<!DOCTYPE html>
<html lang="en">
   <head>
      <meta charset="utf-8">
      <title>Geometry viewer</title>
      <!--jsroot_importmap-->
   </head>

   <style>
      html { height: 100%; }
      body { min-height: 100%; margin: 0; overflow: hidden }
      #GeomDiv {
         position: absolute;
         left: 0;
         top: 0;
         bottom: 0;
         right: 0;
         padding: 1
      }

      .geomColorBox {                /* style the CSS class that has been written by the renderer method */
   