Simple fluid-width videos using CSS only
npm install @kickoff/fluidvideo.css --save
With scss and the npm-sass or similar importer
@import "@kickoff/fluidvideo.css/index"
<div class="fluidVideo">
<iframe class="fluidVideo-item" src="..."/>
</div>
<!-- add modifier for 4:3 aspect ratio -->
<div class="fluidVideo fluidVideo--4-3">
<iframe class="fluidVideo-item" src="..."/>
</div>