vent-forewarn-micro/public/resource/img/loading.svg

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg viewBox="0 0 200 200" version="1.1" 
  xmlns="http://www.w3.org/2000/svg" 
  xmlns:xlink="http://www.w3.org/1999/xlink">
  <style type="text/css">
        .left-linear {
          fill: url(#left-linear);
        }

        .right-linear {
          fill: url(#right-linear);
        }

        .top {
          fill: #64acff;
        }

        .bottom {
          fill: #9dbfe4;
        }
        svg {
          display: block;
        }

        .tip {
          display: block;
          min-width: 100px;
          margin-top: 4px;
          font-size: 13px;
          color: rgba(0, 0, 0, 0.85);;
          text-align: left;
        }
  </style>
  <circle cx="97" cy="97" r="81" stroke-width="16" stroke="#327fd8" fill="none"></circle>
  <g class="load">
    <linearGradient id="left-linear" gradientUnits="userSpaceOnUse" x1="50" y1="0" x2="100" y2="180">
      <stop offset="0" style="stop-color: #64acff;" />
      <stop offset="1" style="stop-color: #9DBFE4;" />
    </linearGradient>
    <path class="left-linear" d="M20,100c0-44.1,35.9-80,80-80V0C44.8,0,0,44.8,0,100s44.8,100,100,100v-20C55.9,180,20,144.1,20,100z" />
    <circle class="bottom" cx="100" cy="190" r="10" />
    <linearGradient id="right-linear" gradientUnits="userSpaceOnUse" x1="100" y1="120" x2="100" y2="180">
      <stop offset="0" style="stop-color: transparent;" />
      <stop offset="1" style="stop-color: transparent;" />
    </linearGradient>
    <path class="right-linear" d="M100,0v20c44.1,0,80,35.9,80,80c0,44.1-35.9,80-80,80v20c55.2,0,100-44.8,100-100S155.2,0,100,0z" />
    <circle class="top" cx="100" cy="10" r="10" />
  </g>
</svg>