2 <svg width="100" height="100" style="display: none;">
4 <rect id="redSquare" width="100" height="100" fill="green" />
7 <template id="template">
8 <svg width="100" height="100">
9 <rect id="greenSquare" width="100" height="100" fill="green" />
10 <use xlink:href="#redSquare" />
14 document.body.createShadowRoot().appendChild(template.content.cloneNode(true));