/*!  build: 镜企云进销存软件
 */
/* HTML: <div class="app"></div> */
.app {
        position: relative;
      }
      .loading {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
       
      }
      .loading .item {
        width: 50px;
        aspect-ratio: 1;
        display: grid;
        border: 4px solid #0000;
        border-radius: 50%;
        border-right-color: #25b09b;
        animation: l15 1s infinite linear;
      }
     .loading  .item::before,
     .loading  .item::after {
        content: '';
        grid-area: 1/1;
        margin: 2px;
        border: inherit;
        border-radius: 50%;
        animation: l15 2s infinite;
      }
     .loading  .item::after {
        margin: 8px;
        animation-duration: 3s;
      }
      @keyframes l15 {
        100% {
          transform: rotate(1turn);
        }
      }