W3School TIY Editor
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<!DOCTYPE html> <html> <head> <style> div { width:100px; height:100px; background:red; position:relative; animation:mymove 5s infinite; -moz-animation:mymove 5s infinite; /* Firefox */ -webkit-animation:mymove 5s infinite; /* Safari and Chrome */ -o-animation:mymove 5s infinite; /* Opera */ } @keyframes mymove { 0% {top:0px; left:0px; background:red;} 25% {top:0px; left:100px; background:blue;} 50% {top:100px; left:100px; background:yellow;} 75% {top:100px; left:0px; background:green;} 100% {top:0px; left:0px; background:red;} } @-moz-keyframes mymove /* Firefox */ { 0% {top:0px; left:0px; background:red;} 25% {top:0px; left:100px; background:blue;} 50% {top:100px; left:100px; background:yellow;} 75% {top:100px; left:0px; background:green;} 100% {top:0px; left:0px; background:red;} } @-webkit-keyframes mymove /* Safari and Chrome */ { 0% {top:0px; left:0px; background:red;} 25% {top:0px; left:100px; background:blue;} 50% {top:100px; left:100px; background:yellow;} 75% {top:100px; left:0px; background:green;} 100% {top:0px; left:0px; background:red;} } @-o-keyframes mymove /* Opera */ { 0% {top:0px; left:0px; background:red;} 25% {top:0px; left:100px; background:blue;} 50% {top:100px; left:100px; background:yellow;} 75% {top:100px; left:0px; background:green;} 100% {top:0px; left:0px; background:red;} } </style> </head> <body> <p><b>注释:</b>本例在 Internet Explorer 中无效。</p> <div></div> </body> </html>