body {
  background: #020617;
  color: white;
  font-family: Arial;
  margin: 0;
}

header {
  text-align: center;
  padding: 40px;
  background: #0f172a;
}

section {
  padding: 20px;
  margin: 20px;
  background: #0f172a;
  border-radius: 10px;
}

h2 {
  color: #38bdf8;
}

pre {
  background: black;
  padding: 15px;
  color: #00ff88;
}
canvas {
  background: #020617;
  border-radius: 10px;
  padding: 10px;
}