style.css

body {
    font-family: sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4; /* Light background */
    display: flex;
    justify-content: center; /* Center the chat container */
    align-items: center; /* Center vertically */
    min-height: 100vh; /* Ensure full viewport height */
}

.chat-container {
    width: 400px;
    border: 1px solid #ccc;
    background-color: #fff;
    border-radius: 5px;
    overflow: hidden; /* Hide overflowing content */
    display: flex;
    flex-direction: column; /* Arrange elements vertically */
}

#chat-window {
    flex-grow: 1; /* Allow chat window to expand */
    padding: 10px;
    overflow-y: scroll; /* Add vertical scrollbar if needed */
    height: 300px; /* Set a specific height */
}

.user {
    text-align: right;
    margin-bottom: 5px;
}

.bot {
    text-align: left;
    margin-bottom: 5px;
}

.input-area {
    padding: 10px;
    border-top: 1px solid #ccc;
    display: flex;
}

#user-input {
    flex-grow: 1;
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 3px;
    margin-right: 5px;
}

#send-button {
    padding: 5px 10px;
    background-color: #4CAF50; /* Green */
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
}
nav {
    background-color: #ffffff; /* Dark background color */
    padding: 10px;
    position: fixed; /* Stays at the top */
    width: 100%;
    top: 0; /* Position at the top */
    z-index: 100; /* Ensure it's above other content */
    transition: background-color 0.3s ease; /* Smooth background transition */
  }
  
  nav:hover {
      background-color: #000000; /* Slightly lighter on hover */
  }
  
  .navbar {
    display: flex;
    justify-content: space-between; /* Space items evenly */
    align-items: center; /* Vertically center items */
    max-width: 1200px; /* Set a maximum width for larger screens */
    margin: 0 auto; /* Center the navbar */
    padding: 0 20px; /* Add some side padding */
  }
  
  .logo {
    color: rgb(0, 0, 0);
    font-size: 1.5em;
    font-weight: bold;
    text-decoration: none;
    transition: transform 0.3s ease; /* Smooth transform transition */
  }
  
  .logo:hover {
    transform: scale(1.1); /* Scale up slightly on hover */
  }
  
  .nav-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
  }
  
  .nav-links li {
    margin-left: 20px;
  }
  
  .nav-links a {
    color: rgb(0, 0, 0);
    text-decoration: none;
    padding: 5px 10px; /* Add some padding around the link text */
    border-radius: 5px; /* Round the corners of the padding */
    transition: background-color 0.3s ease, color 0.3s ease; /* Smooth transitions */
  }
  
  .nav-links a:hover {
    background-color: #7bca8e; /* Darker background on hover */
    color: #f0f0f0; /* Slightly lighter text on hover */
  }
  
  /* Responsive Styles (for smaller screens) */
  @media (max-width: 768px) {
    .navbar {
      flex-direction: column; /* Stack items vertically */
      align-items: flex-start; /* Align to the left */
      padding: 10px;
    }
  
    .nav-links {
      flex-direction: column; /* Stack links vertically */
      margin-top: 10px; /* Add some top margin */
      width: 100%; /* Make links take full width */
    }
  
    .nav-links li {
      margin: 5px 0; /* Add vertical margin */
      margin-left: 0; /* Remove horizontal margin */
      text-align: center; /* Center the text */
    }
  
    .nav-links a {
      display: block; /* Make links take full width */
      padding: 10px; /* Increase padding */
      border-radius: 0; /* Remove border radius */
    }
  }
  
  /* Optional: Add a subtle box shadow to the navbar */
  nav {
      box-shadow: 0 2px 5px #7bca8e;
  }
  body {
    background-image: url("istockphoto-1402338966-612x612.jpg");
    /* Other background properties (see below) */
    background-size: cover; /* This is the key! */
  background-repeat: no-repeat; /* Optional: Prevents repetition */
  background-position: center center; /* Optional: Centers the image */
  /* Other background properties as needed */
  }