.modal {
    background: white;
    padding: 15px;
    border-radius: 12px;

    max-width: 600px;
    min-width: 300px;
    width: 90%;

    box-sizing: border-box;
    border: 10px solid #005288;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);

    position: fixed;
    top: 45vh;
    left: 50vw;
    transform: translate(-50%, -50%);

    margin: 0;
    z-index: 99999;
}
.overlay {
    position: fixed;
    top: 0;
    left: 0;

    width: 100vw;
    height: 100vh;

    background: rgba(0, 0, 0, 0.4);
    z-index: 99998;
}
.modal-body {
    text-align: center;
}
.modal-header {
    text-align: center;
    font-size:22px;
    border-bottom: 1px solid #eee;
}

.time-warning {
    color: #d93025;
    font-weight: 600;
}