![](https://s3.amazonaws.com/files.d20.io/images/23721960/31p30WMSbbMfJFvkiuNkAA/thumb.png?1475353318834)
I click the magnifying glass on the side menu which opens up the zoom options, when I click (and hold) the button for the drop down menu, once I move off the main button the drop down menu disappears. I can still use the slider bar on the left, but the main zoom doesn't work.