body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #0b0b1a, #1a1a40);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
  }
  

  .chat-container {
    width: 90%;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 0 20px rgba(255,255,255,0.2);
  }

  h2 {
    text-align: center;
    margin-bottom: 15px;
  }

  #chat-box {
    height: 300px;
    overflow-y: auto;
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    padding: 10px;
    margin-bottom: 10px;
  }

  .user, .bot {
    margin: 5px 0;
    padding: 8px 12px;
    border-radius: 10px;
    display: inline-block;
  }

  .user {
    background: #4b6cb7;
    align-self: flex-end;
    float: right;
    clear: both;
  }

  .bot {
    background: #182848;
    float: left;
    clear: both;
  }

  input, button {
    width: calc(100% - 20px);
    padding: 10px;
    border: none;
    border-radius: 10px;
    margin-top: 5px;
  }

  button {
    background: #4b6cb7;
    color: #fff;
    cursor: pointer;
    transition: 0.3s;
  }

  button:hover {
    background: #3551a4;
  }