body {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f7f7f7;
  }
  header {
    background-color: #e91e63;
    color: #fff;
    text-align: center;
    padding: 20px;
  }
  .container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
  }
  .gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    grid-gap: 10px;
  }
  .gallery img {
    width: 100%;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.3s ease;
  }
  .gallery img:hover {
    transform: scale(1.1);
  }

  /* Cool Animation */
  .animation-element {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 1s ease, transform 1s ease;
  }
  .animation-element.animate {
    opacity: 1;
    transform: translateY(0);
  }

  /* Responsive Styles */
  @media only screen and (max-width: 600px) {
    /* Adjust the container width for smaller screens */
    .container {
      max-width: 90%;
    }
    /* Modify the grid columns for smaller screens */
    .gallery {
      grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
  }