/* simple spinner class */
.spin {
    -webkit-animation: spin 1s infinite linear;
    -moz-animation: spin 1s infinite linear;
    -o-animation: spin 1s infinite linear;
    animation: spin 1s infinite linear;
    -webkit-transform-origin: 50% 58%;
    transform-origin: 50% 58%;
    -ms-transform-origin: 50% 58%; /* IE 9 */
}

@-moz-keyframes spin {
    from {
        -moz-transform: rotate(0deg);
    }
    to {
        -moz-transform: rotate(360deg);
    }
}

@-webkit-keyframes spin {
    from {
        -webkit-transform: rotate(0deg);
    }
    to {
        -webkit-transform: rotate(360deg);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}