.animate-spinner {
    -webkit-animation: glyphicon-spin-r 4s infinite linear;
    animation: glyphicon-spin-r 4s infinite linear;
   font-size: 25vmin;
}

@-webkit-keyframes glyphicon-spin-r {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }

    100% {
        -webkit-transform: rotate(359deg);
        transform: rotate(359deg);
    }
}

@keyframes glyphicon-spin-r {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }

    100% {
        -webkit-transform: rotate(359deg);
        transform: rotate(359deg);
    }
}