@media screen and (min-width: 320px) and (max-width: 768px) {
    .benshu .shoy {
        display: none;
    }
    .benshu {
        width: 100%;
    }
    .benshu .shoyyw {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    .benshu .shoyyw img {
        width: 14px;
        height: 14px;
    }
    .ydtb .buildHd .bioat {
        width: 100%;
        font-size: 18px;
        font-weight: bold;
        display: flex;
        justify-content: center;
        white-space: nowrap;
    }
    .build_banner {
        margin-top: 0px;
    }
    .redHd_seaT {
        top: 54px;
    }
    .buildNav {
        margin-top: 10%;
    }
    .gydqleft p {
        width: auto;
        text-align: justify;
        line-height: 35px;
        padding-top: 0px;
        padding-bottom: 0px;
    }
    .gydqleft h3 {
        padding-bottom: 17px;
    }
    .about {
        padding-top: 35px;
    }
    .about .gydqleft {
        width: 90%;
        margin: 0 auto;
    }
    .build_banner {
        height: 190px;
    }
    .cert12 {
        padding-top: 32px;
        padding-bottom: 39px;
        background: #e8f6ff;
    }
    .cert12 .certificate {
        padding-top: 0px;
        width: 90%;
        margin: 0 auto;
    }
    /*______________________________________产品引导页*/
    .guide {
        display: none;
    }
    .biaoti .about {
        display: none;
    }
    .h80 {
        display: none;
    }
    .nav {
        height: 54px;
        background: #f7f7f7;
        padding-top: 0px;
        display: flex;
        align-items: center;
    }
    .nav ul {
        width: 90%;
        margin: 0 auto;
        /*overflow-y: auto;*/
        overflow-y: scroll;
        scrollbar-width: none;
    }
    .nav ul::-webkit-scrollbar {
        display: none; /* 针对WebKit浏览器隐藏滚动条 */
    }
    .nav ul li a {
        font-size: 12px;
        padding: 0 12px;
        white-space: nowrap;
    }
    .appositive {
        padding-top: 0px; 
    }
    .appositive .h408 {
        display: flex;
        flex-wrap: wrap;
        padding-bottom: 47px;
    }
    .appositive .more {
        display: block !important;
        text-align: center;
        color: #C1C1C1;
        font-size: 12px;
    }
    .appositive1 .h408 .Slider {
        margin-left: 0% !important;
    }
    .appositive .h408 .Slider {
        width: 168px;
        height: 265px;
        margin-right: 0px;
        margin-left: 4.5%;
        margin-top: 16px;
        justify-content: center;
    }
    .appositive .h408 .Slider .h208 {
        max-width: 107px;
        height: 135px;
        display: flex;
        align-items: center;
        margin-top: 0px;
    }
    .appositive .h408 .Slider .h208 img {
        height: 80%;
    }
    .appositive .h408 .Slider h6 {
        line-height: 22px;
        padding-top: 10px;
        text-align: center;
    }
    .appositive .h408 .Slider button {
        width: 153px;
        /*height: 30px;*/
        margin-bottom: 21px;
    }
    .pcdyc {
        display: none;
    }
    .yidd {
        display: block !important;
    }
    .element-top {
        width: auto;
        flex-wrap: wrap;
        justify-content: flex-start;
        margin: 40px auto;
        margin-top: 20px;
        padding-bottom: 20px;
    }
    .element-top .base-element {
        /*width: 5rem;*/
        /*margin-left: 3.7%;*/
        width: 15%;
        margin: 0rem 0rem;
        margin-left: 4.2%;
        margin-top: 10px;
    }
    .element-top .color-2 {
        display: none;
    }
    .nav ul li .self {
        padding: 0;
        border-bottom: 0px solid #319feb;
    }

    .nav ul .selfxhx {
        padding: 0 7px 7px 7px;
        border-bottom: 4px solid #319feb;
    }
    .radiate {
        width: 90% !important;
    }
    .biaoti span {
        width: 52%;
    }
    .biaoti .yxian {
        width: 85% !important;
    }
    
    /*__________________________________标准溶液*/
    .pccp {
        display: none;
    }
    .ydcp {
        width: 90%;
        display: block !important;
        margin: 0 auto;
        padding-bottom: 50px;
    }
    .ydcp .crown {
        padding-top: 0px;
        padding-left: 0px;
        margin-top: 24px;
    }
    .ydcp .crown li {
        padding-bottom: 25px;
    }
    .ydcp .crown .loading {
        font-size: 12px;
        text-align: center;
        color: #C1C1C1;
    }
    
