When the TextArea contains a large amount of data, the scrollbar is too small

[axhack]

When the TextArea contains a large amount of data, the scrollbar is too small, making mouse dragging difficult. It seems JavaFX has a default minimum height.

screenshot：
atlantafx：

javaFX：

[oyzh1994]

I have the same problem, but it works fine within the built-in theme. It's quite strange.