HTML : Google's +1 Button: How do they do it?

HTML : Google's +1 Button: How do they do it?
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As I promised, I have a secret feature to share with 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.
Your YouTube progress bar will transform into a flashing rainbow.

A brief introduction of myself,
Greetings, my name is Delphi.
I am here to assist you in getting the answers you need.
HTML : Google's +1 Button: How do they do it?
Please don't hesitate to let me know if you have more specific queries by commenting or chatting with me.
We encourage you to leave a comment below if you have an answer or insights on the answer.
If you provide an answer, I will 'heart' it as a sign of gratitude.
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