.multi-spinner-container {
    width: 150px;
    height: 150px;
    position: relative;
    margin: 30px auto;
    overflow: hidden;
}

.multi-spinner {
    position: absolute;
    width: calc(100% - 9.9px);
    height: calc(100% - 9.9px);
    border: 5px solid transparent;
    border-top-color: #bc0000;
    border-radius: 50%;
    -webkit-animation: spin 5s cubic-bezier(0.17, 0.49, 0.96, 0.76) infinite;
    animation: spin 5s cubic-bezier(0.17, 0.49, 0.96, 0.76) infinite;
}


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

    to {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}


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

    to {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}