/* Base styles */
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

header {
    background: #4CAF50;
    color: white;
    padding: 10px 0;
    text-align: center;
}

nav ul {
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

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

h1, h2 {
    margin: 10px 0;
}

/* Main content */
main {
    padding: 20px;
}

section {
    margin-bottom: 20px;
}

img {
    max-width: 100%;
    height: auto;
}

/* Footer */
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 10px 0;
}

/* Responsive Design */
@media (max-width: 600px) {
    nav ul li {
        display: block;
        margin: 10px 0;
    }
}