body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 20px;
}
h1 {
    text-align: center;
    color: #333;
}
ul {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}
li {
    background-color: #fff;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
a {
    text-decoration: none;
    color: #007bff;
}
a:hover {
    text-decoration: underline;
}
.download-btn {
    padding: 8px 16px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 3px;
    cursor: pointer;
}
.download-btn:hover {
    background-color: #0056b3;
}