.pc {
    display: block;
}

.phone {
    display: none !important;
}

@media screen and (max-width: 700px) {
    .pc {
        display: none !important;
    }

    .phone {
        display: block !important;
    }

    .footer {
        display: none;
    }

    .navbar {
        display: none;
    }

    .top_bg {
        display: block !important;
        position: relative;
        position: fixed;
        z-index: 999;
        top: 0;
        left: 0;
        width: 100%;
        background: -webkit-linear-gradient(left, rgba(51, 133, 204, 1), rgba(64, 166, 255, 1));
        background: -moz-linear-gradient(left, rgba(51, 133, 204, 1), rgba(64, 166, 255, 1));
        background: -ms-linear-gradient(left, rgba(51, 133, 204, 1), rgba(64, 166, 255, 1));
        background: -o-linear-gradient(left, rgba(51, 133, 204, 1), rgba(64, 166, 255, 1));
        background: linear-gradient(left, rgba(51, 133, 204, 1), rgba(64, 166, 255, 1));
    }

    .top_bg .top_main {
        margin: 5% 3%;
        overflow: hidden;
    }

    .top_bg .top_logo {
        display: inline-block;
        vertical-align: middle;
        width: 36%;
        position: absolute;
        left: 3%;
        top: 0;
        height: 100%;
    }

    .top_bg .top_logo img {
        display: block;
        max-width: 100%;
        max-height: 90%;
        position: absolute;
        left: 0;
        top: 50%;
        transform: translate(0, -50%);
        -o-transform: translate(0, -50%);
        -ms-transform: translate(0, -50%);
        -moz-transform: translate(0, -50%);
        -webkit-transform: translate(0, -50%);
    }

    .container-fluid {
        background-color: #fafafa;
        border-top: #eee solid 1px;
    }

    .foot_nav {
        position: relative;
    }

    .foot_nav .collapse {
        position: absolute;
        width: 100%;
        height: 0;
        bottom: 100%;
        background: #fff;
    }

    .foot_nav:hover .collapse {
        height: 132px;
        display: block;
    }

    .foot_nav .collapse li {
        border-top: #ddd solid 1px;
    }

    .foot_nav .collapse a {
        font-size: 16px;
        display: block;
        color: #666;
        line-height: 2;
    }

    section {
        display: none;
    }

    .contentbox {
        height: 100%;
        display: block !important;
    }

    .screen {
        height: 100%;
    }

    .banner_phone .swiper-slide {
        background-color: #000;
    }

    .banner_phone .swiper-slide img {
        display: block;
        width: 100%;
        opacity: .7;
    }

    .logobox {
        position: absolute;
        left: 50%;
        top: 36%;
        z-index: 99;
        transform: translate(-50%, -36%);
    }

    .logobox div,
    .logobox span,
    .logobox div i {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
    }

    .logobox div i img {
        display: block;
        width: 100%;
    }

    .logobox div i:nth-child(1) {
        width: 150px;
        height: 150px;
    }

    .logobox div i:nth-child(1) img {
        animation: yuan01 2s infinite;
        -webkit-animation: yuan01 2s infinite;
        -ms-animation: yuan01 2s infinite;
        -moz-animation: yuan01 2s infinite;
        -o-animation: yuan01 2s infinite;
    }

    .logobox div i:nth-child(2) {
        width: 170px;
        height: 170px;
    }

    .logobox div i:nth-child(2) img {
        animation: yuan02 3s infinite;
        -webkit-animation: yuan02 3s infinite;
        -ms-animation: yuan02 3s infinite;
        -moz-animation: yuan02 3s infinite;
        -o-animation: yuan02 3s infinite;
    }

    .logobox div i:nth-child(3) {
        width: 190px;
        height: 190px;
    }

    .logobox div i:nth-child(3) img {
        animation: yuan03 4s infinite;
        -webkit-animation: yuan03 4s infinite;
        -ms-animation: yuan03 4s infinite;
        -moz-animation: yuan03 4s infinite;
        -o-animation: yuan03 4s infinite;
    }

    .logobox span {
        background-color: #fff;
        display: block;
        width: 130px;
        height: 130px;
        border-radius: 50%;
    }

    .logobox div,
    .logobox span,
    .logobox div i {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
    }

    .logobox span img {
        display: block;
        margin: 0 auto;
        max-width: 100%;
        max-height: 70%;
        margin-top: .14rem;
    }

    .doci_jt {
        position: absolute;
        bottom: 10%;
        width: 100%;
        z-index: 99;
        animation: doci 2s infinite;
        -webkit-animation: doci 2s infinite;
        -ms-animation: doci 2s infinite;
        -moz-animation: doci 2s infinite;
        -o-animation: doci 2s infinite;
    }

