        <div class="accordion-item">
          <h2><a href="/front/product"><?= CLASS_ICONS['PRODUCT'] ?>상품 관리</a></h2>
        </div>
        <div class="accordion-item">
          <h2><a href="/front/order"><?= CLASS_ICONS['ORDER'] ?></i>주문 관리</a></h2>
        </div>
        <div class="accordion-item">
          <h2><a href="/front/billing"><?= CLASS_ICONS['BILLING'] ?></i>결제 관리</a></h2>
        </div>