body {
    font-family: Arial, sans-serif;
    padding: 20px;
}

h1 {
    margin-bottom: 15px;
}

ul {
    list-style: none;
    padding: 0;
}

li {
    margin: 8px 0;
}

button {
    margin-top: 15px;
    padding: 8px 15px;
    cursor: pointer;
}