.welcome__fx-grid {
    position: absolute;
    inset: 0;
    display: grid;
}
.welcome__fx-tile {
    background-repeat: no-repeat;
    opacity: 0;
    transform: scale(.2);
    transition: opacity .4s ease, transform .4s cubic-bezier(.3,1.4,.5,1);
}
.welcome__fx-tile.is-revealed {
    opacity: 1;
    transform: scale(1);
}