*,h4,h5,h6 {
    margin:0;
    box-sizing:border-box;
}
.img {
    overflow: hidden;
}

    .img img {
        width: 100%;
        display: block;
        transition: all .5s;
    }

.yih {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.erh {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
header {
    background: #fff;
    position: sticky;
    z-index: 300;
    top: 0;
    left: 0;
    border-bottom: 1px solid rgb(223, 225, 230);
}

.header_pack {
    display: flex;
    justify-content: space-between;
}

.logo {
    height: 80px;
    padding: 15px 0;
}

    .logo img {
        max-height: 100%;
        display: block;
    }

    .logo a {
        display: block;
        height: 100%;
    }

.header_right {
    display: flex;
    align-items: center;
}

.w_nav {
    display: flex;
}

    .w_nav > li {
        padding: 0 20px;
        position: relative;
    }

        .w_nav > li > a {
            display: block;
            font-size: 16px;
            line-height: 77px;
            border-bottom: 3px solid transparent;
            color: rgb(0, 0, 0);
        }

            .w_nav > li.active > a,
            .w_nav > li > a:hover {
                font-weight: bold;
                color: rgb(234, 29, 29);
            }

.er_nav {
    width: 300%;
    background: #fff;
    position: absolute;
    top: 100%;
    left: -100%;
    border: 1px solid #f1f1f1;
    padding: 5px 0;
    z-index: 5;
    display: none;
    border-top: 2px solid rgb(234, 29, 29);
}

    .er_nav > li a {
        display: block;
        font-size: 16px;
        line-height: 32px;
        color: #333;
        text-align: center;
    }

        .er_nav > li a:hover {
            background: rgb(234, 29, 29);
            color: #fff;
        }

.header_phone {
    display: flex;
    align-items: center;
    margin-left: 20px;
}

    .header_phone img {
        width: 20px;
        display: block;
    }

    .header_phone span {
        font-size: 18px;
        line-height: 26px;
        color: #000;
        margin-left: 10px;
    }

@media(max-width:1000px) {
    .iconfont {
        width: 40px;
        height: 40px;
        position: absolute;
        right: 15px;
        top: 50%;
        transform: translateY(-50%);
    }

        .iconfont i {
            width: 100%;
            height: 100%;
            position: absolute;
        }

        .iconfont .cha {
            background: url(../images/cha.png) no-repeat center/100% 100%;
            display: none;
        }

        .iconfont .nav {
            background: url(../images/nav.png) no-repeat center/100% 100%;
        }

    .logo {
        height: 60px;
        padding: 18px 0;
    }

    .navlist {
        position: absolute;
        width: 100%;
        top: 100%;
        left: 0;
        background: #fff;
        padding: 10px;
        border: 1px solid #f1f1f1;
        display: none;
        z-index: 101;
    }

    .w_nav {
        display: block;
    }

        .w_nav > li > a {
            line-height: 32px;
        }

    .w_nav > li.active > a, .w_nav > li > a:hover {
        border-bottom: none;
    }
}
.nei-banner {
    position:relative;
}
.nei-banner img {
    width:100%;
    display:block;
}
.banner_cont {
    width:95%;
    max-width:1200px;
    position:absolute;
    top:50%;
    left:50%;
    text-align:center;
    transform:translate(-50%,-50%);
}
    .banner_cont h3 {
        font-size: 44px;
        line-height: 64px;
        color: rgb(0, 0, 0);
    }
    .banner_cont h4 {
        font-size: 20px;
        line-height: 29px;
        color: rgb(0, 0, 0);
        margin-top:20px;
    }
    .banner_cont p {
        font-size: 16px;
        line-height: 24px;
        color: rgb(51, 51, 51);
        margin-top:40px;
    }
.products{
    padding:100px 0 120px;
}
.products_list{
    display:flex;
    flex-wrap:wrap;
    margin:0 -20px;
}
.products_list li{
    width:33.333%;
    padding:0 20px;
    margin-bottom:40px;
}
    .products_list a {
        display: block;
        border: 1px solid rgb(229, 229, 229);
    }
.products_list_cont {
    padding:30px;
    
