body{color:#fff}
.container{max-width:1200px;margin:auto;padding:20px}
.card{background:#0F172A;padding:20px;margin:20px 0;border-radius:15px}
.hero{text-align:center;padding:60px}
.player{position:fixed;bottom:0;width:100%;background:#000;padding:10px;text-align:center}