    .doci_jt img {
        display: block;
        margin: 0 auto;
        width: 36px;
    }

    .doci_jt span {
        display: block;
        margin: 1% auto;
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background-color: #fff;
    }

    .sy_title {
        text-align: center;
        margin: 20% 0 5%;
    }

    .sy_title>div {
        display: inline-block;
        text-align: left;
    }

    .sy_title>div h1 {
        position: relative;
        padding-bottom: 0.06rem;
        display: inline-block;
    }

    .sy_title>div i {
        display: inline-block;
        vertical-align: middle;
        margin-right: .05rem;
    }

    .sy_title>div i img {
        display: block;
        width: 34px;
    }

    .sy_title>div h1 span {
        display: inline-block;
        vertical-align: middle;
        font-size: 24px;
        color: #333;
        line-height: 120%;
    }

    .sy_title>div h1 b {
        position: absolute;
        left: 0;
        bottom: 0;
        width: 60%;
        height: 1px;
        background-color: #ccc;
    }

    .sy_title>div p {
        text-align: right;
    }

    .sy_title>div p span {
        border-left: 1px solid #ccc;
        border-bottom: #ccc solid 1px;
        display: inline-block;
        padding: 3% 0;
        color: #3385cc;
        font-size: 12px;
        font-family: arial;
        text-transform: uppercase;
        text-indent: .3em;
    }

    .product_phone ul li a {
        display: block;
        margin: 2%;
        padding: 3%;
        border-radius: .07rem;
        box-shadow: 0 0 0.1rem rgba(0, 0, 0, .2);
        overflow: hidden;
    }

    .product_phone ul li a i {
        display: block;
    }

    .product_phone ul li a i img {
        display: block;
        width: 100%;
    }

    .product_phone ul li h2 {
        text-align: center;
        line-height: 150%;
        margin-top: 3%;
        font-size: 14px;
        color: #666;
        white-space: nowrap;
        text-overflow: ellipsis;
        overflow: hidden;
    }

    .about {
        background: url(../images/phone/bg_about.jpg) no-repeat center center;
        background-size: 100% 100%;
    }

    .about {
        background: url(../images/phone/bg_about.jpg) no-repeat center center;
        background-size: 100% 100%;
    }

    .about .con {
        padding: 0 2%;
    }

    .about .con b {
        display: block;
        border-radius: .07rem;
        overflow: hidden;
    }

    .about .con b img {
        display: block;
        width: 100%;
    }

    .about .con h2 {
        margin: 0 3%;
        background-color: rgba(51, 133, 204, .9);
        border-radius: .07rem;
        padding: 3%;
        color: #fff;
        font-size: 14px;
        line-height: 150%;
        text-indent: 2em;
        margin-top: -35%;
        position: relative;
    }

    .about .con h2 * {
        margin-bottom: 3%;
    }

    .about .sy_btn {
        text-align: right;
        margin: 5% 0;
        margin-right: 3%;
    }

    .sy_btn a {
        display: inline-block;
        border-radius: 100px;
        border: #3385cc solid 2px;
        position: relative;
        height: 40px;
        line-height: 40px;
        width: 46%;
        text-align: center;
    }

    .sy_btn_w a {
        border: #99cfff solid 2px;
        background-color: rgba(51, 133, 204, .8);
    }

    .sy_btn a span {
        font-size: 14px;
        color: #3385cc;
        display: inline-block;
        margin-right: 15%;
    }

    .sy_btn_w a span {
        color: #fff;
    }

    .sy_btn a i {
        position: absolute;
        background-color: #3385cc;
        height: 40px;
        width: 40px;
        border-radius: 100%;
        border: #3385cc solid 2px;
        right: -2px;
        top: -2px;
        box-shadow: -0.02rem 0 0.05rem rgba(0, 0, 0, .4);
        -webkit-border-radius: 100%;
        -moz-border-radius: 100%;
        -ms-border-radius: 100%;
        -o-border-radius: 100%;
    }

    .sy_btn_w a i {
        border: #99cfff solid 2px;
        background-color: rgba(51, 133, 204, .8);
    }

    .sy_btn a i img {
        width: 48%;
        display: block;
        margin: 25% auto;
        margin-left: 32%;
    }

    .sy_btn_w a i {
        border: #99cfff solid 2px;
        background-color: rgba(51, 133, 204, .8);
    }

    .sy_title_w>div h1 span {
        color: #fff;
    }

    .sy_title_w>div p span {
        color: #fff;
        border-left: 1px solid #fff;
        border-bottom: #fff solid 1px;
    }

    .newsbox {
        background: url(../images/phone/bg_news.jpg) no-repeat top center;
        background-size: 100% 100%;
    }

    .news ul li {
        background-color: #fff;
        margin-bottom: 0.15rem;
    }

