body {
    margin: 0;
    padding: 0;
    font-family: "arial",heletica,sans-serif;
    font-size: 12px;
    /* background: #2980b9 url('https://static.tumblr.com/03fbbc566b081016810402488936fbae/pqpk3dn/MRSmlzpj3/tumblr_static_bg3.png') repeat 0 0;*/
    background: url('tumblr_static_bg3.png') repeat 0 0;
    -webkit-animation: 10s linear 0s normal none infinite animate;
    -moz-animation: 10s linear 0s normal none infinite animate;
    -ms-animation: 10s linear 0s normal none infinite animate;
    -o-animation: 10s linear 0s normal none infinite animate;
    animation: 10s linear 0s normal none infinite animate;
}

@-webkit-keyframes animate {
    from {
        background-position: 0 0;
    }

    to {
        background-position: 500px 0;
    }
}

@-moz-keyframes animate {
    from {
        background-position: 0 0;
    }

    to {
        background-position: 500px 0;
    }
}

@-ms-keyframes animate {
    from {
        background-position: 0 0;
    }

    to {
        background-position: 500px 0;
    }
}

@-o-keyframes animate {
    from {
        background-position: 0 0;
    }

    to {
        background-position: 500px 0;
    }
}

@keyframes animate {
    from {
        background-position: 0 0;
    }

    to {
        background-position: 500px 0;
    }
}