<style>
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f5f7fa;
    color: #333;
}

header {
    background-color: #1f2937;
    color: white;
    padding: 20px;
}

nav a {
    color: white;
    margin-right: 20px;
    text-decoration: none;
}

.hero {
    text-align: center;
    padding: 80px 20px;
}

.hero h1 {
    font-size: 48px;
}

.hero p {
    font-size: 20px;
}

.section {
    padding: 40px;
}

footer {
    background-color: #1f2937;
    color: white;
    text-align: center;
    padding: 20px;
}
</style>