.modal-curtain {
    position: fixed;
    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;

    z-index: 999;

    display: flex;
    justify-content: center;
    align-items: center;

    background-color: rgba(242, 241, 239, .8);
}

.modal {
    width: 80vw;
    padding: 2em 1em;
    color: inherit;

    border-radius: 3px;

    box-shadow: 0 3px 4px 0 rgba(0, 0, 0, .14),
                0 1px 8px 0 rgba(0, 0, 0, .12),
                0 3px 3px -2px rgba(0, 0, 0, .4);

    background-color: #F2F1EF;
}

.modal-content {
    padding: 0;
    margin: 0;
    text-align: center;

    color: inherit;

    font-size: 125%;
}

.modal.error {
    background-image: linear-gradient(to right, #CF000F 0%, #D91E18 100%);
}
.modal.warning {
    background-image: linear-gradient(-60deg, #ff5858 0%, #f09819 100%);
}
.modal.info {
    background-image: linear-gradient(to right, #4facfe 0%, #00f2fe 100%);
}
.modal.success {
    background-image: linear-gradient(to top, #0ba360 0%, #3cba92 100%);
}

.modal.error, .modal.warning, .modal.info, .modal.success {
    color: #F2F1EF;
}