@media screen and (max-width: 1360px){

    body .about{

        min-width: unset;

        width: 100%;

        margin-top: 1rem;

    }

    body .about-banner{
        height: 8rem;
    }

    body .about-nav{

        width: 100%;

        height: 4rem;

        background-color: #fff;

        display: flex;

        justify-content: center;

    }

    

    body .about-nav-content{

        width: 100%;

        margin: 0 auto;

        display: flex;

        padding: 0 1rem;

        box-sizing: border-box;

        justify-content: space-between;

    }

    body .about-nav-content-left{

        width: 100%;

        overflow: auto;

        display: flex;

    }

    body  .about-nav-content-left a{

        flex-shrink: 0;

        width: unset;

        text-align: center;

        height: 100%;

        line-height: 4rem;

        color: #000000;

        font-size: 1.2rem;

        position: relative;

        margin-right: 2rem;

        cursor: pointer;

        transition: all .5s;

    }

    

    body .about-nav-content-left a:last-child{

        margin: 0;

    }



    body .about-nav-content-left a:hover::after{

        color: unset;

        content:unset;

        width: unset;

        position: unset;

        bottom: unset;

        left: unset;

        height: unset;

        background-color: unset;

        color: unset;

        transition: unset;

    }

    body .select-nav::after{

        content: unset;

        width: unset;

        position: unset;

        bottom: unset;

        left: unset;

        height: unset;

        background-color: unset;

        color: unset;

    }

    

    body .about-nav-content-right{

        display: flex;

        align-items: center;

        display: none;

    }

    

}

.about {

    display: flex;

    flex-direction: column;

    width: 100%;

    background-color: #f1f9fc;

}





.about-nav{

    width: 100%;

    height: 70px;

    background-color: #fff;

    display: flex;

    justify-content: center;

}



.about-nav-content{

    width: 1360px;

    margin: 0 auto;

    display: flex;

    padding: 0 20px;

    box-sizing: border-box;

    justify-content: space-between;

}

.about-nav-content-left{

    display: flex;

}

.about-nav-content-left a{

    /*width: 80px;*/

    text-align: center;

    height: 100%;

    line-height: 70px;

    color: #000000;

    font-size: 16px;

    position: relative;

    margin-right: 50px;

    cursor: pointer;

    transition: all .5s;

}



.about-banner{

    width: 100%;

    height: 320px;

    background-image: url('../../images/banner-3.png');

    background-position: center;

    background-size: cover;

    background-repeat: no-repeat;

}



.about-nav-content-left a:last-child{

    margin: 0;

}



.about-nav-content-left .select-nav{

    color: #0084ce;

}

.about-nav-content-left a:hover{

    color: #0084ce;

}

.about-nav-content-left a:hover::after{

    color: #0084ce;

    content: ' ';

    width: 100%;

    position: absolute;

    bottom: 0;

    left: 0;

	height: 3px;

    background-color: #0084ce;

    color: #0084ce;

    transition: all .5s;

}

.select-nav::after{

    content: ' ';

    width: 100%;

    position: absolute;

    bottom: 0;

    left: 0;

	height: 3px;

    background-color: #0084ce;

    color: #0084ce;

}



.about-nav-content-right{

    display: flex;

    align-items: center;

}



.about-nav-content-right span:first-child{

    font-size: 16px;

    color: #0084ce;

    margin-right: 7px;

}

.about-nav-content-right a{

    color: #888888;

    font-size: 14px;

    cursor: pointer;

    transition: all .5s;

}

.about-nav-content-right a:hover{

    color: #0084ce;

}

.about-nav-content-right span{

    margin: 0 14px;

    font-size: 14px;

    color: #888888;

}