body, html {
    height: 100%;
    margin: 0;
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #f2f2f2;
}

.container {
    text-align: center;
}

h1 {
    color: #333;
}

button {
    background-color: #4CAF50;
    color: white;
    padding: 15px 25px;
    border: none;
    cursor: pointer;
}

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