.btn-register, .main-nav {
    display: none;
}

.img-captcha {
    border: 1px solid #E8ECEF;
}

.refresh-captcha {
    height: 65px;
    width: 40px;
    outline: none;
    border: 1px solid #eee;
    border-radius: 4px;
}

.captcha-btnSubmit {
    position: relative;
}

    .captcha-btnSubmit button {
        position: absolute;
        top: 1px;
        padding: 10px;
    }

.show-password {
    position: absolute;
    top: 5px;
    left: 20px;
}

@media (min-width: 577px) and (max-width: 767px) {
    .captcha-btnSubmit {
        margin-top: 0;
    }
}