body {
    text-align: center;
    font-family: Arial, sans-serif;
    background-color: #f8f8f8;
}

h1 {
    margin: 10px 0;
}

canvas {
    background-color: #87CEEB;
    display: block;
    margin: auto;
    border: 2px solid black;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #28a745;
    color: white;
    border: none;
    cursor: pointer;
    margin-top: 10px;
}

button:hover {
    background-color: #218838;
}