.modal-body {
    max-width: 90vw;
    max-height: 80vh;
    overflow: auto;
    min-height: 10rem;
}

    .modal-body > i {
        right: 50%;
        top: 40%;
        position: absolute;
    }

.modal-fullscreen {
    width: 90vw;
    height: 90vh;
    margin: 2.5vh auto;
}

.modal-footer {
    justify-content: center;
}

.modal-backdrop ~ .modal {
    box-shadow: 0 0 10px 10px rgba(0, 0, 0, 0.5);
    z-index: 1063;
}

    .modal-backdrop ~ .modal + .modal-backdrop {
        z-index: 1062;
    }


@media (max-width: 768px) {
    .modal-header {
        padding: .5rem;
    }

    .modal-body {
        max-width: 100%;
    }
}