body {
  font-family: sans-serif;
  background: white;
  margin: 0;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

h1 {
  margin-bottom: 20px;
}

#sketch-container {
  border: 1px solid #ccc;
  background: white;
  padding: 10px;
}