@import url('https://fonts.googleapis.com/css2?family=CMU+Serif&display=swap');
body { text-align: center; font-family: Arial, sans-serif; }
canvas { border: 1px solid black; width: 80vw; height: 80vh; }
.controls { margin-top: 10px; }
footer {background: indigo; font-size: 20px; color:white; padding:10px; margin: 20px 0 0 0}