body {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    background-color: #0C0C0C;
    color: #00FF00;
    font-family: 'Courier New', Courier, monospace;
    text-shadow: 0 0 2px #00FF00;
}

#navbar ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem 0;
    border-bottom: 1px solid #00ddff;
}

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

#navbar a {
    text-decoration: none;
    color: #0080ff;
}

#navbar a:hover {
    background-color: #9500ff;
    color: #000000;
}

#navbar a.active {
    text-decoration: underline;
}

#content p:last-child::after {
    content: "_";
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

h1, h2, h3, h4, h5, h6 {
    color: #b5ffe8;
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,255,0,0.03) 50%, transparent 50%);
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 999;
}

#content p:last-child::after {
    content: "▌";
    animation: blink 1s infinite;
}

::selection {
    background: #00FF00;
    color: #0C0C0C;
}

table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid #00FF00;
}

td, th {
    border: 1px solid #00FF00;
    padding: 8px;
}

@media (max-width: 768px) {
    iframe {
        width: 0;
        height: 0;
        display: none;
    }
}