body {
    margin: 0;
    font-family: Arial, sans-serif;
}

h1 {
    color: #333;
}

.container {
    padding: 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

button {
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    background-color: #4CAF50;
    color: white;
    font-size: 16px;
}

button:hover {
    background-color: #45a049;
}

p {
    line-height: 1.6;
    font-size: 1em;
}