body{font-family:sans-serif;background:#f4f4f4;margin:0}.container{max-width:1000px;margin:0 auto;background:#fff;padding:20px}header{background:#222;color:#fff;padding:10px 20px;display:flex;justify-content:space-between;align-items:center}nav a{color:#fff;margin:0 10px;text-decoration:none}nav a:hover{text-decoration:underline}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px;margin-top:20px}.grid img{width:100%;border-radius:4px;transition:transform .2s}.grid img:hover{transform:scale(1.05)}