@media screen {
    .frame-box {
        margin-bottom: 1em;
        padding: 1em;
        background: lightgrey;
    }
}

@media (max-width: 767px) {
    .hidden-xs {
        display: none !important;
    }
}
@media (min-width: 768px) and (max-width: 991px) {
    .hidden-sm {
        display: none !important;
    }
}
@media (min-width: 992px) and (max-width: 1199px) {
    .hidden-md {
        display: none !important;
    }
}
@media (min-width: 1200px) {
    .hidden-lg {
        display: none !important;
    }
}