body {
    font-family: 'Courier New', monospace;
    background-color: #000;
    color: #00FF00;
    margin: 0;
    padding: 0;
}

.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
}

.header {
    text-align: center;
    margin-bottom: 20px;
}

.header h1 {
    font-size: 1.5em;
    margin: 0;
}

.header p {
    font-size: 1em;
}

.nav {
    width: 80%;
    text-align: center;
    margin-bottom: 20px;
}

.nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    border: 2px solid #00FF00;
}

.nav ul li {
    margin: 0 10px;
}

.nav ul li a {
    text-decoration: none;
    color: #00FF00;
    font-weight: bold;
    padding: 5px 10px;
    border: 1px solid #00FF00;
}

.nav ul li a:hover {
    background-color: #00FF00;
    color: #000;
}

.main-content {
    width: 80%;
    border: 2px solid #00FF00;
    padding: 20px;
    text-align: left;
}

h2 {
    font-size: 1.5em;
    margin-top: 0;
}

@media (max-width: 768px) {
    .nav ul {
        flex-direction: column;
    }

    .nav ul li {
        margin: 10px 0; /* Add margin to space out the items vertically */
    }

    .main-content {
        width: 100%;
        padding: 10px;
    }
}