    .ydcp .crown li h6 {
        font-family: Microsoft YaHei, Microsoft YaHei-Normal;
        height: 36px;
        background: #319fe9;
        font-weight: bold;
        color: #fff;
        font-size: 18px;
        line-height: 36px;
        padding-left: 15px;
        margin-bottom: 17px;
    }
    .ydcp .crown li p {
        font-family: Microsoft YaHei, Microsoft YaHei-Normal;
        font-size: 15px;
        color: #797979;
        line-height: 40px;
    }
    .ydcp .crown li p span {
        color: #000;
        padding-left: 10px;
    }
    /*——————————————————————————————————————————————————————————关于我们*/
    .about .about_table {
        font-size: 16px;
        padding: 20px;
    }
    .about .about_weare {
        height: auto;
        padding: 20px;
    }
    .about .about_weare h1 {
        font-size: 30px;
    }
    .about .about_weare div {
        font-size: 16px;
    }
    .about .about_wedo {
        height: auto;
        padding: 20px;
        font-size: 16px;
    }
    .about .about_wedo .about_wedo_text2 {
        font-size: 30px;
    }
    .about_our {
        height: auto;
        padding: 20px;
    }
    .about_our ui li {
        font-size: 16px;
    }
    .about_our .about_our_title {
        font-size: 30px;
    }
    .about_become {
        height: auto;
        padding: 20px;
    }
    .about_become p {
        font-size: 22px;
    }
    .auto_certificate {
        padding-top: 0;
    }
    .auto_certificate h1 {
        font-size: 30px;
    }
    .auto_certificate_con div {
        width: 33%;
        height: auto;
    }
    .floatImgWrap {
        width: 90%;
        margin: 0 auto;
        padding-top: 15px;
    }
    .floatImgWrap .forMargin {
        display: none;
    }
    .floatImgWrap .form {
        justify-content: flex-start;
    }
    .floatImgWrap .form .floatImg {
        width: 100%;
        flex-direction: row;
        justify-content: flex-start;
        border-bottom: 1px solid #EBEBEB;
        padding: 25px 0;
    }
    .floatImgWrap .form .floatImg .floatImg1 {
        padding-right: 21px;
    }
    .floatImgWrap .form .floatImg .floatImg2 {
        text-align: left;
        align-items: flex-start;
    }
    .floatImgWrap .form .floatImg:last-of-type {
        border-bottom: 0px solid #EBEBEB;
    }
    .floatImgWrap .form .floatImg .floatImg2 p,
    .floatImgWrap .form .floatImg .floatImg2 h6 {
        padding-top: 0px;
    }
    .floatImgWrap .form .floatImg .floatImg2 p {
        line-height: 25px;
    }
    .ditu #map {
        width: 100% !important;
        height: 229px !important;
    }
    /*_____________________________________________产品详细页*/
    .radioi_sotopes_left {
        display: none;
    }
    .radioi_sotopes .radioi_sotopes_right .radioi_sotopes_right_title {
        font-size: 30px !important;
    }
    .radioi_sotopes_right_box .sotopes_right_box .box_right {
        width: 50%;
    }
    .radioi_sotopes_right_box .sotopes_right_box .box_right .span1 {
        font-size: 18px !important;
    }
    .route{
        display: none;
    }
    .Zone {
        flex-direction: column;
        width: 90% !important;
        padding-bottom: 150px;
        position: relative;
        margin-top: 44px;
    }
    .Zone .popup {
        width: auto;
    }
    .Zone .forMargin {
        width: auto;
        height: auto;
        padding-top: 15px;
        padding-bottom: 30px;
    }
    .Zone .forMargin img {
        /*width: 100%;*/
        width: 50%;
    }
    .Zone .popup h2 {
        width: 100%;
        position: absolute;
        top: -35px;
        text-align: center;
    }
    .Zone .popup button {
        width: 100%;
    }
    .radioi_sotopes .Logistics_top span {
        font-size: 18px;
    }
    .radioi_sotopes .Logistics_bottom img {
        height: auto;
    }
    /*————————————————————————————————————————————————新闻详细页*/
    .news {
        border: 0px solid #d3d3d3 !important;
    }
    main .news ul li {
        width: auto;
        height: auto;
        margin-right: 0px;
    }
    .buildNew_txt {
        width: 90%;
        margin: 0 auto;
        padding-bottom: 70px;
        padding-top: 30px !important;
    }
    .buildNew_txt h4 {
        font-size: 18px !important;
        margin-bottom: 15px !important;
        color: #333 !important;
    }
    figure {
        width: auto !important;
    }
    /*———————————————————————————————————————————————知识分享*/
    .buildNew_list {
        width: 90%;
        padding-bottom: 30px;
    }
    .buildNew_list ul li {
        padding-top: 0px;
        padding-bottom: 10px;
    }
    .buildNew_list ul li p {
        padding-top: 8px;
        /*display: none;*/
        overflow: hidden;
        display: -webkit-box;
        -webkit-line-clamp: 1;
        -webkit-box-orient: vertical;
        text-overflow: ellipsis;
        white-space: normal;
    }
    .buildNew_list ul li:hover h6 a {
        color: #333;
    }
    .buildNew_list ul li h6 a {
        display: inline-block;
        width: 100%;
    }
    main .contact_box .contact_box_div1 {
        padding: 20px;
    }
    main .contact_box .contact_box_div1 .box_div1_text {
        font-size: 30px;
    }
    main .contact_box .contact_box_div1 .box_div1_text2 {
        font-size: 16px;
        margin: 30px 0 15px 0;
    }
    main .contact_box .contact_box_div1 .box_div1_text3 {
        font-size: 16px;
    }
    main .contact_box .contact_box_div2 img {
        width: 90px;
        height: 90px;
    }
    main .contact_box .contact_box_div2 {
        height: auto;
        padding: 20px;
    }
    main .contact_box_div2_text{
        height: auto;
        margin-left: 20px;
    }
    main .contact_box_div2_text p {
        font-size: 16px;
        line-height: 30px;
    }
    main .contact_box .contact_box_div3 {
        height: auto;
        padding: 20px;
    }
    main .contact_box_div3_text p {
        font-size: 16px;
    }
    main .contact_box .contact_box_div3 img {
        width: 90px;
        height: 80px;
        margin-left: 0px;
    }
    /*_____________________________________页脚*/
    .folder {
        width: 90%;
        margin: 0 auto;
        padding-top: 30px;
        padding-bottom: 50px;
    }
    .folder .build_fold_txt p {
        line-height: 25px;
        font-size: 14px;
        padding-bottom: 20px;
    }
}