body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

.book-cover {
    width: 100%;
    max-width: 300px;
    margin: auto;
}

/* Styles for tablets and above */
@media (min-width: 600px) {
    .book-cover {
        width: 50%;
    }
}

/* Styles for desktops and above */
@media (min-width: 992px) {
    .book-cover {
        width: 25%;
    }
}


h1 {
    text-align: center;
    color: #333;
}

.book-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: 20px;
}

.book-item {
    background-color: #fff;
    border: 1px solid #ddd;
    margin: 10px;
    padding: 10px;
    width: 200px;
    text-align: center;
}

.book-item h2 {
    font-size: 20px;
    color: #333;
}

.book-item p {
    font-size: 16px;
    color: #666;
}

.book-item a {
    display: inline-block;
    margin-top: 10px;
    padding: 5px 10px;
    background-color: #333;
    color: #fff;
    text-decoration: none;
}

form {
    max-width: 400px;
    margin: 20px auto;
    background-color: #fff;
    padding: 20px;
    border: 1px solid #ddd;
}

label {
    display: block;
    margin-bottom: 10px;
    font-weight: bold;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"] {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
}

input[type="submit"] {
    padding: 10px 20px;
    background-color: #333;
    color: #fff;
    border: none;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #555;
}