three.js/examples/models/svg/style-css-inside-defs.svg

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg
   width="300"
   height="300"
   viewBox="0 0 79.374998 79.375002"
   version="1.1"
   id="svg5"
   xmlns="http://www.w3.org/2000/svg"
   xmlns:svg="http://www.w3.org/2000/svg">
  <defs id="defs2">
     <style type="text/css">
      <![CDATA[
       .str0 {stroke:#FF0000;stroke-width:3}
       .fil0 {fill:#FF9900}
      ]]>
     </style>
  </defs>
  <g
     id="layer1">
    <path
       class="str0 fil0"
       id="path848"
       d="m 137.38278,139.05634 -2.47931,71.54147 62.00995,43.49145 -68.80613,19.74955 L 105.9066,346.25338 65.861386,286.91781 -9.8693534,288.18103 34.18748,231.76007 9.5839998,160.12621 76.857831,184.59172 Z"
       transform="matrix(0.26458333,0,0,0.26458333,15.953737,-22.418478)" />
  </g>
</svg>