body {  
    font-family: Arial, sans-serif;  
    margin: 0;  
    padding: 20px;  
    background-color: #f4f4f4;  
}  
  
h1 {  
    color: #333;  
    text-align: center;  
}  
  
.ebook-list {  
    list-style-type: none;  
    padding: 0;  
    max-width: 600px;  
    margin: 20px auto;  
    background-color: #fff;  
    padding: 20px;  
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);  
}  
  
.ebook-list li {  
    margin-bottom: 10px;  
    padding: 10px;  
    border-bottom: 1px solid #ddd;  
}  
  
.ebook-list li:last-child {  
    border-bottom: none;  
}  
  
a {  
    color: #007bff;  
    text-decoration: none;  
}  
  
a:hover {  
    text-decoration: underline;  
}