回答編集履歴
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追記
test
CHANGED
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@@ -3,3 +3,67 @@
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cssでanimateしたら？
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```HTML
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11
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<div class="box"></div>
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```
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```CSS
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.box{
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animation: flash 1s linear ;
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width:50px;
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height:50px;
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background:pink;
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margin:20px;
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}
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@keyframes flash {
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0% {
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background:orange;
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}
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99% {
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background:orange;
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}
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100% {
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background:pink;
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}
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}
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64
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66
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67
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68
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69
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```
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