:root{--background:#3aa2f3;--foreground:#fff}body{background-color:var(--background);color:var(--foreground);flex-direction:column;min-height:100vh;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;display:flex}main{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem;display:flex}h1{color:#fff;margin:1.5rem 0 .5rem;font-size:3.5rem;font-weight:700}p{opacity:.9;margin-bottom:2rem;font-size:1.25rem}.btn{color:#fff;background-color:#0000;border:2px solid #fff;border-radius:8px;padding:.75rem 1.5rem;font-size:1.1rem;font-weight:600;text-decoration:none;transition:background-color .2s,color .2s;display:inline-block}.btn:hover{color:#3aa2f3;background-color:#fff}