我的bokeh下拉菜单无法覆盖整个屏幕

Question

I am using bokeh dropdowns, but the html page doesn't take up the whole screen, rendering the dropdown unusable. Is there a fix for this?

HTML doesn't go down far enough:

After clicking the dropdown, you can't select options 2 or 3:

Answer 1

删除“ None,在菜单中（第6行），您将看到项目列表。