{"version":"1.0","type":"rich","title":"Blank Canvas","description":"A blank rectangular canvas in vivid purple stretches across a fixed browser window, rendered as a single rounded rectangle. D3 v5 selects an empty SVG and appends a rect element sized to the SVG's declared dimensions, with a corner radius of 40. The code logs the document body width and height to the console, while CSS locks the viewport and applies a solid background color.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/bb28b392607948c8be837772511811ed?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}