body{margin:0;font-family:Avenir,Avenir Next,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}h1,h2,h3,h4,h5,h6{font-family:Avenir,Avenir Next,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px;padding:20px}.card{border:1px solid #ccc;padding:15px;border-radius:8px;background-color:#fff}.card img{width:100%;height:auto;border-radius:8px}