body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center; /* Center horizontally */
    justify-content: center; /* Center vertically */
    font-family: monospace;
    background-color: #c2cfd3;
    margin: 0;
}

#canvas {
    display: block;
    width: 95vmin; /* Responsive square */
    height: 95vmin;
    max-width: 95vw;
    max-height: 95vh;
    aspect-ratio: 1 / 1;
    margin-bottom: 10px;
}