start.html

<!DOCTYPE html>
<html>
  <head>
    <title>Smart Campus Hackathon</title>
    <style>
      /* Add some basic styles for the navigation bar */
      nav {
        background-color: #333;
        color: white;
        padding: 10px;
      }
      /* Style the main heading */
      h1 {
        margin: 0;
        text-align: center;
      }
      /* Style the image */
      img {
        display: block;
        margin: 0 auto;
        max-width: 100%;
        height: auto;
      }
    </style>
  </head>
  <body>
    <nav>
      <h1>Smart Campus Hackathon</h1>
    </nav>
    <img src="123.jpg.jpg" alt="Smart Campus Hackathon">
  </body>
</html>