代码编辑器:
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<meta charset="utf-8"><link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/>
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<style>
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#myDIV {
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width: 300px;
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height: 200px;
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border: 1px solid black;
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animation: mymove 5s infinite; /* Chrome, Safari, Opera */
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animation: mymove 5s infinite;
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}
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/* Chrome, Safari, Opera */
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@-webkit-keyframes mymove {
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50% {border-top-right-radius: 50px;}
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}
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/* Standard syntax */