Widget:CharlesSVG

<html>

  <head>
     <script type = "text/javascript" src = "https://d3js.org/d3.v4.min.js"></script>
     <style>
        body { font-family: Arial; }
     </style>
  </head>

  <body>
  
  <svg>
  <rect width="300" height="300" style="fill:rgb(0,0,255);stroke-width:3;stroke:rgb(0,0,0)"></rect>
 <circle cx="300" cy="100" r="80" fill="orange" stroke="black" stroke-width="4"></circle>  
 </svg>

  </body>

</html>