/* Background Image Media Queries */
body.login {
    background-image: url('../img/wallqb.jpg');
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
}
@media screen and (min-width: 640px){
    body.login {
        background-image: url('../img/wallqb.jpg');
    }
}   
@media screen and (min-width: 960px){
    body.login {
        background-image: url('../img/wallqb.jpg');
    }
}   
@media screen and (min-width: 1200px){
    body.login {
        background-image: url('../img/wallqb.jpg');
    }
}   
@media screen and (min-width: 1600px){
    body.login {
        background-image: url('../img/wallqb.jpg');
    }
}