body { font-family: 'Courier New', Courier, monospace; background-color: #000; color: #ddd; margin: 0; padding: 20px; line-height: 1.5; overflow-x: hidden; background-image: repeating-linear-gradient(to bottom, transparent 0px, transparent 1px, rgba(255, 255, 255, 0.1) 1px, rgba(255, 255, 255, 0.1) 2px); background-size: 100% 2px; animation: scan 1s linear infinite; } .container { max-width: 800px; margin: 0 auto; } h1 { color: #fff; font-size: 2em; margin-bottom: 10px; } p { margin-bottom: 15px; } .links { margin-top: 20px; } .links a { color: #0af; text-decoration: none; margin-right: 20px; } .links a:hover { text-decoration: underline; } .hidden { display: none; } @keyframes scan { 0% { background-position: 0 0; } 100% { background-position: 0 2px; } }