.message-temporary {
    position: relative;
    transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
}

.message-temporary::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.3);
    animation: progressBar 6s linear;
}

.message-temporary.alert-success::after {
    background: rgba(40, 167, 69, 0.5);
}

.message-temporary.alert-danger::after {
    background: rgba(220, 53, 69, 0.5);
}

.message-temporary.alert-warning::after {
    background: rgba(255, 193, 7, 0.5);
}

.message-temporary.alert-info::after {
    background: rgba(23, 162, 184, 0.5);
}

@keyframes progressBar {
    from {
        width: 100%;
    }
    to {
        width: 0%;
    }
}