NeiMengGuMuseum/js/side-content-viewer-logic.js

const sideImgEl = document.getElementById('sideimg')
sideImgEl.addEventListener('click', () => {
  const viewer = new Viewer(sideImgEl, {
    title: false,
    navbar: false,
    toolbar: {
      zoomIn: {
        show: true,
        size: 'large',
      },
      zoomOut: {
        show: true,
        size: 'large',
      },
      reset: {
        show: true,
        size: 'large',
      }
    },
    hide() {
      setTimeout(() => {
        viewer.destroy()
      }, 500);
    },
  });
  viewer.show()
})