How to Display Youtube thumbnail for Video

[rvernon23]

My Video thumbnail for website is appearing like this but I want it to display the YouTube thumbnail so they can just do 1 click and play the video.

So instead of this

They See this

Website Link: https://volcanis-humidifier.com/products/volcanis-humidifier#

[KetanKumar]

@rvernon23

i can see this

[rvernon23]

You had to click on the other screen play button to see that right?