body {
    background: url('80_sunflower_image_bkgnd.jpg') no-repeat center center fixed;
    background-size: cover;
    min-width: 768px;
    min-height: 1024px;
    padding: 0;
    margin: 0;
    font-family: sans-serif;
}

main {
    margin: 8pt;
}

nav {
    text-align: center;
    padding: 8px 0;
    background: rgba(255, 255, 255, 0.6);
}

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

nav li {
    display: inline-block;
    margin: 0 12px;
}

nav a {
    color: #222;
    text-decoration: none;
    padding: 6px 10px;
    border-radius: 4px;
    font-weight: 600;
}

nav a:hover,
nav a:focus {
    background: rgba(255, 255, 255, 1.0);
    color: #000;
}

h1 {
    text-align: center;
}

footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    text-align: center;
    padding: 10px 0;
}

a.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: #000;
    color: #fff;
    padding: 1em;
    z-index: 999;
    opacity: 0;
}

a.skip-link:focus {
    top: 0;
    opacity: 1;
}