* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: #28282c;
    text-align: center;
    padding: 50px;
  }
  
  h1 {
    font-size: 3rem;
    margin-bottom: 30px;
    color: #ffffff;
  }
  
  #gameContainer {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
  }
  
  .colorBtn {
    width: 100px;
    height: 100px;
    border-radius: 10px;
    margin: 10px;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s;
  }
  
  #green {
    background-color: green;
  }
  
  #red {
    background-color: red;
  }
  
  #yellow {
    background-color: yellow;
  }
  
  #blue {
    background-color: blue;
  }
  
  .colorBtn.active {
    transform: scale(1.1);
  }
  
  #gameStatus {
    margin-top: 20px;
    font-size: 1.2rem;
    color: #333;
  }
  
  #startBtn {
    margin-top: 20px;
    padding: 10px 20px;
    font-size: 1.2rem;
    background-color: #4caf50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
  }
  
  #startBtn:hover {
    background-color: #45a049;
  }
  
  #status {
    font-weight: bold;
  }
  
  #levelMessage {
    font-size: 24px;
    font-weight: bold;
    color: green;
    text-align: center;
    margin-top: 20px;
    opacity: 0; 
    transition: opacity 0.5s ease-in-out;
    display: none; 
  }
  
  #levelMessage.show {
    opacity: 1;
    display: block;
  }
  
  .myText {
    font-size: 1.5rem;
    margin-top: 20px;
    color: #ffffff;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    display: none;
  }
  .myText.show {
    opacity: 1;
    display: block;
    transition: opacity 0.5s ease-in-out;
  }