body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center; 
    margin: 0;
    font-family: 'Courier New', Courier, monospace;
    background: url('/lines-alpha-anim.gif') repeat;
    color: #fff;
}

.background {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: -1;
}

header {
    width: 100%;
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 10px 0;
}

nav {
    margin: 0;
}

nav ul {
    list-style-type: none;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 20px;
}

nav ul li {
    display: inline;
}

nav ul li a {
    text-decoration: none;
    color: #fff;
    padding: 10px 20px;
    border: 2px solid #fff;
    background-color: #333;
    border-radius: 4px;
    transition: background-color 0.3s;
}

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

.webring {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.webring img {
    width: 132px; 
    height: 46px;
    border: 3px double #ff0000;
    padding: 3px;
    background-color: #222;
    transition: background-color 0.3s;
}

.webring img:hover {
    background-color: #333;
}

main {
    width: 100%;
    max-width: 800px;
    margin: 20px;
}