retina-dom-to-image/spec/resources/images/dom-node.html

A fork of the dom-to-image library that outputs an image for higher DPI screens

<div>
    <div>
        <img src="/base/spec/resources/images/image.jpeg">
    </div>
    <span>
        <span>
            <img src="/base/spec/resources/images/image.png">
        </span>
    </span>
</div>