A-Frame Course - Source of /examples/0600-portals-01.html

<!DOCTYPE html>
<html>
  <head>
    <title>Portals - 01</title>
    <script src="https://aframe.io/releases/1.4.1/aframe.min.js"></script>
  </head>
  <body>
    <a-scene background="color:lightblue">
      <a-link
        position="-2.5 1.6 -4"
        href="/examples/0600-portals-02.html"
        title="Go to second environment"
      ></a-link>

      <a-plane id="test" rotation="-90 0 0" width="15" height="15" color="brown"></a-plane>
      <a-box position="-1.1 0.5 -4" color="orange"> </a-box>
      <a-box position="0 0.5 -4" color="blue"> </a-box>
      <a-box position="1.1 0.5 -4" color="yellow"> </a-box>
      <a-box position="0.1 1.6 -4" color="red"> </a-box>
      <a-camera>
        <a-cursor></a-cursor>
      </a-camera>
    </a-scene>

  </body>
</html>