/* Import Google Font */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;700&display=swap');

body {
    font-family: 'Open Sans', sans-serif;
    background: #f9f9f9;
    color: #333;
    margin: 0;
    padding: 0;
}

/* Header */
header {
    background: #222;
    color: white;
    text-align: center;
    padding: 15px;
}

/* Navigation */
nav {
    background: #444;
    text-align: center;
    padding: 10px;
}

nav ul {
    padding: 0;
    list-style: none;
}

nav ul li {
    display: inline;
    margin: 0 10px;
}

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

/* Content */
section {
    background: white;
    margin: 20px auto;
    padding: 15px;
    max-width: 700px;
}

h2 {
    border-bottom: 2px solid #ddd;
    padding-bottom: 5px;
}

/* Footer */
footer {
    text-align: center;
    padding: 15px;
    background: #222;
    color: white;
}

footer img {
    width: 100%;
    max-width: 500px;
}