#colorWheelApp {
  max-width: 640px;
  padding: 20px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  font-family: sans-serif;
}
#paletteDisplay {
  display: flex;
  margin: 10px 0;
}
.colorBox {
  width: 50px;
  height: 50px;
  margin-right: 8px;
  border-radius: 4px;
  border: 1px solid #ccc;
}
button {
  margin-right: 10px;
  padding: 8px 12px;
  background: #0073aa;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}