I had a search and found the SVG approach that i mentioned above: CSS - Seamless Tiling with SVG.zip.
It is a XAR with an SVG image in a ZIP. Unpack together. The XAR explains how to link things.
The original Post: https://www.talkgraphics.com/showthr...746#post653746.
The later SVG-alone Post: https://www.talkgraphics.com/showthr...750#post653750.

Acorn