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

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #333;
    padding: 10px 20px;
    width: 100%;
    top: 0;
    z-index: 1000;
}

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

nav a:hover {
    background-color: #575757;
}

header {
    background-color: #4CAF50;
    color: white;
    text-align: center;
    padding: 1em 0;
    margin-top: 50px; /* Adjust for the fixed nav bar */
}

section {
    margin: 20px;
    padding: 20px;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h2 {
    color: #4CAF50;
}

footer {
    padding: 10px;
    background-color: #333;
    color: white;
    width: 100%;
    bottom: 0;
}

ul {
    padding-left: 20px;
}

@media screen and (max-width: 600px) {
    nav {
        flex-direction: column;
        align-items: flex-start;
    }
    nav a {
        width: 100%;
        text-align: left;
    }
}