Input
Output
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Simple Keyframe Animation</title> <style> @keyframes slide { 0% { transform: translateX(0); } 100% { transform: translateX(300px); } } .box { width: 100px; height: 100px; background-color: #3498db; animation: slide 2s ease-in-out infinite; } </style> </head> <body> <div class="box"></div> </body> </html>