dropdown going above other elements when scrolling to the end of the div

[ravivarma333]

@Methuselah96 I see that when a div has the select tag from react-select and when you try to scroll the div the drop down of the select appears above of the divsion when scroll is extended.
The purple div is the original div and the drop down list should not appear beyond this, even after scrolling.

Can you look into this.

Originally posted by @ravivarma333 in JedWatson/react-select#4088 (comment)