                 <div class="ui left icon input">
                        <i class="ui barcode icon"></i>
                        <input type="text" name="otpCode" placeholder="请输入OTP动态密码" maxlength="6"/>
                    </div>
                </div>

                <button class="ui button primary fluid" type="submit" v-if="!isSubmitting">验证</button>
                <button class="ui button primary fluid disabled" type="submit" v-if="isSubmitting">验证中...</button>

             