/* 图形验证码(LazyCaptcha) */
.captcha-img {
    width: 120px;
    height: 40px;
    vertical-align: middle;
    cursor: pointer;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    margin-left: 6px;
    background: #fff;
}
.captcha-img-tip {
    color: #999;
    font-size: 12px;
    margin-left: 4px;
}