<div>
    <svg viewBox="0 0 160 40" xmlns="http://www.w3.org/2000/svg">
        <a xlink:href="https://developer.mozilla.org/"><text x="10" y="25">MDN Web Docs</text></a>
    </svg>
    <!--  Design tools sometimes generate svgs with xlink attributes. This is a real-world example.  -->
    <svg height="16" viewBox="0 0 16 16" width="16" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><defs><circle id="a" cx="8" cy="8" r="8"/><mask id="b" fill="#fff" height="16" width="16" x="0"