body {
    font-family: 'Arial', sans-serif;
    background-color: #1a1a2e;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    height: 100vh;
    margin: 0;
  }
  
  h1 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: #ff6f61;
    text-align: center;
  }
  
  .container {
    text-align: center;
    max-width: 800px;
    padding: 20px;
    border-radius: 10px;
    background: #162447;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.5);
  }
  
  .controls {
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
  }
  
  input,
  select,
  button {
    padding: 10px;
    font-size: 16px;
    margin: 5px;
    border-radius: 5px;
    border: none;
  }
  
  button {
    cursor: pointer;
    background-color: #e94560;
    color: #fff;
    transition: 0.3s;
  }
  
  button:disabled {
    background-color: #888;
    cursor: not-allowed;
  }
  
  button:hover:enabled {
    background-color: #d72638;
  }
  
  canvas {
    max-width: 100%;
    border: 2px solid #fff;
    margin: 10px 0;
    border-radius: 5px;
  }