Styling a TableView in CSS (JavaFX)

Question

How can I style the \"THIS\" point in my TableView?

My CSS Code looks as follows:

   */*
 * Empty Stylesheet file.
 */

.root{
    -fx-backgroun         


        

Answer 1

In case anyone came here searching for CSS of column-show-hide button, here is the CSS.

.table-view .show-hide-columns-button {
    -fx-background-color: red;
    -fx-border-color: -fx-box-border;
    -fx-border-insets: -1 -1 0 0;
}