.pc {
    display: block;
}

.phone {
    display: none;
}

@media screen and (max-width: 700px) {

    .pc {
        display: none !important;
    }

    .phone {
        display: block !important;
    }

    .w-ph-25 {
        width: 25%;
    }

    .w-ph-100 {
        width: 100%;
    }

    body {
        overflow-x: hidden;
    }

    .nav {
        z-index: 999;
    }

    .jc-sb-ph {
        justify-content: space-between;
    }

    .swiper-container {
        display: none;
    }

    .text_ph_center {
        text-align: center;
    }

    .navbar {
        position: absolute;
        top: 0;
        width: 100%;
    }

    .navbar h1 {
        font-size: 22px;
        margin-bottom: 0;
        color: #fff;
    }

    .navbar p {
        font-size: 12px;
        color: #fff;
    }

    .navbar-nav {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .nav-item {
        width: 33%;
    }

    .nav-link2 {
        display: block;
        padding: 10px 0px;
        position: initial;
        background-color: #0079cf;
        color: #fff;
    }

    .navbar-expand-lg .navbar-nav .nav-link {
        padding: 10px 0;
        text-align: center;
    }

    .ds_f {
        width: 100%;
    }

    /*  */

    .about h1 {
        text-align: center;
        color: #b0b0b0;
        font-size: 22px;
    }

    .about h2 {
        font-size: 38px;
        text-align: center;
        font-weight: bold;
    }

    /*  */

    .gccl_list {
        width: 50%;
        padding: 10px;
    }

    .gccl h1 {
        font-size: 30px;
        font-weight: 500;
    }

    /*  */

    .pro_list {
        width: 100%;
        padding: 10px;
        background: #fff;
        margin: 20px 0;
    }

    .pro_list div {
        background-color: transparent;
        padding: 0;
    }

    .pro .more {
        width: 200px;
        border: 1px solid #fff;
        border-radius: 50%;
        padding: 10px 0;
        text-align: center;
        color: #fff;
        display: block;
        border-radius: 50px;
        margin: auto;
    }

    /*  */

    .lkzz .more {
        position: initial;
        display: block;
        margin: auto;
        margin-top: 15px;
    }

    .sgly {
        border-bottom: 1px solid #f1f1f1;
    }

    /*  */

    .news_link h3 {
        color: #0173ca;
    }

    .news_link {
        border-bottom: 1px dashed #b0b0b0;
    }

    /*  */

    .footer {
        display: none;
    }

    .footer_ph {
        border-top: 10px solid #007ad0;
        background-color: #2a2d33;
    }

    .footer_ph_s {
        display: flex;
        color: #fff;
    }

    .footer_ph_x {
        border-top: 1px solid #848689;
        color: #848689;
    }

    .footer_ph_x a {
        color: #848689;
    }

    .code_ph img {
        width: 100%;
    }

    .phone_img {
        background: url(../images/phone/phone.png)no-repeat;
        background-position-y: center;
        background-size: 35px 35px;
        padding-left: 40px;
    }

    .add_img {
        background: url(../images/phone/add.png)no-repeat;
        background-position-y: center;
        background-size: 35px 35px;
        padding-left: 40px;
    }
}