body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f0f0;
}

header {
    background-color: #333;
    color: white;
    padding: 10px;
    text-align: center;
}

nav {
    background-color: #333;
}

nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: space-around;
}

nav ul li {
    display: inline;
    padding: 10px 20px;
}

nav ul li a {
    text-decoration: none;
    color: white;
}

nav ul li a:hover {
    color: #ddd;
}


section {
    margin: 20px;
}

h2 {
    color: #333;
}
h4 {
    color: white;
}