@keyframes zxRotate {
    from {
        transform:rotate(0);
        -ms-transform:rotate(0);
        -webkit-transform:rotate(0);
        -o-transform:rotate(0);
        -moz-transform:rotate(0)
    }
    to {
        transform:rotate(720deg);
        -ms-transform:rotate(720deg);
        -webkit-transform:rotate(720deg);
        -o-transform:rotate(720deg);
        -moz-transform:rotate(720deg)
    }
}
.rotate {
    animation:zxRotate 1.5s linear infinite;
    -moz-animation:zxRotate 1.5s linear infinite;
    -webkit-animation:zxRotate 1.5s linear infinite;
    -o-animation:zxRotate 1.5s linear infinite
}