Does not display the svg drawing in the Opera, and the Muff are all perfectly displayed?

Why not show the picture in svg in Opera, Chrome, and the Muff and Internet Explorer all appears fine?
HTML code:


Moreover, in the video, where is it written the same code - all appears.
Browser versions:
Opera: Version: 66.0.3515.95
Google Chrome: 80.0.3987.106
All 72.0.2 (64-bit)
Internet Explorer: 11.
April 7th 20 at 15:16
0 answer

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