<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Glitch Effect</title>
    <style>
        @import url('https://fonts.googleapis.com/css?family=Fira+Mono:400');

        body { 
            display: flex;
            width: 100vw;
            height: 100vh;
            align-items: center;
            justify-content: center;
            margin: 0;
            background: #131313;
            color: #fff;
            font-size: 96px;
            font-family: 'Fira Mono', monospace;
            letter-spacing: -7px;
        }

        div {
            position: relative;
            animation: glitch 1s linear infinite;
        }

        @keyframes glitch {
            2%, 64% {
                transform: translate(2px, 0) skew(0deg);
            }
            4%, 60% {
                transform: translate(-2px, 0) skew(0deg);
            }
            62% {
                transform: translate(0, 0) skew(5deg); 
            }
        }

        div:before,
        div:after {
            content: attr(title);
            position: absolute;
            left: 0;
        }

        div:before {
            animation: glitchTop 1s linear infinite;
            clip-path: polygon(0 0, 100% 0, 100% 33%, 0 33%);
            -webkit-clip-path: polygon(0 0, 100% 0, 100% 33%, 0 33%);
        }

        @keyframes glitchTop {
            2%, 64% {
                transform: translate(2px, -2px);
            }
            4%, 60% {
                transform: translate(-2px, 2px);
            }
            62% {
                transform: translate(13px, -1px) skew(-13deg); 
            }
        }

        div:after {
            animation: glitchBottom 1.5s linear infinite;
            clip-path: polygon(0 67%, 100% 67%, 100% 100%, 0 100%);
            -webkit-clip-path: polygon(0 67%, 100% 67%, 100% 100%, 0 100%);
        }

        @keyframes glitchBottom {
            2%, 64% {
                transform: translate(-2px, 0);
            }
            4%, 60% {
                transform: translate(-2px, 0);
            }
            62% {
                transform: translate(-22px, 5px) skew(21deg); 
            }
        }
    </style>
</head>
<body>
    <div title="404">404</div>
</body>
</html>