body {
    opacity: 1;
    filter: blur(0);

    transition:
        opacity 0.22s cubic-bezier(0.22, 1, 0.36, 1),
        filter 0.26s cubic-bezier(0.26, 1, 0.36, 1);
}

body.fade-out {
    opacity: 0;
    filter: blur(20	px);
}