body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}
header {
    background: #004466;
    color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
header .logo {
    font-size: 1.5rem;
    font-weight: bold;
}
nav a {
    margin: 0 15px;
    color: white;
    text-decoration: none;
}
nav a:hover {
    text-decoration: underline;
}
.hero {
    background: #eaf3f9;
    padding: 2rem;
    text-align: center;
}
.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}
.hero p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}
.hero .btn {
    background: #007acc;
    color: white;
    padding: 0.7rem 1.5rem;
    text-decoration: none;
    border-radius: 5px;
}
.hero .btn:hover {
    background: #005a99;
}
footer {
    background: #003344;
    color: white;
    text-align: center;
    padding: 1rem;
    font-size: 0.9rem;
}