bahamas flag

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
    svg { width:100%; height: 100% }
  </style>
</head>

<body>
  <script>
    // Feel free to change or delete any of the code you see!
    var svg = d3.select("body").append("svg")
    svg.append("rect")
      .attr({x: 20, y: 200, width: 600, height: 100})
      .style({ fill: "#45e2c8"})
    svg.append("rect")
      .attr({x: 20, y: 300, width: 600, height: 100})
      .style({ fill: "#e2d04a"})
    svg.append("rect")
      .attr({x: 20, y: 400, width: 600, height: 100})
      .style({ fill: "#45e2c8"})
    svg.append("polygon")       // attach a polygon
    .style("stroke", "black")  // colour the line
    .style("fill", "black")     // remove any fill colour
    .attr("points", "20,200, 20,500, 250,350");

console.log("you are now rocking with d3", d3);
  </script>
</body>

https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js