how to embed video in website code example

Example 1: how to embed videos in html

<iframe src="example.mp4" width="100px" height="100px"></iframe>

Example 2: youtube embed video

//Author:Mohammad Arman Khan
<div>
       <iframe class="videoframe" src="https://www.youtube.com/watch?v=VfGW0Qiy2I0">
       </iframe>
</div>