.recaptcha_theme_red #recaptcha_response_field {
    line-height: 1.5 !important;
    font-size: 13px !important;
    height: auto !important;
}
.content-block table.recaptcha_theme_red tr td {
    font-size:8px !important;
}

.captcha_wrapper {
    width: 300px;
    margin: 0 auto 40px;
}