ton>
        </div>
        <!-- 결제하기 버튼 -->
        <button class="button" style="margin-top: 30px" onclick="requestPayment()">결제하기</button>
      </div>
      <div class="box_section" style="padding: 40px 30px 50px 30px; margin-top: 30px; margin-bottom: 50px">
        <h1>정기 결제</h1>
        <!-- 빌링 버튼 -->
        <button class="button" style="margin-top: 30px" onclick="requestBillingAuth()">빌링키 발급하기</button>
      </div>
    </div>
    <script>
      let c