/* Page fade-in / fade-out */
body {
    opacity: 0;
    filter: blur(6px);
    transition:
        opacity 0.45s ease,
        filter 0.45s ease;
}

body.page-visible {
    opacity: 1;
    filter: blur(0);
}

/* Beim Verlassen */
body.page-leave {
    opacity: 0;
    filter: blur(8px);
}