body {font-family: Arial, sans-serif; margin:0; padding:0; background:#f5f5f5; line-height:1.6;}
header {background:#003366; color:white; padding:20px; text-align:center;}
nav {background:#002244; padding:10px 0; text-align:center;}
nav a {color:white; text-decoration:none; margin:0 15px; font-size:16px; font-weight:bold;}
nav a:hover {text-decoration:underline;}
section {padding:30px; background:white; margin:20px;}
h2 {color:#003366;}
ul {margin-left:20px;}
footer {text-align:center; padding:20px; background:#222; color:white;}