.app-scale-75 {
    zoom: 0.75;
}

/* Fallback for browsers that do not support zoom. */
@supports not (zoom: 1) {
    .app-scale-75 {
        transform: scale(0.75);
        transform-origin: top left;
        width: calc(100% / 0.75);
        min-height: calc(100vh / 0.75);
    }
}