body {
margin: 0;
font-family: Arial;
background: #f4f6f9;
}
.container {
width: 90%;
margin: auto;
}
header {
background: #0a2540;
color: white;
padding: 40px;
text-align: center;
}
section {
padding: 30px;
background: white;
margin: 10px;
border-radius: 8px;
}
footer {
background: #0a2540;
color: white;
text-align: center;
padding: 20px;
}