html5アニメーションでの読み込み待ちアニメーションの共有例

<div class="loading">
    
     <p>100<span></span></p></div>

*{margin:0;padding:0;}
    .loading{
          height:100%;width:100%;position:fixed;background:rgba(255,255,255,1);

    }
    .loading >p{position:absolute;left:0;right:0;top:0;bottom:0;margin:auto;height:160px;width:160px;text-align: center;line-height:160px;font-size: 30px;color:#f00;}
    .loading p span{position:absolute;display:block;height:140px;width:140px;margin:10px;border-radius:50%;-webkit-box-shadow:0 2px 3px rgba(102,197,37,0.8); animation:loading ease 1s infinite;left:0;top:0;}
 
    @keyframes loading{
       0%{transform:rotate(0deg)}
       100%{transform:rotate(360deg)}

    }

<p class="loading">
    
     <p>

  <i></i>
  <i></i>
  <i></i>
  <i></i>
  <i></i></p></p>

    *{margin:0;padding:0;}
    .loading{
          height:100%;width:100%;position:fixed;background:rgba(255,255,255,0.95);

    }
    .loading >p{position:absolute;left:0;right:0;top:0;bottom:0;margin:auto;height:30px;width:120px;}
    .loading >p i{display: block;float:left;margin:0 5px; width:5px;height:30px;background:#f00;transform:scaleY(0.3);
                   animation:loading 1s ease infinite alternate;
    }.loading >p i:nth-child(2){animation-delay:0.1s;}.loading >p i:nth-child(3){animation-delay:0.2s;}.loading >p i:nth-child(4){animation-delay:0.3s;}.loading >p i:nth-child(5){animation-delay:0.4s;}


    @keyframes loading{
           0,40%,100%{transform:scaleY(0.3);}
           20%{transform:scaleY(1);}

    }