Embed images from Imgur and have different sized images for thumbnail and preview. previewer by ajayns used for Preview
Include previewer.min.css
& previewer.min.js
from previewer by ajayns in your base layout.
<link rel="stylesheet" href="Path/To/previewer.css" />
<script src="Path/To/previewer.js" type="text/javascript"></script>
Also inititalize previewer
let previewer = new Previewer();
Use in your Hugo
{{<imgur id="Imgur Image ID" ext="Image Extension" title="Image Title">}}