@media (max-width: 480px) {
    .modal-body { 
        max-height: 350px; 
        padding: 15px; 
        overflow-y: auto; 
        -webkit-overflow-scrolling: touch; 
    }
}
@media (max-width: 800px) {
    .hidden-800 {
        display:none;
    }
}