index.html

<!doctype html>
<html lang="en" ng-app>
  <head>
    <meta charset="utf-8" />
    <title>Family Tree</title>
    <meta name="description" content="" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />

    <link rel="stylesheet" href="./index.css" />
  </head>

  <body ng-controller="app.controller">
    <div class="ft-scale">
      <input
        class="ft-scale-range"
        type="range"
        min="0.25"
        max="1.5"
        ng-model="model.scale"
        step="0.01"
        ng-orient="vertical"
      />
      <span>Zoom</span>
    </div>
    <div ng-include="svgTemplate"></div>

    <script type="module" src="./index.js"></script>
  </body>
</html>