Retro 90s Navbar

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Retro 90s Navbar</title>
    <style>
        /*
        ========================================
        CSS Custom Properties (Retro 90s Theme)
        ========================================
        */
        :root {
            /* Classic "web-safe" color palette */
            --color-background: #c0c0c0; /* silver */
            --color-text: #000000;
            --color-link: #0000ff; /* blue */
            --color-link-visited: #800080; /* purple */
            
            /* Using a classic pixel font from Google Fonts */
            --font-family-pixel: 'VT323', monospace;
            
            --border-width: 3px;
            --border-style-outset: var(--border-width) outset;
            --border-style-inset: var(--border-width) inset;
        }

/* Import the Google Font for the retro look */
        @import url('https://fonts.googleapis.com/css2?family=VT323&display=swap');
        
        /*
        ========================================
        Global Resets & Base Styles
        ========================================
        */
        *, *::before, *::after { box-sizing: border-box; }

body {
            margin: 0;
            font-family: var(--font-family-pixel);
            font-size: 1.25rem; /* Pixel fonts look better when a bit larger */
            line-height: 1.5;
            color: var(--color-text);
            background-color: var(--color-background);
            /* Optional: Add a tiling background for more authenticity */
            /* background-image: url('https://www.publicdomainpictures.net/pictures/30000/t2/diamond-plate-texture.jpg'); */
        }
        
        .content { height: 200vh; padding: 120px 2rem; text-align: center; }
        ul { list-style: none; margin: 0; padding: 0; }
        a { color: var(--color-link); }
        a:visited { color: var(--color-link-visited); }

/*
        ========================================
        Navbar Base & Mobile Styles
        ========================================
        */
        .navbar {
            padding: 1rem;
            background-color: var(--color-background);
            border-bottom: var(--border-style-outset);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

.navbar__container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .navbar__brand {
            font-size: 2rem;
            color: var(--color-text);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        
        .navbar__toggle {
            font-family: inherit; /* Ensure button uses pixel font */
            font-size: 1.25rem;
            padding: 0.5rem 1rem;
            background-color: var(--color-background);
            border: var(--border-style-outset);
            color: var(--color-text);
            cursor: pointer;
        }
        
        .navbar__toggle:active {
             border-style: inset;
        }

.navbar__menu {
            display: none;
            padding: 1rem 0;
        }

.navbar__menu.is-active { display: block; }
        .navbar__item { margin-top: 1rem; text-align: center; }

/* Mobile links */
        .navbar__link { text-decoration: underline; }

/* Accessible focus style reminiscent of old browsers */
        :is(.navbar__toggle, .navbar__link):focus-visible {
            outline: 2px dotted var(--color-text);
            outline-offset: 4px;
        }

/*
        ========================================
        Desktop Navbar Styles
        ========================================
        */
        @media (min-width: 768px) {
            .navbar__container {
                flex-direction: column; /* Stack brand above nav */
                gap: 1rem;
            }

.navbar__toggle { display: none; }
            .navbar__menu { display: block; padding: 0; }
            .navbar__list { display: flex; align-items: center; gap: 0.5rem; }

.navbar__item {
                margin: 0;
                background-color: var(--color-background);
                border: var(--border-style-outset);
                /* For IE4 vibes, let's put borders between items */
                border-left: var(--border-width) solid #808080;
                border-top: var(--border-width) solid #808080;
            }

.navbar__item:first-child { border-left: var(--border-style-outset); }
            .navbar__item:last-child { border-right: var(--border-style-outset); }

.navbar__link {
                display: block;
                padding: 0.5rem 1rem;
                text-decoration: none; /* Links inside buttons don't need underlines */
            }

/* The "pushed-in" effect for desktop */
            .navbar__item:hover,
            .navbar__item:focus-within { /* Use focus-within to style the parent LI */
                border-style: inset;
            }

.navbar__link:active {
                /* Make text appear to shift down and right on click */
                transform: translate(1px, 1px);
            }

:is(.navbar__item:focus-within) a {
                 outline: none; /* Hide default outline since parent LI has it */
            }
        }
    </style>
</head>
<body>
    <header class="navbar" role="banner">
        <div class="navbar__container">
            <a href="#" class="navbar__brand" aria-label="My Cool Website Homepage">
                My Site
            </a>
            
            <button class="navbar__toggle" 
                    id="navbarToggle" 
                    aria-label="Toggle Navigation Menu" 
                    aria-controls="navbarMenu" 
                    aria-expanded="false">
                MENU
            </button>
        </div>

<nav id="navbarMenu" class="navbar__menu" role="navigation" aria-labelledby="navbarToggle">
            <ul class="navbar__list">
                <li class="navbar__item"><a href="#" class="navbar__link">Home</a></li>
                <li class="navbar__item"><a href="#" class="navbar__link">Guestbook</a></li>
                <li class="navbar__item"><a href="#" class="navbar__link">Webrings</a></li>
                <li class="navbar__item"><a href="#" class="navbar__link">About_Me</a></li>
                <li class="navbar__item"><a href="#" class="navbar__link">Links.html</a></li>
            </ul>
        </nav>
    </header>

<main class="content">
        <h1>Under Construction!</h1>
    </main>
    
    <script>
        document.addEventListener('DOMContentLoaded', function () {
            const navbarToggle = document.getElementById('navbarToggle');
            const navbarMenu = document.getElementById('navbarMenu');

if (navbarToggle && navbarMenu) {
                navbarToggle.addEventListener('click', function () {
                    // Toggle the 'is-active' class on the menu to show/hide it
                    navbarMenu.classList.toggle('is-active');

// Update the aria-expanded attribute for screen reader accessibility
                    const isExpanded = navbarMenu.classList.contains('is-active');
                    navbarToggle.setAttribute('aria-expanded', isExpanded);
                });
            }
        });
    </script>
</body>
</html>