<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100">
  <style>
    path {
      stroke-width: 3;
      stroke: blue;
    }
  </style>
  <path d="M 25 50 h 10 m 10 0 h 10 m 10 0 h 10" />
</svg>