*,:after,:before{box-sizing:border-box}body,html{margin:0;padding:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body{display:flex;min-height:100vh;background-color:#0b1120;color:#e5e7eb;justify-content:center;align-items:center}header{position:fixed;top:0;left:0;right:0;padding:1rem 2rem;background:rgba(15,23,42,.9);border-bottom:1px solid rgba(148,163,184,.3);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}header h1{margin:0;font-size:1.25rem;letter-spacing:.1em;text-transform:uppercase}main{margin-top:5rem;text-align:center;padding:2rem}main p{font-size:1.75rem;font-weight:500}