#spinner {
    font-size: 14px;
    font-weight: normal;
    color: #666;
    margin: 10px;
    padding: 10px;
    z-index: 999999;
}

#spinner:not([hidden]) {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    /*    z-index: 999999;*/
}

#spinner::after {
    content: "";
    width: 50px;
    height: 50px;
    border: 5px dotted #2980b9;
    border-top: 5px dotted #ebb61e;
    border-radius: 100%;
    will-change: transform;
    animation: spin 1s infinite linear
}

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