#chatButton {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    font-size: 24px;
    z-index: 1000;
  }

  #chatPopup {
    display: none;
    position: fixed;
    bottom: 90px;
    right: 20px;
    border: 1px solid #ddd;
    border-radius: 10px;
    background-color: white;
    width: 300px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.3);
    z-index: 1000;
    font-family: Arial, sans-serif;
  }

  #chatHeader {
    background-color: #007bff;
    color: white;
    padding: 15px;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
    font-size: 16px;
    font-weight: bold;
  }

  #chatBody {
    padding: 15px;
    height: 200px;
    overflow-y: auto;
    font-size: 14px;
  }

  #chatInput {
    display: flex;
    border-top: 1px solid #ddd;
  }

  #chatInput input {
    flex: 1;
    padding: 10px;
    border: none;
    outline: none;
  }

  #chatInput button {
    padding: 10px;
    border: none;
    background-color: #007bff;
    color: white;
    cursor: pointer;
  }

  .chat-message {
    margin-bottom: 10px;
  }

  .chat-message.bot {
    color: #333;
  }

  .chat-message.user {
    text-align: right;
    color: #007bff;
  }