body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f4f9;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
  }
  
  .chat-container {
    width: 50%;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0px;
    bottom: 100px;
  }
  
  .chat-header {
    background: #4a90e2;
    color: #fff;
    padding: 15px;
    text-align: center;
    font-size: 1.2rem;
    border-radius: 8px 8px 0 0;
  }
  
  .chat-window {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    border-bottom: 1px solid #ddd;
    height: 100%;
  }
  
  .chat-message {
    margin: 10px 0;
  }
  
  .user-message {
    align-self: flex-end;
    text-align: right;
    color: #3172FF;
    background-color: white;
    padding: 10px;
    width: 90%;
    border: 1px solid #ddd;
    border-radius: 15px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  
  .bot-message {
    align-self: flex-start;
    text-align: left;
    color: white;
    background-color: #3172FF;
    padding: 10px;
    width: 90%;
    border-radius: 15px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  
  
  .chat-input-container {
    display: flex;
    padding: 8px;
    background: #3172FF;
    border-radius: 20px;
    position: fixed;
    bottom: 30px;
    width: 48vw;
  }
  
  #user-input {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 15px;
    outline: none;
    background-color: #3172FF;
    color: white;
    font-size: 15px;
  }
  ::placeholder {
    color: white;
  }
  
  #send-btn {
    background: #4a90e2;
    color: #fff;
    border: none;
    padding: 10px 15px;
    margin-left: 10px;
    border-radius: 4px;
    cursor: pointer;
  }
#send-btn svg {
    transition: all 1s ease;
}
  .logo-bar {
    display: none;
  }
  
.typing-indicator {
    display: inline-block;
    margin-left: 5px;
    height: 8px;
    width: 8px;
    background: #4a90e2;
    border-radius: 50%;
    animation: blink 1s infinite;
  }
  
  .typing-indicator:nth-child(2) { animation-delay: 0.2s; }
  .typing-indicator:nth-child(3) { animation-delay: 0.4s; }
  
  @keyframes blink {
    0%, 100% { opacity: 0.2; }
    50% { opacity: 1; }
  }
  
  #send-button {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: white;
    border: none;
    padding: 5px;
    margin-left: 10px;
    border-radius: 15px;
    cursor: pointer;
  }
  
  #send-button svg {
    width: 35px;
    height: 35px;
    fill: white;
  }
  .chat-container ::-webkit-scrollbar-thumb {
    background-color: #f4f4f9;
    border-radius: 30px;
  }
  
  .chat-container ::-webkit-scrollbar {
    background-color: #f4f4f9;
    width: 9px;
  }
  .sidebar {
    position: fixed;
    left: 0px;
    top: 10px;
    bottom: 10px;
    width: 10%;
  }
  @media only screen and (max-width: 768px) {
    .sidebar {
        display: none;
    }
    .chat-container {
        width: 100%;
        bottom: 90px;
    }
    .chat-input-container {
        width: 90%;
        bottom: 20px;
    }
    .logo-bar {
        display: block;
        margin-top: 5px;
    }
  }
  #logo {
    width: 150px;
    margin-left: 20px;
  }