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

header {
    background-color: #333;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}

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

header p {
    margin: 0;
    font-size: 1.2rem;
}

nav {
    background-color: #444;
    color: #fff;
    padding: 0.5rem 0;
    text-align: center;
}

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

nav ul li {
    display: inline;
    margin-right: 1rem;
}

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

nav ul li a:hover {
    text-decoration: underline;
}

main {
    padding: 2rem;
}

section {
    margin-bottom: 2rem;
}

h2 {
    border-bottom: 2px solid #333;
    padding-bottom: 0.5rem;
}

footer {
    background-color: #333;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}

a {
    color: #0066cc;
}

a:hover {
    text-decoration: underline;
}