Rangeslider and Multislider buttons position calculation

Steps to Reproduce

A. Drag sliderbuttons in Rangeslider or Multislider, you can see button rounding issue.

B. When clicking on the mark label, if there is already a button, other buttons should not move.

Current Result

Rounding issue in sliderbuttons.
Multiple buttons would be gathered at one point.

Expected Result

NO Rounding issue
Only one button would be moved in the clicked mark label

Debug Information

Workaround