rect(30, 20, 55, 55);
    
        rect(30, 20, 55, 55, 7);
    
        rect(30, 20, 55, 55, 3, 6, 12, 18);

Using local js file. rect() has no rounded corners apparently

CDN wasn't working with multiple canvases, so went back to local js copy for this page.

Also, very poor implementation of instances on my part.