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CSS3 アニメーション ぐるぐる

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読み込み時の演出やオブジェクトとして使えそうな?ものを作りました。

ぐるぐる1

turn2_Gif.gif

コード

<div class="box"></div>

.box{
  border: 20px solid transparent;
  border-top: 20px solid green;
  border-radius: 100%;
  width: 200px;
  height: 200px;
  box-shadow: inset 0 0 10px 1px blue;
  animation: turn 5s linear infinite;
}

@keyframes turn{
  from{
    transform: rotate(0deg);
  }
  to{
    transform: rotate(360deg);
  }
}

ぐるぐる2

turn1_Gif.gif

コード

<div class="box"></div>

.box{
  border-top: 20px solid green;
  border-radius: 100%;
  width: 200px;
  height: 200px;
  box-shadow: inset 0 0 10px 1px blue;
  animation: turn 5s linear infinite;
}

@keyframes turn{
  from{
    transform: rotate(0deg);
  }
  to{
    transform: rotate(360deg);
  }
}

ぐるぐる1と2のコードの違いはborder: 20px solid transparent;と指定しているかの違いです。

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