Shapes causing trouble
 
 
It’s only a demo.
Run it through the www.w3.org’s HTML validator and you’ll see what I mean.
Plenty errors. Add more shapes... add more errors.
 
 
 
Shapes
More shapes added beneath to see what happens.
This is a demo.
Adding the 5 shapes caused 5 extra errors. Grand total here: 10 errors.
No more...