@media screen and (max-width: 768px) {
    .search {
        height: 4rem;
    }

    .search .about {
        width: 100%;
        margin-top: 4rem;
    }

    .search .keywords {
        display: none;
    }
    
    .search .about form {
        margin: 0 auto;
    }

    .search .input {
        margin: 0 auto;
    }

    .content {
        width: 100%;
        flex-direction: column;
        /* margin: 1.5625rem auto; */
        margin: 1.5625rem auto;
        margin-top: 0;
    }

    .content .left {
        width: 100%;
    }

    .content .left .nav {
        border: none;
    }

    .yihua_navbar ul .hover {
        background: initial;
    }

    .content .left .nav .title {
        display: none;
    }

    .content .left .nav .list {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        padding: 0;
        padding-left: 1.5rem;
        display: none;
    }

    .content .left .nav .list a {
        width: auto;
        display: block;
        margin-top: 1.25rem;
        margin-right: 1.25rem;
    }

    .content .left .nav .list li {
        width: 7.8125rem;
        height: 2.5rem;
        line-height: 2.5rem;
        font-size: 1.125rem;
        border: none;
        min-height: initial;
        text-align: center;
        display: inline-block;
        color: #0068B7;
        border: 1px solid #0068B7;
        border-radius: .3125rem;
        overflow: hidden;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 1;
        display: -webkit-box;
        text-overflow: ellipsis;
    }

    .content .left .nav .list .check li {
        background-color: #0068B7;
        color: #FFFFFF;
    }

    .content .left .nav .list li img {
        display: none;
    }

    .content .left .product {
        display: none;
    }

    .content .left .connect {
        display: none;
    }

    .content .right {
        width: auto;
        padding: 0 1.25rem;
        box-sizing: border-box;
    }
    
    .content .right .about img {
        width: auto !important;
        height: auto !important;
        max-width: 100%;
        max-height: 100%;
    }

    .content .right .banner {
        height: auto;
        margin: 1.875rem auto;
    }

    .bottom_nav {
        width: 100%;
        display: none;
    }


    .profile .about {
        font-size: 1.125rem;
        line-height: 2.1875rem;
    }
    
    .profile .about img {
        width: auto !important;
        height: auto !important;
        max-width: 100%;
        max-height: 100%;
    }

    .product .nav {
        width: 100%;
        flex-wrap: wrap;
        margin: 1.875rem 0;
        margin-top: 0;
    }

    .product .nav div {
        margin-right: 3.5%;
        margin-top: 1.25rem;
        overflow: hidden;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 1;
        display: -webkit-box;
        text-overflow: ellipsis;
        font-size: 1.125rem;
    }

    .product .nav div:nth-child(3n) {
        margin-right: 0;
    }

    .product .list {
        justify-content: space-between;
    }

    .product .list a {
        width: 45%;
    }

    .product .list a .item {
        width: 100%;
        margin-bottom: 1.875rem;
    }

    .product .list .item .img {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        border: 1px solid #F5F5F5;
    }

    .product .list .item .img img {
        width: auto;
        height: auto;
        max-width: 100%;
        max-height: 100%;
    }

    .product .list .item .title {
        font-size: 1rem;
    }

    .honor .about .list {
        justify-content: space-between;
    }

    .honor .about .list li {
        width: 45%;
    }

    .honor .about .list li a {
        width: 100%;
        display: inline-block;
    }

    .honor .about .list li a .img {
        width: 100%;
    }

    .honor .about .list li a p {
        font-size: 1rem;
    }

    .pages .skip,
    .pages .show {
        display: none;
    }

    .pages .pages_box div {
        margin-right: .625rem;
    }

    .culture .about {
        border: none;
        padding: 0;
        font-size: 1.125rem;
    }

    .develop .about {
        font-size: 1.125rem;
    }

    .news .about .list li {
        padding: .9375rem 0;
    }

    .news .about .list li a .img {
        width: 8.625rem;
        height: 5.625rem;
    }

    .news .about .list li a .message .title {
        font-size: 1.125rem;
        overflow: hidden;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
        display: -webkit-box;
        text-overflow: ellipsis;
    }

    .news .about .list li a .message .bottom .time {
        font-size: .875rem;
    }

    .news .about .list li a .message .bottom .btn {
        font-size: .875rem;
    }

    .support_detail .info .title {
        margin: 1.875rem auto .9375rem;
    }

    .support_detail .info .subtitle div:first-child img {
        width: 1rem;
        height: 1rem;
    }

    .support_detail .info .subtitle div:last-child img {
        width: 1.1875rem;
        height: 1rem;
    }

    .support_detail .info .subtitle {
        font-size: .875rem;
    }

    .support_detail .info .desc {
        font-size: 1.125rem;
    }

    .laboratory .info {
        font-size: 1.125rem;
    }

    .serve .info {
        font-size: 1.125rem;
    }

    .serve .info img {
        width: 6.25rem !important;
        height: 6.25rem !important;
    }

    .support .list .item div:first-child {
        font-size: 1.125rem;
    }

    .support .list .item div:last-child {
        font-size: 1rem;
    }

    .lab_client .info {
        padding: .9375rem 0 !important;
    }

    .video .list {
        justify-content: space-between;
    }

    .video .list .item {
        width: 47%;
        margin-right: 0;
    }

    .video .list .item .img {
        width: 100%;
    }

    .client .about {
        padding: 0;
        border: none;
        font-size: 1.125rem;
    }

    .client .about .title {
        margin-bottom: 1.875rem;
    }
    
    .client .about table {
         width: 100% !important;
     }
    
    .client .about table td {
        overflow: hidden;
    	-webkit-box-orient: vertical;
    	-webkit-line-clamp: 1;
    	display: -webkit-box;
    	text-overflow: ellipsis;
    }

    .contact .about {
        padding: 0;
        border: none;
        font-size: 1.125rem;
    }
}