@media screen and (min-width: 1000px) {
    .mobile-about {
        display: none;
    }

    * {
        padding: 0;
        margin: 0;
        font-family: Helvetica Neue, Helvetica;
    }

    .clear:after {
        display: block;
        clear: both;
        content: "";
        visibility: hidden;
        height: 0;
    }

    ul,li {
        list-style-type: none;
    }

    img {
        display: block;
    }

    html,body {
        width: 100%;
        height: 100%;
    }

    .pc-about {
        width: 100%;
        height: 100%;
        background-color: #dde0e3;
        position: relative;
    }

    .pc-about .cnt {
        width: 800px;
        height: 300px;
        position: absolute;
        transform: translateX(-50%) translateY(-70%);
        top: 50%;
        left: 50%;
    }

    .pc-about .cnt .cnt-left {
        background: #fff;
        width: 350px;
        height: 300px;
        float: left;
    }

    .pc-about .cnt .cnt-right {
        width: 450px;
        height: 300px;
        float: right;
        background: #fff;
        /*padding-left: 42px;*/
        padding-right: 42px;
        box-sizing: border-box;
    }

    .pc-about .cnt .cnt-right .cnt-title {
        font-family: PingFangSC-Ultralight;
        font-size: 30px;
        line-height: 30px;
        color: #000000;
        letter-spacing: 0;
        text-align: left;
        margin-top: 63px;
        font-weight: 300;
    }

    .pc-about .cnt .cnt-right .cnt-line {
        /*background-image: linear-gradient(-142deg, #28f092 0%, #30cce8 100%);*/
        background-color: #bdb32b;
        width: 61px;
        height: 2px;
        border: 1px;
        margin-top: 26px;
    }

    .pc-about .cnt .cnt-right .cnt-list {
        font-family: PingFang-SC-Regular;
        font-size: 14px;
        color: #35393f;
        letter-spacing: 0;
        text-align: justify;
        line-height: 25px;
        margin-top: 26px;
    }

    .pc-about .cnt .cnt-right .cnt-list li {
        height: 25px;
    }

    .pc-about .cnt .cnt-right .cnt-list .dt {
        font-weight: 600;
    }

    .pc-about .cnt .cnt-right .cnt-list .dd {
        font-weight: 300;
    }

    .pc-about .cnt .cnt-right .cnt-list a {
        color: #35393f;
        text-decoration: none;
    }

    .pc-about .cnt .cnt-right .cnt-detail {
        font-family: PingFang-SC-Regular;
        font-size: 16px;
        color: #35393f;
        letter-spacing: 0;
        text-align: justify;
        line-height: 22px;
        margin-top: 26px;
    }

    .head-bar {
        display: flex;
        justify-content: center;
        align-items: center;
        width: 100%;
        height: 90px;
        color: white;
        background: black;
    }
    .head-bar-inner {
        width: 1070px;
        height: 90px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .head-bar-left {
        display: inline-block;
        float: left;
    }
    .head-bar-right {
        display: inline-block;
        float: right;
        width: 300px;
        font-size: 20px;
    }
    .head-bar-right > div {
        display: flex;
        justify-content: space-between;
    }
    .head-bar-right > div span {
        font-size: 20px;
        font-family:PingFangSC-Regular;
        cursor: pointer;
    }
    #toContactUS {
        color:#01c2c3;
        cursor: auto;
    }
}

@media screen and (max-width: 999px) {
    .head-bar {
        display: none;
    }
    .pc-about {
        display: none;
    }

    html,body {
        width: 100%;
        height: 100%;
    }

    ul,li {
        list-style-type: none;
    }

    * {
        padding: 0;
        margin: 0;
        font-family: Helvetica;
    }

    .clear:after {
        display: block;
        clear: both;
        content: "";
        visibility: hidden;
        height: 0
    }

    img {
        display: block;
    }

    .mobile-about {
        width: 100%;
        /*max-width: 640px;*/
        min-height: 100%;
        margin: 0 auto;
        background-color: #fff;
        position: relative;
    }

    .mobile-about .cnt {
        width: 100%;
    }

    .mobile-about .cnt .cnt-left {
        padding-bottom: 20px;
        padding-top: 20px;
        background-color: #bdb32b;
        width: 100%;
    }

    .mobile-about .cnt .cnt-right {
        width: 100%;
        background: #fff;
        padding-left: 33px;
        padding-right: 33px;
        box-sizing: border-box;
    }

    .mobile-about .cnt .cnt-right .cnt-title {
        font-family: PingFang-SC-UltraLight;
        font-size: 30px;
        line-height: 30px;
        color: #000000;
        letter-spacing: 0;
        text-align: left;
        margin-top: 33px;
        font-weight: 300;
    }

    .mobile-about .cnt .cnt-right .cnt-line {
        /*background-image: linear-gradient(-142deg, #28f092 0%, #30cce8 100%);*/
        background-color: #bdb32b;
        width: 61px;
        height: 2px;
        border: 1px;
        margin-top: 26px;
    }

    .mobile-about .cnt .cnt-right .cnt-list {
        font-family: PingFang-SC-Regular;
        font-size: 14px;
        color: #35393f;
        letter-spacing: 0;
        text-align: justify;
        line-height: 25px;
        margin-top: 26px;
    }

    .mobile-about .cnt .cnt-right .cnt-list li {
        height: 30px;
    }

    .mobile-about .cnt .cnt-right .cnt-list .dt {
        font-weight: 600;
    }

    .mobile-about .cnt .cnt-right .cnt-list a {
        color: #35393f;
        text-decoration: none;
    }

    .mobile-about .cnt .cnt-right .cnt-detail {
        font-family: PingFang-SC-Regular;
        font-size: 15px;
        color: #35393f;
        letter-spacing: 0;
        text-align: justify;
        line-height: 30px;
        margin-top: 26px;
        font-weight: 300;
        padding-bottom: 50px;
    }
}