.loading {
      position: flex;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: #000;
      z-index: 9999;
    }
    .loading-text {
      position: absolute;
      top: 0;
      bottom: 0;
      left: 0;
      right: 0;
      margin: auto;
      text-align: center;
      width: 100%;
      height: 100px;
      line-height: 100px;
    }
    .loading-text span {
      display: inline-block;
      margin: 0 5px;
      color: #fff;
      font-family: Arial, sans-serif;
    }
    .loading-text span:nth-child(1) {
      filter: blur(0px);
      animation: blur-text 1.5s 0s infinite linear alternate;
    }
    .loading-text span:nth-child(2) {
      filter: blur(0px);
      animation: blur-text 1.5s 0.2s infinite linear alternate;
    }
    .loading-text span:nth-child(3) {
      filter: blur(0px);
      animation: blur-text 1.5s 0.4s infinite linear alternate;
    }
    .loading-text span:nth-child(4) {
      filter: blur(0px);
      animation: blur-text 1.5s 0.6s infinite linear alternate;
    }
    .loading-text span:nth-child(5) {
      filter: blur(0px);
      animation: blur-text 1.5s 0.8s infinite linear alternate;
    }
    .loading-text span:nth-child(6) {
      filter: blur(0px);
      animation: blur-text 1.5s 1s infinite linear alternate;
    }
    .loading-text span:nth-child(7) {
      filter: blur(0px);
      animation: blur-text 1.5s 1.2s infinite linear alternate;
    }
    @keyframes blur-text {
      0% {
        filter: blur(0px);
      }
      100% {
        filter: blur(4px);
      }
    }