body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f1f1f1;
    margin: 0;
    padding: 10px;
  }
  
  #header {
    position: absolute;
    top: 40px;
  }
  
  .chat-container {
    width: calc(100vw - 15%);
    height: calc(100vh - 30%);
    background: white;
    padding: 20px;
    border-radius: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
  }
  
  .messages {
    flex: 1;
    overflow-y: auto;
    border-bottom: 1px solid #ddd;
    margin-bottom: 10px;
    padding: 10px;
    max-height: 60vh;
    word-wrap: break-word;
  }
  
  /* Chat input container */
  .input-container {
    display: flex;
    align-items: center;
    background: #f1f1f1;
    border-radius: 25px;
    padding: 5px;
    border: 1px solid #ddd;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  }
  
  /* Input field */
  .input-container input {
    flex: 1;
    padding: 12px;
    border: none;
    background: transparent;
    outline: none;
    border-radius: 25px;
    font-size: 14px;
  }
  
  .input-container button {
    padding: 10px 15px;
    border: none;
    background: #007bff;
    color: white;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    margin-left: 5px;
    transition: background 0.3s ease;
  }
  
  .input-container button:hover {
    background: #0056b3;
  }
  
  .message-container {
    margin-bottom: 10px;
    display: flex;
    flex-direction: column;
    word-wrap: break-word;
  }
  
  .message-label {
    font-weight: bold;
    margin-bottom: 5px;
  }
  
  .user-message {
    color: #0056b3;
    align-self: flex-start;
  }
  
  .bot-message {
    color: #0056b3;
    align-self: flex-start;
  }
  
  @media screen and (max-width: 768px) {
    .chat-container {
      width: 100%;
      height: 60vh;
      padding: 15px;
    }
  
    .messages {
      max-height: 65vh;
    }
  
    .input-container {
      padding: 8px;
    }
  
    .input-container input {
      font-size: 14px;
    }
  
    .input-container button {
      font-size: 14px;
      padding: 8px 12px;
    }
  }