style.css

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 20px;
  background-color: #f0f0f0;
  display: flex;
}
canvas {
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  width: 600px;
  height: 600px;
}
.controls {
  margin-left: 20px;
  padding: 20px;
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  width: 300px;
  overflow-y: scroll;
  max-height: calc(100vh - 80px);
}
.controls h3 {
  margin-top: 0;
  cursor: pointer;
}
.controls .drawer {
  margin-bottom: 20px;
  border-bottom: 1px solid #ccc;
  padding-bottom: 10px;
}
.drawer.subdrawer.hidden {
  display: none;
}
.controls label {
  display: block;
  margin-top: 10px;
  margin-bottom: 10px;
}
.controls input[type="text"],
.controls input[type="number"],
.controls select {
  width: 100%;
  padding: 5px;
  font-size: 14px;
}
.controls button {
  display: block;
  width: 100%;
  padding: 10px;
  margin-top: 10px;
  font-size: 16px;
  background-color: #4CAF50;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}