.captcha {}
    .captcha fieldset {
        padding: 10px;
        width: 250px;
        border: 1px solid #d0d0d0;
    }
    .captcha legend {padding: 0 3px; font-size: 11px; color: #555;}
    .captcha img {border: 1px solid #d0d0d0;}
    .captcha_note {margin-top: 2px; font-size: 11px; color: #666;}
    .captcha_inp {margin: 5px 0 0 0;}