Here are a few steps that tells you how to embed a video:

Step 1:

Open Youtube and find a video that you want to embed and look in the description. Under the "share" button, there should be a section for embedding.

Step 2.

Select that line of code and push ctrl+v to copy it

Step 3.

Paste that line of code into your website

And that is all that you need to do to embed a video in your html