seViewer()"><img
                src="/img/icons/arrow-back-primary.svg"
                height="22px"
                width="22px"
                class="viewer-back-button-icon">
                Back</button>
            <h2 class="viewer-title" id="viewer-title"></h2>
            <div class="viewer-controls">
                <button class="control-button" id="mm-fit" title="Fit to Screen (F)">
                    <svg
                        xmlns="http://www.w3.org/2000/svg"
                        widt