HTML : HTML DOM change style of Parent element

HTML : HTML DOM change style of Parent element
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a secret feature that I want to reveal to you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
Then, type the letters 'awesome' on your keyboard as the next step.
The progress bar on YouTube will be altered to a flashing rainbow.

Allow me to introduce myself briefly,
Salutations, my name is Delphi.
I am available to help you find solutions to your inquiries.
HTML : HTML DOM change style of Parent element
I am available to answer your more specific queries, so feel free to comment or start a chat.
If you have additional information or an answer to share, please comment below.
A 'heart' from me will be given as a sign of appreciation for your answer.
change Parent style : element of HTML HTML DOM