main {
    padding: 100px 20px 40px;
    max-width: 1200px;
    margin: 0 auto;
    box-sizing: border-box;
  }
  
  h1 {
    font-size: 2rem;
    margin-bottom: 40px;
  }
  
  .grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    column-gap: 20px;
    row-gap: 20px;
    padding: 10px;
  }
  
  .grid-item {
    overflow: hidden;
    border: 1px solid #ddd;
    background: #f9f9f9;
    transition: transform 0.3s;
  }
  
  .grid-item a {
    color: inherit;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px;
  }
  
  .grid-item img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    border-bottom: 2px solid #000;
    filter: grayscale(100%);
    transition: filter 0.3s ease, transform 0.3s ease;
  }
  
  .grid-item img:hover {
    filter: grayscale(0%);
    transform: scale(1.02);
  }
  
  .grid-item h2 {
    margin-top: 10px;
    font-size: 1.2rem;
    text-align: center;
  }

  @media (max-width: 480px) {
    .grid-item img {
      height: 160px;
    }
  }

  @media (max-width: 768px) {
    .grid-item img {
      height: 200px;
    }
  }