body{
    margin:0;
    height:100vh;
}

#mosaic_logo{
    width:98vw;
    margin-left:1vw;
    display:block;
    position:absolute;
    z-index:2;
    margin-top:14.25vw;
}

#logo_bg_bar{
    width:100%;
    z-index:1;
    position:absolute;
    margin-top:13vw;
}

#desktop_bg{
    height:100%;
    position:fixed;
    z-index:0;
}