I found two webpages which are related to the draggable element, not sure will it help but you can take a look on them.
w3schools draggable element
Another sample code from codepen.io
Samson @ Plugin Developer
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I found two webpages which are related to the draggable element, not sure will it help but you can take a look on them.
w3schools draggable element
Another sample code from codepen.io
Samson @ Plugin Developer
Plugin Page
Plugin Forum