:root { --animation-mainstage-id: 'fade-up'; }

/* mainstages fade-up */
@keyframes anim-fade-up {
    0% {
        opacity: 0;
        transform: translateY(32px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

.mstg [class*="mn_"] {
    animation: anim-fade-up 0.5s ease-out both;
}