By Tonyrogerlavy - 12 Jul 2020, 22:57
for the image;
- just right-click on the image to check the image name, then substitute the image in the images subdirectory with your own.
for the footer;
- technically; just search for the footer string and substitute it with your own.
Note however that the license requires you to retain the as-is footer on any public-facing webpage rendered by opencats.