@media only screen and (max-width: 600px) {
    body {
       
    }

    .bg {
        /* The image used */
        background-image: url("ui/images/slider/480.jpg");
        /* Full height */
        /*height: 100%;*/
        /* Center and scale the image nicely */
        background-position: center;
        background-repeat: no-repeat;
        /*background-size: cover;*/
    }
}
@media screen and (max-width: 936px){
    .hide{
        display:none;
    }
    .show{
        display:block !important;
    }
}