@media only screen and (min-width: 320px) and (max-width:479px)
{
.banner{ display:none;}
}
@media only screen and (min-width: 480px) and (max-width:767px)
{
.banner{ display:none;}
}
@media only screen and (min-width: 768px)  and ( max-width:1023px ) {


}