body {
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    background-color: #ddd;
  }
  
  .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
  }
  
  canvas {
    width: 300px;
    height: 400px;
    border: 1px solid #ccc;
  }
  
  #cash{
    font-size: 2em;
    margin-bottom: 20px;
  }
  
  .btns {
    background-color: #4CAF50;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
  }
  
  .restart-btn:hover {
    background-color: #45A049;
  }