body .head-link {
    display: block;
    top: 65px !important;
    left: 50% !important;
    margin-left: -216px !important;
}


@media (min-width: 990px)  {
    body {  
        background: url(../../img/background/bg-asia2017.jpg) fixed no-repeat center top;
        background-color: #fff
    }
}

@media (min-width: 660px) and (max-width: 989px) {
    body {  
        background: #fff url(../../img/background/bg-asia2017-max989.jpg) fixed no-repeat center top;   
    }
    body .head-link {
        display: none !important;
    }
}

@media (max-width: 659px) {
    body {  
        background: #fff;
    }
    body .head-link {
        display: none !important;
    }
}