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

header {
    background-color: #333;
    color: white;
    padding: 10px 0;
    text-align: center;
}

nav {
    display: flex;
    background-color: #444;
    overflow: scroll;
}

nav a {
    color: white;
    padding: 14px 20px;
    text-decoration: none;
    text-align: center;
}

nav a:hover {
    background-color: #ddd;
    color: black;
}

.container {
    padding: 20px;
}

h1 {
    text-align: center;
}