body { font-family: Arial, sans-serif; margin: 0; padding: 0; background:#f5f6f8; }
header { background:#0C1E33; color:white; padding:20px; }
section { padding:20px; max-width:900px; margin:auto; background:white; margin-top:20px; }
footer { background:#0C1E33; color:white; text-align:center; padding:10px; margin-top:30px; }
a { color:#1AA6B7; }
button { background:#1AA6B7; color:white; padding:10px 15px; border:none; cursor:pointer; }