Python Turtle Programs Do Not Load The Output Page Steadily

Problem description:

Hi,

When I create Python with turtle replit files today, and insert a background color or picture, when I click the run button the output section loads really fast(like flickering the output), instead of displaying the output(background color or picture) steadily. Can you please help me fix this bug asap?

Expected behavior:

Actual behavior:

Steps to reproduce:

Bug appears at this link:
Here is the link to a python turtle program I created where this problem happens but it is happening with all the python with turtle programs I create:-
https://replit.com/@AlisiaHabibi1/Mondays-5pm-Smoothie-Shop-Website-1?v=1

Browser:
OS:
Device (Android, iOS, NA leave blank):
Desktop app version (Avatar menu->“Version”) or NA:
Plan (Free, Hacker, Pro Plan):

Try what was suggested in this post: Screen turn black after code done - #2 by AndrewRoy3