@keyframes move-twink-back{
    from{
        background-position:0 0
    }
    to{
        background-position:-10000px 5000px
    }
}
@-webkit-keyframes move-twink-back{
    from{
        background-position:0 0
    }
    to{
        background-position:-10000px 5000px
    }
}
@-moz-keyframes move-twink-back{
    from{
        background-position:0 0
    }
    to{
        background-position:-10000px 5000px
    }
}
@-ms-keyframes move-twink-back{
    from{
        background-position:0 0
    }
    to{
        background-position:-10000px 5000px
    }
}
@keyframes move-clouds-back{
    from{
        background-position:0 0
    }
    to{
        background-position:10000px 0
    }
}
@-webkit-keyframes move-clouds-back{
    from{
        background-position:0 0
    }
    to{
        background-position:10000px 0
    }
}
@-moz-keyframes move-clouds-back{
    from{
        background-position:0 0
    }
    to{
        background-position:10000px 0
    }
}
@-ms-keyframes move-clouds-back{
    from{
        background-position:0
    }
    to{
        background-position:10000px 0
    }
}
.nightstars,.twinkling,.clouds, .estrelas{
    position:absolute;
    top:0;
    left:0;
    right:0;
    bottom:0;
    width:100%;
    height:100%;
    display:block
}
.nightstars{
    background:#000 url(http://estrelas.online/twinkletwinklelilstar/stars.png) repeat top center;
    z-index:0;
    background-size:cover
}
.twinkling{
    background:transparent url(http://estrelas.online/twinkletwinklelilstar/twinkling_000.webp) repeat top center;
    z-index:1;
    -moz-animation:move-twink-back 200s linear infinite;
    -ms-animation:move-twink-back 200s linear infinite;
    -o-animation:move-twink-back 200s linear infinite;
    -webkit-animation:move-twink-back 200s linear infinite;
    animation:move-twink-back 200s linear infinite
}
.clouds{
    background:transparent url(http://estrelas.online/twinkletwinklelilstar/clouds.png) repeat top center;
    z-index:2;
    opacity:.5;
    -moz-animation:move-clouds-back 200s linear infinite;
    -ms-animation:move-clouds-back 200s linear infinite;
    -o-animation:move-clouds-back 200s linear infinite;
    -webkit-animation:move-clouds-back 200s linear infinite;
    animation:move-clouds-back 200s linear infinite
}