.bookshelf {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    margin: 20px;
    padding: 20px;
    background: #f7f7f7;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}

.book {
    width: 150px;
    margin: 20px;
    text-align: center;
    transition: transform 0.2s;
}

.book img {
    width: 100%;
    height: auto;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.2);
}

.book h3 {
    font-size: 18px;
    margin: 10px 0 5px 0;
}

.book p {
    font-size: 14px;
    color: #555;
}

.book a.button {
    display: inline-block;
    padding: 8px 16px;
    background-color: #007BFF;
    color: white;
    text-decoration: none;
    border-radius: 4px;
}

.book:hover {
    transform: scale(1.05); /* ขยายเมื่อเมาส์อยู่เหนือ */
}