body { margin:0; font-family: Arial, sans-serif; background:#f5f5f5; }
header { background:#0073e6; color:white; position:fixed; width:100%; top:0; left:0; z-index:1000; }
header .container { display:flex; justify-content:space-between; align-items:center; padding:10px 20px; }
header h1 { margin:0; font-size:24px; }
nav { display:flex; gap:10px; }
.btn { text-decoration:none; color:white; padding:8px 15px; background:#004d99; border-radius:4px; }
.btn:hover { background:#003366; }
.btn-primary { background:#ff9900; color:white; }
.btn-primary:hover { background:#cc7a00; }
main { padding:100px 20px 20px; }
section.hero { text-align:center; }
section.hero img { margin-top:20px; max-width:100%; height:auto; }
section.features, section.services, section.contact { margin-top:40px; }
section.features ul, section.services ul { list-style-type: disc; margin-left:20px; }
form input, form textarea { width:100%; padding:10px; margin:5px 0; border:1px solid #ccc; border-radius:4px; }
form button { padding:10px 20px; background:#0073e6; color:white; border:none; border-radius:4px; cursor:pointer; }
form button:hover { background:#004d99; }
footer { background:#004d99; color:white; text-align:center; padding:10px; margin-top:40px; }