:root {
    --modal-margin: 2% auto; /* 2% from the top and centered */
}

@media (min-width: 768px) {
    .modal-message-content {
        width: 80%;
    }
}

/* The Modal (background) */
.modal-message {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 1; /* Sit on top */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    overflow: auto; /* Enable scroll if needed */
    background-color: rgb(0, 0, 0); /* Fallback color */
    background-color: rgba(0, 0, 0, 0.5); /* Black w/ opacity */
    -webkit-animation: fadeIn 1s;
    -moz-animation: fadeIn 1s;
    animation: fadeIn 1s;
}

/* Modal Content/Box */
.modal-message-content {
    color: black;
    background-color: #fefefe;
    margin: var(--modal-margin);
    padding: 20px;
    border: 1px solid #888;
    /* width: 50%; /* Could be more or less, depending on screen size */
    border-radius: 0.25rem;
}