body {
  font-family: Arial, sans-serif;
  background: #f0f0f0;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

h1 {
  margin-top: 30px;
  color: #333;
}

#canvas-container {
  margin: 20px 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

#info {
  background: #fff;
  padding: 10px 20px;
  border-radius: 8px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}