.btn-spinner {
        display: inline-block;
        width: 1rem;
        height: 1rem;
        border: 2px solid #fff;
        border-right-color: transparent;
        border-radius: 50%;
        animation: spin .6s linear infinite;
        vertical-align: -2px;
        margin-right: .5rem;
    }

    .newsletter-form input[name="email"]::placeholder {
        color: #8888 !important;
    }

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