*{margin:0;box-sizing:border-box}body{line-height:1.5}img{max-width:100%}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,900px));gap:20px;padding:30px}.card{background:#1a1a1a;border-radius:10px;text-align:center;box-shadow:0 4px 10px #0006}.card img{display:block;width:100%;height:auto}.card p{padding:10px;color:#fff;font-size:1rem}