.contact-form button.is-submitting {
    opacity: 0.75;
    cursor: not-allowed;
}

.contact-form button .submit-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    display: inline-block;
    vertical-align: middle;
    animation: contactFormSpin 0.7s linear infinite;
}

@keyframes contactFormSpin {
    to {
        transform: rotate(360deg);
    }
}

.form-success {
    display: none;
}

.form-success.show {
    display: flex;
    align-items: center;
    gap: 10px;
}