}
    .products_list_cont h4 {
        font-size: 16px;
        line-height: 24px;
        color: rgb(51, 51, 51);
    }
    .products_list_cont span {
        display: block;
        font-size: 16px;
        line-height: 24px;
        color: rgb(234, 29, 29);
        margin-top:6px;
        text-decoration:underline;
    }
.products_list a:hover img {
    transform:scale(1.1);
}
footer {
    background: rgb(248, 249, 252);
    border-top: 3px solid rgb(234, 29, 29);
}
.footer_pack{
    display:flex;
    justify-content:space-between;
    align-items:flex-start;
    padding:52px 0 32px;
}
.footer_p1 {
    width:48%;
}
.flogo {
    height:50px;
}
.flogo a {
    display:block;
    height:100%;
}
.flogo img {
    max-height:100%;
    display:block;
}
.footer_p1desc {
    margin-top: 36px;
    font-size: 16px;
    line-height: 40px;
    color: rgb(51, 51, 51);
}
.footer_navlist{
    width:20%;
}
    .footer_navlist h4,
    .footer_phone h4{
        font-size: 20px;
        line-height: 29px;
        color: rgb(0, 0, 0);
        margin-bottom: 9px;
        font-weight: bold;
    }
    .footer_navlist a,
    .footer_phone p{
        font-size: 16px;
        line-height: 40px;
        color: rgb(102, 102, 102);
        display:block;
    }
.footer_phone{
    width:20%;
}
.copyright {
    border-top: 1px solid rgb(223, 225, 230);
    padding: 18px 0 36px;
    font-size: 16px;
    line-height: 24px;
    text-align: center;
    color: rgb(149, 149, 149);
}
    .copyright a {
        color: rgb(149, 149, 149);
    }
.pro_detail {
    padding:50px 0 10px;
}
.lz-banner {
    margin-top:0;
}
    .lz-banner .swiper-button-next, .lz-banner .swiper-button-prev {
        background-color: rgba(255, 255, 255,.2);
    }
        .lz-banner .swiper-button-next:hover, .lz-banner .swiper-button-prev:hover {
            background-color: rgb(234, 29, 29);
        }
        .y1200 {
            max-width:1220px;
            margin:0 auto;
        }
.home_plate1{
    padding-top:120px;
}
.home_plate1_pack {
    display:flex;
    align-items:center;
}
.home_plate1_img{
    width:53%;
}
.home_plate1_cont {
    width:47%;
    padding-left:5%;
}
    .home_plate1_cont h3 {
        font-size: 48px;
        line-height: 70px;
        color: rgb(0, 0, 0);
    }
    .home_plate1_cont div {
        margin-top: 21px;
        font-size: 16px;
        line-height: 24px;
        color: rgb(51, 51, 51);
        white-space:pre-line;
    }
.home_plate2_pack{
    padding-top:97px;
}
    .home_plate2_pack h4 {
        font-size: 24px;
        line-height: 35px;
        color: rgb(0, 0, 0);
        text-align:center;
        font-weight:bold;
    }
.home_plate2_list {
    display:flex;
    justify-content:space-between;
    margin:51px 0 0;
}
.home_plate2_list li {
    max-width:24%;
}
.home_plate2_list_img{
    height:60px;
}
.home_plate2_list_img img {
    max-height:100%;
    display:block;
    margin:0 auto;
}
.home_plate2_list li p {
    font-size: 16px;
    line-height: 24px;
    color: rgb(0, 0, 0);
    margin-top:18px;
    text-align:center;
}

.res_plate3_pack {
    display: flex;
    align-items: center;
    margin-top: 99px;
}

.res_plate3_title {
    text-align: left;
}

.res_plate3_list {
    margin-top: 51px;
}

    .res_plate3_list li {
        margin-bottom: 30px;
        display: flex;
        justify-content:space-between;
        align-items: center;
    }

        .res_plate3_list li:last-child {
            margin: 0;
        }

.res_plate3_list_num {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    line-height: 24px;
    color: rgb(0, 0, 0);
    width: 60px;
    height: 60px;
    background: url(../images/rbg2.png) no-repeat center/100% 100%;
}

.res_plate3_list_cont {
    width: calc(100% - 60px);
    padding-left: 20px;
}

    .res_plate3_list_cont h4 {
        font-size: 20px;
        line-height: 29px;
        color: rgb(0, 0, 0);
    }

    .res_plate3_list_cont p {
        font-size: 16px;
        line-height: 24px;
        color: rgb(51, 51, 51);
    }
    .res_plate3_list_cont span {
        display: block;
        font-size: 16px;
        line-height: 24px;
        white-space: pre-line;
        color: rgb(0, 0, 0);
    }

