body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fdfdfd;
}

h1, h2, h3 {
    margin-top: 1.2em;
    margin-bottom: 0.6em;
    color: #222;
}

p {
    margin-bottom: 1em;
}

ul, ol {
    margin-left: 20px;
    margin-bottom: 1em;
}

header, footer {
    text-align: center;
    padding: 15px 0;
    background-color: #282c34;
    color: white;
}

nav a {
    margin: 0 10px;
    color: #61dafb;
    text-decoration: none;
}

section {
    margin-bottom: 2em;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    body {
        padding: 10px;
    }
}