.btn-primary{
    background-color:#337ab7;
    border-color:#2e6da4
}

.glyphicon-refresh.animate {
    -webkit-animation: spin 2s linear 0s infinite;
    -moz-animation: spin 2s linear 0s infinite;
    -o-animation: spin 2s linear 0s infinite;
    animation: spin 2s linear 0s infinite;
}

@-moz-keyframes spin {
    100% {
        -moz-transform: rotate(360deg);
    }
}

@-webkit-keyframes spin {
    100% {
        -webkit-transform: rotate(360deg);
    }
}

@-o-keyframes spin {
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}

@keyframes spin {
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}