body{font-family:Arial, sans-serif;margin:0;padding:0;background:#0a0d14;color:#e7ecf5}
header{background:#121725;padding:20px;text-align:center}
h1{color:#3da8ff;margin:0}
p{margin:8px 0}
main{padding:20px}
footer{background:#121725;text-align:center;padding:10px;font-size:14px;color:#a9b1c3}