.isLoading .spinner {
    display: inline-block;
}

.isLoading .button-text {
    display: none;
}

.spinner {
    display: none;
    width: 16px;
    height: 16px;
    border: 3px solid white;
    border-top: 3px solid transparent;
    border-radius: 50%;
    margin-left: 10px;
    animation: spinButton 1s linear infinite;
}

@keyframes spinButton {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}