<canvas id="circleCanvas" width="200" height="100" style="border: 1px solid #000000">
</canvas>
var c = document.getElementById("circleCanvas");
var ctx = c.getContext("2d");
ctx.beginPath();
ctx.arc(95, 50, 40, 0, 2 * Math.PI);
ctx.stroke();
This Pen doesn't use any external CSS resources.
This Pen doesn't use any external JavaScript resources.