body {
    margin: 0;
    font-family: Arial, sans-serif;
}

header {
    background: black;
    color: white;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav a {
    color: white;
    text-decoration: none;
    margin-left: 15px;
}

.hero {
    text-align: center;
    padding: 80px 20px;
    background: #f4f4f4;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    background: black;
    color: white;
    text-decoration: none;
    margin-top: 15px;
}

.content {
    padding: 60px 20px;
    text-align: center;
}

footer {
    background: #111;
    color: white;
    text-align: center;
    padding: 15px;
}