body {
    font-family: Arial, sans-serif;
    margin: 40px;
    background: #f9f9f9;
    color: #333;
}
h1 {
    color: #007BFF;
}
ul {
    list-style-type: none;
    padding: 0;
}
li {
    margin: 10px 0;
}
a {
    text-decoration: none;
    color: #007BFF;
}
a:hover {
    text-decoration: underline;
}
button {
    padding: 8px 16px;
    background: #007BFF;
    color: white;
    border: none;
    cursor: pointer;
}
button:hover {
    background: #0056b3;
}