Error while moving the price chart

[metaholf]

Describe the bug
Error while moving the price chart by cursor

To Reproduce
Steps to reproduce the behavior:

1)Select BNB/ETH
2)Move the price chart to the left edge
3)When reaching the edge diagonally move the cursor to the left

Expected behavior
The price chart moves to the right.

Video
https://yadi.sk/i/UXXQTbh6cTCJrA

Environment
Windows 10 (64-bit)
Chrome 71.0.3578.98