body{margin:0;font-family:Arial,sans-serif}
.hero{height:100vh;background:url('images/home-hero.jpg') center/cover no-repeat}
.collections{display:flex;gap:24px;padding:40px}
.buy{display:inline-block;margin:20px;padding:12px 20px;background:#000;color:#fff;text-decoration:none}
footer{padding:20px;font-size:14px}