body{font-family:Arial, sans-serif;margin:0;padding:0;background:#f5f5f5;color:#333}
header{background:#111;color:#fff;padding:20px;text-align:center}
section{padding:20px;margin:10px;background:#fff;border-radius:8px}
.apps img{width:150px;margin:10px}
footer{text-align:center;padding:15px;background:#111;color:#fff}