.animate-in {
    -webkit-animation: fadeIn .5s ease-in;
    animation: fadeIn .5s ease-in;
}

.animate-out {
    -webkit-transition: opacity .5s;
    transition: opacity .5s;
    opacity: 0;
}

@-webkit-keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}