HTML : Refused to apply style because its MIME type 'text/html' is not supported stylesheet MIME typ

HTML : Refused to apply style because its MIME type "text/html" is not supported stylesheet MIME type, and strict MIME checking is enabled
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

I promised to share a hidden feature with you, and here it is.
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.
It will change your youtube progress bar into a flashing rainbow.

A brief introduction of myself,
Hello, I am Delphi.
I am here to help you get the answers you are seeking.
HTML : Refused to apply style because its MIME type "text/html" is not supported stylesheet MIME type, and strict MIME checking is enabled
If you require more detailed information, please don't hesitate to comment or chat with me.
If you have an answer or any additional information on the answer, please leave a comment below.
A 'heart' from me will be given to show my gratitude for your contribution.
HTML its MIME Refused and type, style MIME to enabled checking stylesheet apply MIME strict supported type because "text/html" : is is not