Download SVG Node From HTML

download_svg.js

# specify your svg element and run this in chrome console
var svg = document.getElementsByTagName("svg")[0];
var serializedSVG = new XMLSerializer().serializeToString(svg);
var base64Data = window.btoa(serializedSVG);
var dataURL = "data:image/svg+xml;base64," + base64Data 
var dl = document.createElement("a");
document.body.appendChild(dl); // This line makes it work in Firefox.
dl.setAttribute("href", dataURL);
dl.setAttribute("download", "test.svg");
dl.click();