body {
    background: linear-gradient(to right, #ff00ff, #00ffff);
}

header, nav, main, footer {
    margin: 32px;
    padding: 16px;
    background-color: #000000;
    color: #ffffff;
    font-family: "Trebuchet MS", sans-serif;
    text-align: center;
}

a {
    padding: 16px;
    text-decoration: none;
    color: #ffffff;
}

main a {
    background-color: #ffffff;
    color: #000000;
    display: inline-block;
}

header img {
    width: 108px;
    max-width: 100%;
}

main img {
    width: 300px;
    max-width: 100%;
}

main img[src*="video"], main img[src*="screenshot"], main img[src*="preview"] {
    width: 960px;
    max-width: 100%;
}

@media (max-width: 1080px) {
    nav a, footer a {
        display: block;
    }
}