.img21 {
    width: 121px; /* Adjust width as needed */
    height: auto; /* Maintain aspect ratio */
    max-width: 100%; /* Ensure responsiveness */
  }
  
  @media (max-width: 768px) {
    .navbar-light.sticky-top{
        height: 100px;
    }
    .img21 {
      width: 85px; /* Smaller size for mobile devices */
    }
  }