Untitled

<!DOCTYPE html>
<html>
<head>
    <style>
        body {
            margin: 0;
            padding: 0;
            background: #000;
            overflow: hidden;
            height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .scanlines {
            width: 100%;
            height: 100%;
            background: repeating-linear-gradient(
                0deg,
                #ff0000 0px,
                #ff0000 1px,
                #00ff00 1px,
                #00ff00 2px,
                #0000ff 2px,
                #0000ff 3px,
                #000000 3px,
                #000000 4px
            );
            animation: shift 0.5s linear infinite;
            opacity: 0.7;
        }

        @keyframes shift {
            0% {
                transform: translateY(0);
            }
            100% {
                transform: translateY(4px);
            }
        }

        .noise {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyBAMAAADsEZWCAAAAGFBMVEUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAArvxenAAAACHRSTlMAGgQIFAEBg8DiuZkAAACWSURBVDjL1ZOxDgFBEEQHISJXER0dnYhO5D8gIhEi8QkdX+Df7NzuXWQvkKjipWZrnnal2UE4hG5l6DEUTlWlGqg8qnwqOgwKqjqqegw2qq2qHwMnqo8YLKsaWBMWC8kQQkgYhPRhMFsl8gZ79gfsCXvGXrA37B37wL6wU+wL+0FExFeEIb4jfxB+kS0hvySB8JtEv3++pROGtcxrzrZ1wwAAAABJRU5ErkJggg==');
            opacity: 0.1;
            pointer-events: none;
        }

        .screen-effect {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(
                circle at center,
                transparent 0%,
                rgba(0, 0, 0, 0.2) 90%
            );
            pointer-events: none;
        }
    </style>
</head>
<body>
    <div class="scanlines"></div>
    <div class="noise"></div>
    <div class="screen-effect"></div>
</body>
</html>
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