/* ✅ 기본 스타일 */
* {
    font-family: 'Noto Sans', Arial, sans-serif; /* !important 제거 */
    box-sizing: border-box; /* 모든 요소에 box-sizing 적용 */
}
@media (max-width: 768px) {





    
    /* ✅ 전체 화면에서 가로 스크롤 방지 */
    #container2 {
        height: auto !important;
        min-height: 100vh;
    }
    
    html, body {
        width: 100%;
        max-width: 100vw;
        overflow-x: hidden;
        margin: 0;
        padding: 0;
    }

    /* ✅ 컨테이너 공통 스타일 */
    .container,
    .container-mypage,
    .pay-container {
        width: 100%;
        max-width: 100vw;
        padding: 0 16px;
    }

    /* ✅ 버튼 및 입력 요소 공통 스타일 */
    button, input, select, textarea {
        max-width: 100%;
    }

    /* ✅ 이미지 크기 조정 */
    img {
        max-width: 100%;
        height: auto;
    }

    /* ✅ pay-container 관련 스타일 */
    .pay-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start; /* ✅ 상단 정렬로 변경 */
        padding: 0 20px;
    }

    .pay-container .container,
    .pay-container .couponbox,
    .pay-container .paybook,
    .pay-container .plan-amount,
    .pay-container .book-amount,
    .pay-container .discount-amount,
    .pay-container .card-registration {
        width: 100%;
        max-width: 600px;
        padding: 16px;
    }


    /* ✅ 테이블 크기 조정 */
    .pay-container table {
        max-width: 100%;
        overflow-x: auto;
        display: block;
    }

    /* ✅ 쿠폰 코드 입력 영역 */
    .pay-container .apply-couponcode {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 10px;
        background-color: #f9f9f9;
        border-radius: 8px;
        margin-bottom: 15px;
    }

    .pay-container .apply-couponcode input {
        flex-grow: 1;
        max-width: 70%;
        padding: 8px;
    }

    .pay-container .apply-couponcode button {
        flex-shrink: 0;
        padding: 8px 12px;
        margin-left: 10px;
        white-space: nowrap;
        background-color: #ff6b6b;
        color: white;
        border: none;
        border-radius: 4px;
        cursor: pointer;
    }

    .pay-container .apply-couponcode button:hover {
        background-color: #e63946;
    }

    /* ✅ 카드 등록 영역 */
    .pay-container .card-registration {
        width: 100%;
        max-width: 600px;
        padding: 15px;
    }

    /* ✅ 책 추가 버튼 스타일 */
    .pay-container .addbook {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 10px;
        background-color: #f9f9f9;
        border-radius: 8px;
        margin-bottom: 15px;
    }

    .pay-container .addbook .book-button {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
    }

    .pay-container .addbook button {
        width: 40px;
        height: 40px;
        font-size: 20px;
        background-color: #007bff;
        color: white;
        border: none;
        border-radius: 50%;
        cursor: pointer;
    }

    .pay-container .addbook button:hover {
        background-color: #0056b3;
    }

    .pay-container .addbook #book-quantity {
        font-size: 18px;
        font-weight: bold;
        width: 30px;
        text-align: center;
    }

    /* ✅ 마이페이지 컨테이너 */
    .container-mypage {
        width: 100%;
        max-width: 100vw;
        padding: 0 20px;
    }

    /* ✅ 폼 크기 조정 */
    #user-info-form {
        width: 100%;
        padding: 20px;
    }

    #common-1, #common-2 {
        width: 100%;
    }
    .update{
        width: 100%;
    }
}