*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    font-family: 'Arial', sans-serif;
}
.footer {
    width: 100%;
    background: #000000;
    display: flex;
    flex-flow: column;
    align-items: center;
    justify-content: center;
    padding-bottom: 40px;
    color: #ffffff;
}
.footer_mobile{display: none;}
.footer .qr_code_wrap{
    zoom: 0.7;
    margin-bottom: 20px;
}
.footer .home_head_blank_div_3{
    margin-top: 0;
    font-size: 11px;
    color: #A6A6A6;
    margin-bottom: 40px;
}
.footer_link_wrap{
    font-size: 16px;
    display: flex;
    flex-flow: row;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
    width: 560px;
}
.footer_link_wrap a{
    font-size: 16px;
    text-decoration: none;
    color: #ffffff;
    
}
.footer_about{
    margin: 0 70px;
}
.footer_copyright_wrap{
    font-size: 12px;
    color: #A6A6A6;
    text-align: center;
}
.footer_copyright_wrap a{
    color: white;
    margin-right: 8px;
}
.footer_copyright{
    margin-bottom: 10px;
}

/* 手机媒体查询 */
@media screen and (max-width: 768px) {
    .footer_pc{display: none;}
    .footer_mobile{display: block;}
    .footer{
        padding: .2rem 0 1rem 0;
    }
    .footer_mobile_content{
        padding: .4rem 0;
    }
    .footer_link_content{
        display: flex;
        flex-flow: row;
        justify-content: space-between;
        width: 100%;
        padding: 0 .36rem;
        margin-top: .5rem;
        margin-bottom: .4rem;
    }
    .footer_link_content a{
        margin: .1rem 0;
        font-size: .28rem;
        text-decoration: none;
        color: white;
    }
    .footer_copyright_wrap{
        text-align: left;
        margin-top: .2rem;
        padding: 0 .36rem;
        line-height: 1.5;
    }
    .footer_copyright_wrap a{
        text-decoration: none;
    }

    #contact_head{
        height: 1.4rem;
        justify-content: start;
        position: sticky;
        top: 0;
        z-index: 3;
        background-color: white;
    }

}