HTML : Bootstrap 4 progress bar is not showing up

HTML : Bootstrap 4 progress bar is not showing up
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a hidden feature that I want to share with you.
This is a YouTube's feature which works on Desktop.
First, Make sure the video is currently in playing mode.
Next, enter the letters 'awesome' on your keyboard.
You will see a flashing rainbow instead of a regular progress bar on YouTube.

A brief presentation of myself,
Hello, I am Delphi.
Let me aid you in resolving any queries you may have.
HTML : Bootstrap 4 progress bar is not showing up
If you need more specific answers, please reach out to me through comments or chat.
If you have an answer, or any insights to the answer, please comment below.
Your answer will be recognized and appreciated, and I will 'heart' it to show my appreciation.
: progress 4 showing not HTML bar Bootstrap is up

Видео HTML : Bootstrap 4 progress bar is not showing up канала Hey Delphi