/* style.css */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background-color: #007bff;
    color: white;
    text-align: center;
    padding: 1em;
}

nav {
    background-color: #333;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
}

nav li {
    margin: 0 1em;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 0.5em 1em;
    display: block;
}

nav a:hover {
    background-color: #555;
}

main {
    max-width: 800px;
    margin: 2em auto;
    padding: 1em;
    background-color: white;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

section {
    margin-bottom: 2em;
}

h2, h3, h4 {
    color: #007bff;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 0.3em;
    position: fixed;
    width: 100%;
    bottom: 0;
}