    .res_plate3_left {
        width: 58%;
        padding-right: 8%;
    }

.res_plate3_right {
    width: 42%;
}
.inter_title h3 {
    font-size: 36px;
    line-height: 52px;
    font-weight: 500;
    color: rgb(0, 0, 0);
}
.home_plate{
    padding-top:120px;
}
.flag_list{
    display:flex;
    flex-wrap:wrap;
    margin:100px -15px 0;
}
    .flag_list li {
        width:calc(100% / 12);
        padding:0 15px;
        margin-bottom:30px;
    }
.flag_list_pack p {
    font-size: 16px;
    line-height: 24px;
    color: rgb(0, 0, 0);
    margin-top:18px;
    text-align:center;
}
.home_pro {
    padding: 86px 0 60px;
}
.home_protitle {
    text-align: center;
    font-size: 48px;
    line-height: 70px;
    color: rgb(0, 0, 0);
}
.home_pro_classify {
    margin-top:21px;
    display:flex;
    flex-wrap:wrap;
    justify-content:space-around;
}
    .home_pro_classify li {
        width:23.5%;
    }
    .home_pro_classify a {
        display: block;
        border-radius: 30px;
        border: 1px solid rgb(236, 236, 236);
        text-align: center;
        font-size: 16px;
        line-height: 44px;
        color: rgb(51, 51, 51);
    }
        .home_pro_classify a:hover {
            background:rgb(234, 29, 29);
            color:#fff;
        }
        .home_pro_list {
            margin-top: 50px;
        }
@media(max-width:1600px) {
    .flag_list li {
        padding:0 8px;
    }
    
}
@media(max-width:1000px) {
    .res_plate3_pack {
        margin: 30px 0 0;
    }

    .res_plate3_pack {
        display: block;
    }

    .res_plate3_left {
        padding: 0;
        width:100%;
    }

    .res_plate3_right {
        width: 100%;
    }

    .res_plate3_right {
        margin-top: 20px;
    }
    .iconfont {
        width: 40px;
        height: 40px;
        position: absolute;
        right: 15px;
        top: 50%;
        transform: translateY(-50%);
    }

        .iconfont i {
            width: 100%;
            height: 100%;
            position: absolute;
        }

        .iconfont .cha {
            background: url(../images/cha.png) no-repeat center/100% 100%;
            display: none;
        }

        .iconfont .nav {
            background: url(../images/nav.png) no-repeat center/100% 100%;
        }

    .logo {
        height: 60px;
        padding: 10px 0;
    }

    .navlist {
        position: absolute;
        width: 100%;
        top: 100%;
        left: 0;
        background: #fff;
        padding: 10px;
        border: 1px solid #f1f1f1;
        display: none;
        z-index: 101;
    }

    .w_nav {
        display: block;
    }
    .header_phone{
        display:none;
    }
    .w_nav > li{
        padding:0;
    }
    .banner_cont p,
    .banner_cont h4 {
        display: none;
    }
    .banner_cont h3{
        font-size:25px;
        line-height:35px;
    }
    .products{
        padding:30px 0;
    }
    .products_list{
        margin:0;
    }
    .products_list li {
        width: 100%;
        padding: 0;
        margin-bottom: 15px;
    }
    .er_nav{
        width:100%;
        position:static;
    }
    .er_nav li a {
        text-align:left;
        padding:0 10px;
    }
    .pro_detail{
        padding:30px 0;
    }
    .bx-mb-nav p{
        line-height:24px;
    }
    .footer_pack{
        display:block;
        padding:20px 0;
    }
    .footer_p1{
        width:100%;
    }
    .footer_p1desc{
        margin-top:15px;
        line-height:26px;
    }
    .footer_navlist{
        display:none;
    }
    .footer_phone{
        width:100%;
        margin-top:20px;
    }
    .copyright{
        padding:10px 0;
    }
    .home_plate{
        padding:30px 0 0;
    }
    .home_plate1_pack {
        display:block;
    }
    .home_plate1_img,
    .home_plate1_cont {
        width: 100%;
    }
    .home_plate1_cont {
        padding:20px 0 0;
    }
        .home_plate1_cont h3{
            font-size:25px;
            line-height:35px;
        }
    .home_plate2_pack{
        padding-top:30px;
    }
    .home_plate2_list{
        flex-wrap:wrap;
        margin:30px 0 0;
    }
        .home_plate2_list li{
            max-width:49%;
            margin-bottom:15px;
        }
    .home_plate2_list_img{
        height:45px;
    }
    .inter_title h3,
    .home_protitle {
        font-size: 25px;
        line-height: 35px;
    }
    .flag_list{
        margin:30px -5px 0;
    }
    .flag_list li {
        width:33.333%;
        padding:0 5px;
    }
    .flag_list_img{
        width:70%;
        margin:auto;
    }
    .home_pro{
        padding:30px 0;
    }
    .home_pro_classify li {
        width:100%;
        margin-bottom:10px;
    }
    .home_pro_list{
        margin-top:30px;
    }
}