body {
    margin: 0;
    font-family: "Verdana", sans-serif;
    background: #000022;
    color: #ffffff;
    background-image:
    radial-gradient(white 1px, transparent 1px);
    background-size: 30px 30px;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;

    padding: 30px;
    background: linear-gradient(#000080, #000040);
    border-bottom: 4px solid #00ffff;
}

.header-left {
    width: 150px;
    height: 150px;
}
.header-right {
    width: 13%;
    flex-shrink: 0;
}

.header-left img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.header-center {
    text-align: center;
}

.header-center h1 {
    margin: 0;
    color: white;
}

header h1 {
    color: #00ffff;
    text-shadow: 2px 2px #ff00ff;
    margin-bottom: 10px;
}

marquee {
    color: yellow;
    font-weight: bold;
}

nav {
    text-align: center;
    background: #111144;
    padding: 12px;
    border-bottom: 2px solid #00ffff;
}

nav a {
    color: #00ffff;
    text-decoration: none;
    margin: 0 12px;
    font-weight: bold;
}

nav a:hover {
    color: yellow;
}

nav a.active {
    color: yellow;
}

main {
    max-width: 1000px;
    margin: 20px auto;
    padding: 10px;
}

section {
    background: #111133;
    border: 3px ridge #00ffff;
    margin-bottom: 20px;
    padding: 15px;
}

h2 {
    color: #00ffff;
    border-bottom: 1px dashed #00ffff;
    padding-bottom: 5px;
}

article {
    background: #000044;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #6666ff;
}

ul {
    line-height: 1.8;
}

footer {
    text-align: center;
    padding: 20px;
    background: #000040;
    border-top: 4px solid #00ffff;
    color: #cccccc;
}

apresFooter {
    text-align: left;
    color: #cccccc;
    font-size: 11px;
}

/* Retro blinking effect */
    @keyframes blink {
    50% {
    opacity: 0.4;
}
}

h1 {
animation: blink 2.5s infinite;
}

/* Mobile support */
    @media (max-width: 768px) {

```
nav a {
    display: block;
    margin: 8px 0;
}

main {
    padding: 5px;
}
```
}