding: 20px 24px;
    font-size: 16px;
}

.pt_ds_right{
    padding: 0px 30px;
}

.maximg img{
    max-width: 100%;
    height: auto !important;
}

/* ----------------------------------------------------------------
    响应
----------------------------------------------------------------- */
@media (max-width: 1327px){
    .navbar-expand-lg .navbar-nav .nav-link{
        margin: 22px 40px 22px 0px;
    }
}

@media (max-width: 1200px){
    .top_xiala .dropdown-toggle {
        display: none;
    }
}
@media (max-width: 1199px){
    .top_xiala .dropdown-toggle {
        display: block;
    }
    .top_xiala{
        position: relative;
    }
    .nav_min{
        background: #fff;
    }
    .nav_min .navbar-nav .nav-link{
        color: #000;
    }
    .navbar-expand-lg .navbar-nav .nav-link{
        padding: 12px 0px;
        margin: 0px;
        border-bottom: 1px solid #f5f5f5;
    }
    .md_collapse{
        border-top: 1px solid #eee;
        overflow-y: auto;
        padding: 0px 15px;
    }
    .md_collapse::-webkit-scrollbar{
        display: none;
    }
    .top_xiala .dropdown-menu{
        background: #f9f9f9;
    }
    .top_xiala .dropdown-menu a{
        display: block;
        text-align: left;
        margin: 0px;
        padding: 15px 15px;
        border-bottom: 1px solid #eee;
    }
    .navbar-brand{
        display: block;
        padding: 15px;
    }

    .form-inline .zhuti_sousuo{
        width: 100%;
    }

    .baner1{
        height: 588px;
    }
}
@media (max-width: 900px){
    .pb-6{
        padding-bottom: 68px;
    }
    .pt-6{
        padding-top: 68px;
    }
    .mb-6{
        margin-bottom: 68px;
    }
    .mt-6{
        margin-top: 68px;
    }

    .index_product .card-img-overlay{
        padding: 30px 30px 48px 30px;
    }
    .di_media2{
        text-align: left;
    }

    .di_media2 .list-inline-item:not(:last-child){
        margin: 0px 8px 0px 0px;
    }
    .di_media2 li{
        margin: 0px 8px 0px 0px;
    }
    
    .bottom_bt{
        margin-bottom: 0px;
    }
    .bottom_bg_nav{
        padding-top: 28px;
    }
    .bottom_beian{
        padding: 24px 0px 28px 0px;
    }
    .bottom_ul .bottom_bt a{
        height: 58px;
        line-height: 58px;
        padding: 0px;
        font-size: 16px;
        border-bottom: 1px solid #444;
    }
    .di_media2{
        margin-top: 24px;
    }

    .baner1{
        height: 488px;
    }

    .pt_sousuo{
        margin-top: 15px;
    }
    .pt_nav_sousuo{
        border-radius: 0px;
        background: none;
    }

    .pt_ds_right{
        padding: 0px;
    }
}

@media (max-width: 768px){
   .top_gonggao{
        display: none;
    }

    .baner1{
        height: 388px;
    }
    .baner1 h1{
        font-size: 24px;
    }
    .pagination a{
        padding: 10px 15px;
        margin: 0px 2px;
    }
    .przy{
        padding-right: 8px;
        padding-left: 8px;
    }
    .przy .col{
        padding-right: 7px;
        padding-left: 7px;
    }
    .about_card .card-body {
        padding: 15px;
    }
}