/* Add a spinner to the button */
.button-loading {
    position: relative;
    pointer-events: none; /* Disable button clicks */
}

    .button-loading:after {
        content: "";
        position: absolute;
        top: 50%;
        left: 50%;
        width: 20px;
        height: 20px;
        margin-top: -10px;
        margin-left: -10px;
        border-radius: 50%;
        border: 2px solid transparent;
        border-top-color: #fff;
        animation: spin 1s linear infinite;
    }

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}