    .news ul li {
        background-color: #fff;
        margin-bottom: 5px;
    }

    .news ul li a {
        display: block;
        overflow: hidden;
        margin: 2%;
    }

    .news ul li a dl {
        height: 70px;
        overflow: hidden;
        position: relative;
    }

    .news ul li a dl dt {
        white-space: nowrap;
        text-overflow: ellipsis;
        overflow: hidden;
        font-size: 16px;
        color: #333;
        line-height: 160%;
    }

    .news ul li a dl dd {
        white-space: nowrap;
        text-overflow: ellipsis;
        overflow: hidden;
        font-size: 14px;
        color: #666;
        line-height: 180%;
    }

    .news ul li a dl span {
        font-size: 14px;
        color: #999;
        position: absolute;
        bottom: 0;
    }

    .sy_btn {
        text-align: center;
        margin: 5% 0;
    }

    .footbox {
        background-color: #1e374d;
        padding-bottom: 22%;
    }

    .footbox h1 {
        text-align: center;
        border-bottom: #4c7599 solid 1px;
        font-size: 14px;
        color: #669ccc;
        line-height: 200%;
        padding: 2% 0 1%;
    }

    .footbox h1 a {
        color: #669ccc;
    }

    .footbox .txt {
        color: #4c7599;
        font-size: 14px;
        text-align: center;
        line-height: 150%;
        padding: 5% 2% 0;
    }

    .footbox .txt a {
        color: #4c7599;
    }

    @keyframes yuan01 {
        0% {
            transform: rotateZ(0deg);
        }

        100% {
            transform: rotateZ(360deg);
        }
    }

    @keyframes yuan02 {
        0% {
            transform: rotateZ(0deg);
        }

        100% {
            transform: rotateZ(360deg);
        }
    }

    @keyframes yuan03 {
        0% {
            transform: rotateZ(0deg);
        }

        100% {
            transform: rotateZ(360deg);
        }
    }

    @keyframes doci {
        0% {
            bottom: 9%;
        }

        50% {
            bottom: 11%;
        }

        100% {
            bottom: 9%;
        }
    }

    .zi_left {
        display: none;
    }

    .zi_right {
        width: 100%;
    }

    .zy_title {
        overflow: hidden;
        margin-bottom: 5%;
        display: block;
    }

    .zy_title h1 {
        float: left;
        border-left: #3385cc solid 1px;
        margin-left: 10px;
        padding-bottom: 3.6%;
        position: relative;
        max-width: 85%;
        white-space: nowrap;
        text-overflow: ellipsis;
    }

    .zy_title h1 span {
        display: block;
        line-height: 24px;
        font-size: 20px;
        border-bottom: #3385cc solid 1px;
        width: 100%;
        position: relative;
        left: -10px;
        text-indent: 20px;
        padding-right: 1%;
        color: #3385cc;
        background: -webkit-linear-gradient(left, #3385cc, #40a6ff);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        animation: zytit 1s forwards;
        -webkit-animation: zytit 1s forwards;
        -ms-animation: zytit 1s forwards;
        -moz-animation: zytit 1s forwards;
        -o-animation: zytit 1s forwards;
    }

    .zy_title h1 b {
        position: absolute;
        background-color: #3385cc;
        width: 5px;
        height: 5px;
        border-radius: 100%;
        left: -3px;
        top: 25px;
    }

    .zy_title h1 span i {
        font-size: .22rem;
        text-transform: capitalize;
    }

    .zy_title>a {
        float: right;
    }

    .zy_title>a img {
        display: block;
        height: 18px;
        margin-top: 2px;
    }

    .copy,
    .footer_com {
        display: none;
    }

    .footer_ph {
        display: block;
    }

    .news_ul li:nth-child(odd) {
        background-color: #fafafa;
    }

    .news_ul li {
        border-bottom: #ddd solid 1px;
        padding: 3%;
        margin: 0;
    }

    .news_ul li a {
        display: block;
        overflow: hidden;
    }

    .news_ul li dl {
        height: 70px;
        position: relative;
    }

    .news_ul li dl dt {
        white-space: nowrap;
        text-overflow: ellipsis;
        overflow: hidden;
        font-size: 18px;
        color: #333;
        line-height: 150%;
    }

    .news_ul li dl dd {
        white-space: nowrap;
        text-overflow: ellipsis;
        overflow: hidden;
        font-size: 14px;
        color: #666;
        line-height: 180%;
    }

    .news_ul li dl span {
        font-size: 12px;
        color: #999;
        position: absolute;
        bottom: 0;
    }

    .news_ul {
        padding: 0;
    }

    .container {
        padding-right: 0;
        padding-left: 0;
    }

    .productbox,
    .about,
    .newsbox {
        height: 666px;
    }
}