body {
  background-color: #121212;
  color: #e0e0e0;
  font-family: Arial, sans-serif;
  text-align: center;
}

h1 {
  color: #00bcd4;
}

button {
  background-color: #00bcd4;
  color: #121212;
  border: none;
  padding: 10px 20px;
  margin: 5px;
  cursor: pointer;
  font-weight: bold;
}

button:hover {
  background-color: #0097a7;
}

input[type="text"], textarea {
  padding: 5px;
  margin: 5px;
  border: 1px solid #00bcd4;
  background-color: #1e1e1e;
  color: #e0e0e0;
}

canvas {
  border: 2px solid #00bcd4;
  margin-top: 20px;
}