
<!DOCTYPE html>
<html lang="en">
<head><meta charset="utf-8">
    
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>404 Not Found</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Courier New', Courier, monospace;
        }

        body {
            background-color: #000;
            color: #00ff00;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            overflow: hidden;
        }

        .container {
            text-align: center;
        }

        .glitch {
            font-size: 120px;
            font-weight: bold;
            color: #00ff00;
            position: relative;
            animation: glitch 1s infinite;
        }

        .glitch::before, .glitch::after {
            content: attr(data-text);
            position: absolute;
            top: 0;
            left: 0;
            color: #00ff00;
            background: transparent;
            overflow: hidden;
            clip: rect(0, 900px, 0, 0);
        }

        .glitch::before {
            left: 2px;
            text-shadow: -2px 0 #ff0000;
            animation: glitchTop 0.5s infinite linear alternate-reverse;
        }

        .glitch::after {
            left: -2px;
            text-shadow: -2px 0 #0000ff;
            animation: glitchBottom 0.5s infinite linear alternate-reverse;
        }

        .text {
            font-size: 18px;
            color: #00ff00;
            opacity: 0.8;
            margin-top: 10px;
        }

        a {
            color: #00ff00;
            text-decoration: underline;
        }

        @keyframes glitch {
            0%, 100% {
                transform: translate(0);
            }
            20% {
                transform: translate(-2px, 2px);
            }
            40% {
                transform: translate(-2px, -2px);
            }
            60% {
                transform: translate(2px, 2px);
            }
            80% {
                transform: translate(2px, -2px);
            }
        }

        @keyframes glitchTop {
            0% {
                clip: rect(0, 999px, 5px, 0);
            }
            50% {
                clip: rect(0, 999px, 15px, 0);
            }
            100% {
                clip: rect(0, 999px, 5px, 0);
            }
        }

        @keyframes glitchBottom {
            0% {
                clip: rect(0, 999px, 5px, 0);
            }
            50% {
                clip: rect(0, 999px, 10px, 0);
            }
            100% {
                clip: rect(0, 999px, 5px, 0);
            }
        }
    </style>
</head>
<body>
    <div class="container">
        <h1 class="glitch" data-text="404">404</h1>
        <p class="text">Oops! The page you are looking for does not exist.</p>
        <p class="text">Please check the URL or <a href="http://lmnxhasan.is-great.org">return to homepage</a>.</p>
    </div>
    <script>
        
        const text = document.querySelectorAll('.text');
        setInterval(() => {
            text.forEach(item => {
                item.style.opacity = item.style.opacity === '1' ? '0.8' : '1';
            });
        }, 500);
    </script>
</body>
</html>
