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

header {
    background: #333;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

header h1 {
    margin: 0;
    padding: 0;
    font-size: 2.5em;
}

header p {
    margin: 5px 0;
}

header a {
    color: #fff;
    text-decoration: none;
}

nav {
    background: #444;
    color: #fff;
    overflow: hidden;
}

nav ul {
    padding: 0;
    list-style: none;
    margin: 0;
    text-align: center;
}

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

nav ul li a {
    color: #fff;
    text-decoration: none;
}

.container {
    width: 80%;
    margin: auto;
    overflow: hidden;
}

section {
    margin: 20px 0;
}

section h2 {
    border-bottom: 2px solid #333;
    padding-bottom: 10px;
}

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

section ul li {
    margin: 10px 0;
}

footer {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 10px 0;
}

footer p {
    margin: 0;
}