.fade-up{
    opacity:0;
    transform:translateY(45px);
    transition:
        opacity .7s ease,
        transform .7s ease;
    will-change:opacity, transform;
}

.fade-up.show{
    opacity:1;
    transform:translateY(0);
}

.fade-delay-1 {
    transition-delay: .1s;
}

.fade-delay-2 {
    transition-delay: .2s;
}