
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
  }
  
  .container {
    max-width: 800px;
    margin: 50px auto 20px;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
  }

  
  
  h1 {
    color: #333;
  }
  
  p {
    font-size: 18px;
    color: #666;
  }
  
  button {
    padding: 10px 20px;
    margin: 10px;
    font-size: 16px;
    cursor: pointer;
    border: none;
    border-radius: 5px;
    color: white;
  }
  
  button.windows {
    background-color: #0078D6;
  }
  
  button.macos {
    background-color: #ee8bba;
  }
  
  
  button:hover {
    opacity: 0.8;
  }
  
  /*下半部分样式*/
  .tutorial {
    padding: 10px;
    margin-left: 100px; 
    text-align: left;
  }
  
  .about-author-container {
    position: absolute;
    top: 10px;
    right: 10px;
    /*text-align: center;*/
  }
  
  .about-button {
    background-color: #6fc9ec;
    color: white;
    border: none;
    position: fixed;
    top: 10px;
    right: 10px;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 4px;
  }
  
  .about-button:hover {
    background-color: #88cef0;
  }
    
  
  .about-info {
    position: fixed;
    top: 50px;
    right: 10px;
    padding: 10px 20px;
    background-color: #ffffff;
    border: 1px solid #ccc;
    padding: 10px;
    border-radius: 4px;
    z-index: 10;
  }
  
  .about-info p {
    margin: 0;
    padding: 0;
  }
  
  .about-image {
    width: 180px;
    height: auto;
    margin-bottom: 10px;
  }

  .octo-download-button {
    background-color: #6fc9ec;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 16px;
    margin: 20px auto;
    display: block; /* 居中 */
  }
  
  .octo-download-button:hover {
    opacity: 0.9;
  }
  
  /* 模态框样式 */
  .modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
  }
  
  .modal-content {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    width: 300px;
  }
  
  .modal-content h2 {
    margin-bottom: 20px;
  }
  
  .modal-content input {
    width: 90%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
  }
  
  .confirm-button,
  .cancel-button {
    padding: 10px 20px;
    margin: 5px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
  }
  
  .confirm-button {
    background-color: #0078d6;
    color: white;
  }
  
  .confirm-button:hover {
    opacity: 0.9;
  }
  
  .cancel-button {
    background-color: #888;
    color: white;
  }
  
  .cancel-button:hover {
    opacity: 0.9;
  }
  
  .error-message {
    color: #888;
    font-size: 14px;
    margin-top: 10px;
  }

  
  .hover-button {
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    position: relative;
    background-color: #ee8bba;
    /*display: block;*/
    
  }

  .hover-button:hover {  
    background-color: #f1a2c8;
  }
    
  
  .text-button-container {
    display: flex;
    align-items: center; /* 文字和按钮垂直居中对齐 */
    gap: 10px; /* 文字与按钮之间的间距 */
    position: relative; /* 让 Tooltip 基于该容器定位 */  
    justify-content: center;
    
    
  }
  
  .tooltip {
    position: absolute;
    top: -240px; /* 按钮的正上方 */
    left: 50%; 
    transform: translateX(-50%); /*-130*/
    background: #f1a2c8;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    padding: 10px;
    z-index: 1000;
  }
  
  .image-container {
    display: flex;
    gap: 10px; /* 图片之间的间距 */
  }
  
  .image-block {
    text-align: center;
  }
  
  .fixed-image {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border: 1px solid #ddd;
    border-radius: 5px;
  }


  .message-popup {
    position: fixed; /* 固定在屏幕中央 */
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    border: 1px solid #ccc;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    padding: 20px;
    z-index: 2000;
    width: 300px;
    text-align: center;
  }
  
  .message-content p {
    margin: 10px 0;
    font-size: 16px;
    color: #333;
  }
  
  .message-content button {
    margin-top: 10px;
    padding: 8px 16px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
  }
  
  .message-content button:hover {
    background-color: #0056b3;
  }


  .language-menu {
    position: fixed;    
    top: 10px;
    left: 3px;
    display: flex;
    align-items: center;
  }
    
  
  .language-switcher {
    display: flex;
    flex-direction: column; /* 垂直排列 */
    gap: 10px; /* 按钮之间的垂直间距 */
    justify-content: flex-start; /* 从上到下排列按钮 */
    align-items: center; /* 水平居中对齐 */
    padding: 10px;
}

  
  .language-button {
    padding: 5px 15px; 
    border: 1px solid #ccc; 
    background-color: #0078d6; 
    color: white; 
    font-size: 14px; 
    cursor: pointer; 
    border-radius: 5px; 
    transition: background-color 0.3s ease; 
  }
  
  .language-button:hover {
    opacity: 0.8;
  }

  .github-button {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #3498db; /* 蓝色背景 */
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 16px;
    font-weight: bold;
    transition: background 0.3s ease;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 10px; /* 与下方内容保持间距 */
    width: fit-content;
  }
  
  .github-button:hover {
    background-color: #2980b9; /* 悬停变色 */
  }
  
  .github-button img {
    width: 20px;
    height: 20px;
    margin-right: 8px;
  }
  
  
  
  
  @media (max-width: 768px) {
    .tutorial {
      margin-left: 0; 
      padding: 0 10px; 
    }
  }
  
  .step {
    margin-bottom: 30px;
    font-size: 20px;
    /*font-weight: bold;*/
  }
  
  .step img {
    max-width: 100%;
    height: auto;
    display: block;
    margin-top: 10px;
  }
  