html, body {
  margin: 0;
  padding: 0;
  background-color: #f0f0f0;
  font-family: sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

canvas {
  display: block;
  margin: 20px auto;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

#UI {
  background-color: #ffffff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  width: 320px;
  text-align: center;
}

#UI div {
  margin-bottom: 10px;
  word-wrap: break-word;
  font-family: monospace;
  background: #eee;
  padding: 5px;
  border-radius: 3px;
}

input[type="color"] {
  width: 100%;
  height: 40px;
  border: none;
  padding: 0;
  border-radius: 8px;
  cursor: pointer;
}

input[type="text"] {
  width: calc(100% - 22px);
  padding: 10px;
  margin-bottom: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

button {
  width: 100%;
  padding: 10px;
  background-color: #4CAF50;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
}

button:hover {
  background-color: #45a049;
}