1. Create a HTML file for a 3D surface plot using write_html()
2. Open the HTML file in Google Chrome 135.0.7049.85 on macOS 15.4
3. Click on Download plot as png
4. The plot has a resolution of 1496 × 841 pixels only (private info redacted):
   

In comparison, when I take a screenshot of the same area, it's 3024×1696 pixels (a bit more than its double).

This issue might belong to https://github.com/plotly/plotly.py.