body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}
header {
    background-color: #003366;
    color: white;
    padding: 1rem;
    text-align: center;
}
nav ul {
    list-style: none;
    padding: 0;
}
nav ul li {
    display: inline;
    margin: 0 10px;
}
nav ul li a {
    color: white;
    text-decoration: none;
}
.hero {
    background-color: #006699;
    color: white;
    padding: 2rem;
    text-align: center;
}
.services {
    padding: 2rem;
    background-color: white;
}
.services ul {
    list-style: disc;
    padding-left: 20px;
}
footer {
    background-color: #003366;
    color: white;
    text-align: center;
    padding: 1rem;
    position: relative;
}