body { font-family: Arial, sans-serif; margin:0; padding:0; }
header { background:#333; color:#fff; padding:20px; text-align:center; }
nav a { color:#fff; margin:0 15px; text-decoration:none; }
#hero { background:#444; color:#fff; height:200px; display:flex; align-items:center; justify-content:center; }
#services { padding:50px 20px; }
.service { margin-bottom:30px; }
.service h3 { margin-bottom:10px; }
.service p { max-width:800px; }
#about { padding:50px 20px; }
#contact { background:#f4f44f; padding:30px 20px; text-align:center; }
footer { background:#333; color:#fff; padding:10px; text-align:center; }