body{margin:0;font-family:Arial,sans-serif;background:linear-gradient(135deg,#0f172a,#1e293b);color:#fff}.container{min-height:100vh;display:flex;flex-direction:column}.content{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center}.content h1{font-size:3rem}.content h2{color:#38bdf8;margin-top:10px}footer{text-align:center;padding:20px 0}