On the part of the page about the code tree where you can click to expand or collapse branches, the scrolling inside each box doesn't work. I tried actually scrolling with my mouse inside the box and also clicking and dragging the bar (horizontally and vertically), but there's no way to scroll.

On the part of the page about the code tree where you can click to expand or collapse branches, the scrolling inside each box doesn't work. I tried actually scrolling with my mouse inside the box and also clicking and dragging the bar (horizontally and vertically), but there's no way to scroll.