title: Why my pointer and blue dot are not together?
body: <p>I am drawing features on map, using openlayers3. But my pointer and the blue dot(stroke) are not together.
  I have used <a href="https://openlayers.org/en/latest/examples/draw-features.html" rel="nofollow noreferrer">this</a> example.<a href="https://i.stack.imgur.com/zO10L.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/zO10L.png" alt="enter image description here"></a></p>