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<!DOCTYPE html> <html> <head> <style> div { width: 100px; height: 100px; background: red; position :relative; -webkit-animation: mymove 5s infinite; /* Chrome, Safari, Opera */ animation: mymove 5s infinite; } /* Chrome, Safari, Opera */ @-webkit-keyframes mymove { 0% {top: 0px;} 25% {top: 200px;} 75% {top: 50px} 100% {top: 100px;} } /* Standard syntax */ @keyframes mymove { 0% {top: 0px;} 25% {top: 200px;} 75% {top: 50px} 100% {top: 100px;} } </style> </head> <body> <p><strong>Note:</strong> The @keyframes rule is not supported in Internet Explorer 9 and earlier versions.</p> <div></div> </body> </html>