Shopify - YouTube on Homepage - https://keithgreer.dev/setting-up-a-multipurpose-cmsed-liquid-homepage-section-for-shopify

shopify-homepage-video.html

<div class="medium-6 columns">
	<div class="content-wrap">
		<h3><span class="subheading">Learn 'How to' with our</span>{{ section.settings.video_title }}</h3>
		<p>{{ section.settings.video_sub }}</p>
		<a data-fancybox href="https://www.youtube.com/watch?v={{ section.settings.video_code }}" class="button">View Video</a>
	</div>
</div>
<div class="medium-6 columns">
	<a data-fancybox class="image-wrap" href="https://www.youtube.com/watch?v={{ section.settings.video_code }}">
		<img class="play-button" src="//cdn.shopify.com/s/files/1/2602/4064/t/2/assets/play-button.png">
		<img src="{{ section.settings.video_image | img_url }}">
	</a>
</div>