#Snow{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    background: rgba(125,137,95,0.1);
    pointer-events: none;
}

body.night{
    background-color: #263238;
    color: #aaa;
}
body.night img {
    filter: brightness(30%);
}