*{margin:0;padding:0;box-sizing:border-box}.container{background-color:#121212;color:#e0e0e0;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}h1{font-size:2.5rem;margin-bottom:2rem}.tiles{display:flex;flex-wrap:wrap;gap:2rem;justify-content:center}.tile{background:#1e1e1e;color:#03dac6;text-decoration:none;padding:2rem;border-radius:12px;font-size:1.5rem;width:260px;height:160px;display:flex;align-items:center;justify-content:center;text-align:center;transition:background .3s,transform .3s;box-shadow:0 4px 12px #00000080}.tile:hover{background:#333;transform:scale(1.05)}