Steps to Reproduce

create a rangeslider / multislider with a min value>0

<zk>
  <multislider min="20" max="100" width="500px">
    <sliderbuttons startValue="30" endValue="90"/>
    <sliderbuttons startValue="50" endValue="70"/>
  </multislider>
  <rangeslider min="20" startValue="30" endValue="90" max="100" width="500px"/>
</zk>

drag the slider buttons with the mouse

Current Result

when starting to drag the mouse the button is jumping to the left (more for bigger min values)

Expected Result

non jumping buttons when dragging

Debug Information

Workaround